SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549
                                ----------------

                                  SCHEDULE 13D
                                 (Rule 13d-101)

             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
            TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO
                                  RULE 13d-2(a)

                               (Amendment No. 18)

                       Atlas Air Worldwide Holdings, Inc.*
--------------------------------------------------------------------------------
                                (Name of Issuer)

                                  Common Stock
--------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                    049164205
--------------------------------------------------------------------------------
                                 (CUSIP Number)

                                 Philip Falcone
                                 450 Park Avenue
                                   30th Floor
                            New York, New York 10022
--------------------------------------------------------------------------------
                  (Name, Address and Telephone Number of Person
                Authorized to Receive Notices and Communications)

                                September 8, 2009
--------------------------------------------------------------------------------
             (Date of Event which Requires Filing of This Statement)

*     IMPORTANT NOTE: THE SECURITIES SET FORTH IN THIS REPORT ARE DIRECTLY
BENEFICIALLY OWNED BY HMC ATLAS AIR, L.L.C. AND/OR HARBINGER CAPITAL PARTNERS
SPECIAL SITUATIONS FUND, L.P. (COLLECTIVELY, THE "DIRECT BENEFICIAL OWNERS").
ALL OTHER ENTITIES AND PERSONS ARE INCLUDED WITHIN THIS REPORT DUE TO THEIR
AFFILIATION WITH ONE OR BOTH OF THE DIRECT BENEFICIAL OWNERS.

If the filing person has previously filed a statement on Schedule 13G to report
the acquisition that is the subject of this Schedule 13D, and is filing this
schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box
[_].

           Note: Schedules filed in paper format shall include a signed original
      and five copies of the schedule, including all exhibits. See Rule 13d-7
      for other parties to whom copies are to be sent.

----------

The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter
disclosures provided in a prior cover page.

     The information required on the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).


CUSIP No. 049164205
          ---------

1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     HMC Atlas Air, L.L.C.

2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                         (a) [_]
                                                                         (b) [X]

3.   SEC USE ONLY

4.   SOURCE OF FUNDS*

     WC

5.   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS
     2(d) OR 2(e) [_]

6.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON

7.   SOLE VOTING POWER

     0

8.   SHARED VOTING POWER

     218,658

9.   SOLE DISPOSITIVE POWER

     0

10.  SHARED DISPOSITIVE POWER

     218,658

11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     218,658

12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES*                                                        [_]

13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     1.0%

14.  TYPE OF REPORTING PERSON*

     OO



CUSIP No. 049164205
          ---------

1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     Harbinger Capital Partners Offshore Manager, L.L.C.

2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                         (a) [_]
                                                                         (b) [X]

3.   SEC USE ONLY

4.   SOURCE OF FUNDS*

     AF

5.   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) OR 2(e)                                      [_]

6.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON

7.   SOLE VOTING POWER

     0

8.   SHARED VOTING POWER

     218,658

9.   SOLE DISPOSITIVE POWER

     0

10.  SHARED DISPOSITIVE POWER

     218,658

11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     218,658

12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_]

13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     1.0%

14.  TYPE OF REPORTING PERSON*

     OO


CUSIP No. 049164205
          ---------------------

1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     Harbinger Capital Partners LLC

2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                         (a) [_]
                                                                         (b) [X]

3.   SEC USE ONLY

4.   SOURCE OF FUNDS*

     AF

5.   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) OR 2(e)                                      [_]

6.   CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON

7.   SOLE VOTING POWER

     0

8.   SHARED VOTING POWER

     218,658

9.   SOLE DISPOSITIVE POWER

     0

10.  SHARED DISPOSITIVE POWER

     218,658

11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     218,658

12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_]

13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     1.0%

14.  TYPE OF REPORTING PERSON*

     OO



CUSIP No. 049164205
          ---------

1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     Harbinger Capital Partners Special Situations Fund, L.P.

2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                         (a) [_]
                                                                         (b) [X]

3.   SEC USE ONLY

4.   SOURCE OF FUNDS*

     WC

5.   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS
     2(d) OR 2(e) [_]

6.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON

7.   SOLE VOTING POWER

     0

8.   SHARED VOTING POWER

     922,761

9.   SOLE DISPOSITIVE POWER

     0

10.  SHARED DISPOSITIVE POWER

     922,761

11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     922,761

12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_]

13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     4.4%

14.  TYPE OF REPORTING PERSON*

     PN



CUSIP No. 049164205
          ---------

1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     Harbinger Capital Partners Special Situations GP, LLC

2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                         (a) [_]
                                                                         (b) [X]

3.   SEC USE ONLY

4.   SOURCE OF FUNDS*

     AF

5.   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS
     2(d) OR 2(e) [_]

6.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON

7.   SOLE VOTING POWER

     0

8.   SHARED VOTING POWER

     922,761

9.   SOLE DISPOSITIVE POWER

     0

10.  SHARED DISPOSITIVE POWER

     922,761

11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     922,761

12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [_]

13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     4.4%

14.  TYPE OF REPORTING PERSON*

     OO



CUSIP No. 049164205
          ---------

1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     Harbinger Holdings, LLC

2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                         (a) [_]
                                                                         (b) [X]

3.   SEC USE ONLY

4.   SOURCE OF FUNDS*

     AF

5.   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS
     2(d) OR 2(e) [_]

6.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON

7.   SOLE VOTING POWER

     0

8.   SHARED VOTING POWER

     1,141,419

9.   SOLE DISPOSITIVE POWER

     0

10.  SHARED DISPOSITIVE POWER

     1,141,419

11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     1,141,419

12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES*                                                   [_]

13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     5.4%

14.  TYPE OF REPORTING PERSON*

     OO



CUSIP No. 049164205
          ---------

1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     Philip Falcone

2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                     (a) [_] (b)
                                                                             [X]

3.   SEC USE ONLY

4.   SOURCE OF FUNDS*

     AF

5.   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS
     2(d) OR 2(e) [_]

6.   CITIZENSHIP OR PLACE OF ORGANIZATION

     U.S.A.

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON

7.   SOLE VOTING POWER

     0

8.   SHARED VOTING POWER

     1,141,419

9.   SOLE DISPOSITIVE POWER

     0

10.  SHARED DISPOSITIVE POWER

     1,141,419

11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     1,141,419

12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES*                                                   [_]

13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     5.4%

14.  TYPE OF REPORTING PERSON*

     IN



CUSIP No. 049164205
          ---------

Item 1. Security and Issuer.

NO MATERIAL CHANGE FROM THE SCHEDULE 13D/A FILED ON SEPTEMBER 4, 2009.
--------------------------------------------------------------------------------

Item 2. Identity and Background.

NO MATERIAL CHANGE FROM THE SCHEDULE 13D/A FILED ON SEPTEMBER 4, 2009.

--------------------------------------------------------------------------------

Item 3. Source and Amount of Funds or Other Consideration.

ITEM 3 OF THE SCHEDULE 13D/A FILED ON SEPTEMBER 4, 2009 IS HEREBY AMENDED AND
RESTATED AS FOLLOWS:

As of the date hereof HMC Atlas Air may be deemed to beneficially own 218,658
Shares.

As of the date hereof Harbinger Management may be deemed to beneficially own
218,658 Shares.

As of the date hereof Harbinger LLC may be deemed to beneficially own 218,658
Shares.

As of the date hereof the Special Fund may be deemed to beneficially own 922,761
Shares.

As of the date hereof HCPSS may be deemed to beneficially own 922,761 Shares.

As of the date hereof Harbinger Holdings may be deemed to beneficially own
1,141,419 Shares.

As of the date hereof Philip Falcone may be deemed to beneficially own 1,141,419
Shares.

No borrowed funds were used to purchase the Shares, other than any borrowed
funds used for working capital purposes in the ordinary course of business.
--------------------------------------------------------------------------------

Item 4. Purpose of Transaction.

NO MATERIAL CHANGE FROM THE SCHEDULE 13D/A FILED ON SEPTEMBER 4, 2009.

--------------------------------------------------------------------------------

Item 5. Interest in Securities of the Issuer.

ITEM 5 OF THE SCHEDULE 13D/A FILED ON SEPTEMBER 4, 2009 IS HEREBY AMENDED AND
RESTATED AS FOLLOWS:

(a, b) As of the date hereof, HMC Atlas Air may be deemed to be the beneficial
owner of 218,658 Shares, constituting 1.0% of the Shares of the Issuer, based
upon 21,095,802 Shares outstanding as of the date of this filing.

HMC Atlas Air has the sole power to vote or direct the vote of 0 Shares; has the
shared power to vote or direct the vote of 218,658 Shares; has sole power to
dispose or direct the disposition of 0 Shares; and has shared power to dispose
or direct the disposition of 218,658 Shares.

(a, b) As of the date hereof, Harbinger Management may be deemed to be the
beneficial owner of 218,658 Shares, constituting 1.0% of the Shares of the
Issuer, based upon 21,095,802 Shares outstanding as of the date of this filing.

Harbinger Management has the sole power to vote or direct the vote of 0 Shares;
has the shared power to vote or direct the vote of 218,658 Shares; has sole
power to dispose or direct the disposition of 0 Shares; and has shared power to
dispose or direct the disposition of 218,658 Shares.

(a, b) As of the date hereof, Harbinger LLC may be deemed to be the beneficial
owner of 218,658 Shares, constituting 1.0% of the Shares of the Issuer, based
upon 21,095,802 Shares outstanding as of the date of this filing.

Harbinger LLC has the sole power to vote or direct the vote of 0 Shares; has the
shared power to vote or direct the vote of 218,658 Shares; has sole power to
dispose or direct the disposition of 0 Shares; and has shared power to dispose
or direct the disposition of 218,658 Shares.

(a, b) As of the date hereof, the Special Fund may be deemed to be the
beneficial owner of 922,761 Shares, constituting 4.4% of the Shares of the
Issuer, based upon 21,095,802 Shares outstanding as of the date of this filing.

The Special Fund has the sole power to vote or direct the vote of 0 Shares; has
the shared power to vote or direct the vote of 922,761 Shares; has sole power to
dispose or direct the disposition of 0 Shares; and has shared power to dispose
or direct the disposition of 922,761 Shares.

(a, b) As of the date hereof, HCPSS may be deemed to be the beneficial owner of
922,761 Shares, constituting 4.4% of the Shares of the Issuer, based upon
21,095,802 Shares outstanding as of the date of this filing.

HCPSS has the sole power to vote or direct the vote of 0 Shares; has the shared
power to vote or direct the vote of 922,761 Shares; has sole power to dispose or
direct the disposition of 0 Shares; and has shared power to dispose or direct
the disposition of 922,761 Shares.

(a, b) As of the date hereof, Harbinger Holdings may be deemed to be the
beneficial owner of 1,141,419 Shares, constituting 5.4% of the Shares of the
Issuer, based upon 21,095,802 Shares outstanding as of the date of this filing.

Harbinger Holdings has the sole power to vote or direct the vote of 0 Shares;
has the shared power to vote or direct the vote of 1,141,419 Shares; has sole
power to dispose or direct the disposition of 0 Shares; and has shared power to
dispose or direct the disposition of 1,141,419 Shares.

(a, b) As of the date hereof, Philip Falcone may be deemed to be the beneficial
owner of 1,141,419 Shares, constituting 5.4% of the Shares of the Issuer, based
upon 21,095,802 Shares outstanding as of the date of this filing.

Mr. Falcone has the sole power to vote or direct the vote of 0 Shares; has the
shared power to vote or direct the vote of 1,141,419 Shares; has sole power to
dispose or direct the disposition of 0 Shares; and has shared power to dispose
or direct the disposition of 1,141,419 Shares.

--------------------------------------------------------------------------------

(c) The trading dates, number of Shares purchased and sold and price per share
for all transactions in the Shares by the Reporting Persons in the past sixty
days are set forth in Exhibit B.
--------------------------------------------------------------------------------

Item 6. Contracts, Arrangements, Understandings or Relationships with Respect
to Securities of the Issuer.

NO MATERIAL CHANGE FROM THE SCHEDULE 13D/A FILED ON SEPTEMBER 4, 2009.

--------------------------------------------------------------------------------

Item 7. Material to be Filed as Exhibits.

THE FOLLOWING MATERIALS ARE FILED AS EXHIBITS TO THIS SCHEDULE 13D/A:
Exhibit A: Agreement between the Reporting Persons to file jointly
Exhibit B: Schedule of Transactions in the Shares of the Issuer


                                   SIGNATURE

     After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

HMC Atlas Air, L.L.C.

By: /s/ Philip Falcone
-------------------------

Harbinger Capital Partners Offshore Manager, L.L.C.
By: Harbinger Holdings, LLC, Managing Member

By: /s/ Philip Falcone
-------------------------

Harbinger Capital Partners LLC
By: Harbinger Holdings, LLC, Managing Member

By: /s/ Philip Falcone
-------------------------

Harbinger Capital Partners Special Situations Fund, L.P.
By: Harbinger Capital Partners Special Situations GP, LLC
By: Harbinger Holdings, LLC, Managing Member

By: /s/ Philip Falcone
------------------------

Harbinger Capital Partners Special Situations GP, LLC
By: Harbinger Holdings, LLC, Managing Member

By: /s/ Philip Falcone
------------------------

Harbinger Holdings, LLC

By: /s/ Philip Falcone
------------------------

/s/ Philip Falcone
---------------------
Philip Falcone

September 10, 2009

Attention. Intentional misstatements or omissions of fact constitute federal
criminal violations (see 18 U.S.C. 1001).


                                                                       Exhibit A

                                    AGREEMENT

The undersigned agree that this Schedule 13D, Amendment No. 18, dated September
10, 2009 relating to the Common Stock of Atlas Air Worldwide Holdings, Inc.
shall be filed on behalf of the undersigned.

HMC Atlas Air, L.L.C.

By: /s/ Philip Falcone
-------------------------

Harbinger Capital Partners Offshore Manager, L.L.C.
By: Harbinger Holdings, LLC, Managing Member

By: /s/ Philip Falcone
-------------------------

Harbinger Capital Partners LLC
By: Harbinger Holdings, LLC, Managing Member

By: /s/ Philip Falcone
-------------------------

Harbinger Capital Partners Special Situations Fund, L.P.
By: Harbinger Capital Partners Special Situations GP, LLC
By: Harbinger Holdings, LLC, Managing Member

By: /s/ Philip Falcone
------------------------

Harbinger Capital Partners Special Situations GP, LLC
By: Harbinger Holdings, LLC, Managing Member

By: /s/ Philip Falcone
------------------------

Harbinger Holdings, LLC

By: /s/ Philip Falcone
------------------------

/s/ Philip Falcone
---------------------
Philip Falcone

September 10, 2009


                                                                       Exhibit B

                        Transactions in the Common Stock
                        --------------------------------

TRANSACTIONS BY HMC ATLAS AIR, L.L.C.

Date of                        Number of Shares               Price per Share
Transaction                    Purchase/(Sold)

9/8/09                              (125,000)                     $24.55
9/9/09                              (102,708)                     $25.14
9/10/09                             (182,102)                     $26.17
9/10/09                             (1,500,000)                   $26.50

TRANSACTIONS BY HARBINGER CAPITAL PARTNERS SPECIAL SITUATIONS FUND, L.P.

Date of                         Number of Shares              Price per Share
Transaction                     Purchase/(Sold)

SK 26666 0002 1028838