[Iaude] MPEC L48: 2009 OZ4 [a=2.67,e=0.64,i=38.1,H=19.36]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Jun 6 10:06:50 EDT 2022


M.P.E.C. 2022-L48                                  Issued 2022 June 6, 14:05 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

             Prepared using the Tamkin Foundation Computer Network

                              MPC at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2009 OZ4                                    


                           Revision to MPEC 2009-O36                            

Additional Observations:
     K09O04Z  C2009 12 31.51136108 26 17.915-26 46 46.77         20.90GVEL048F51
     K09O04Z  C2009 12 31.52094008 26 16.836-26 46 25.55         20.73GVEL048F51
     K09O04Z  C2009 12 31.53282008 26 15.486-26 45 58.80         20.87GVEL048F51
     K09O04Z  C2009 12 31.54311008 26 14.312-26 45 35.25         20.18GVEL048F51
     K09O04Z  C2010 01 04.49768708 19 02.681-24 09 45.52         20.92GVEL048F51
     K09O04Z  C2010 01 04.50588708 19 01.703-24 09 25.51         20.73GVEL048F51
     K09O04Z  C2019 01 08.57985910 42 19.713+07 37 07.85         22.71GVEL048F51
     K09O04Z  C2019 01 08.60356210 42 18.816+07 37 32.65         22.80GVEL048F51
     K09O04Z  C2019 01 08.61540610 42 18.373+07 37 44.62         22.83GVEL048F51
     K09O04Z  C2022 06 03.53107818 51 39.509+26 48 14.97         23.18GVEL048T12
     K09O04Z  C2022 06 03.53553818 51 39.297+26 48 17.07         23.04GVEL048T12
     K09O04Z  C2022 06 03.54507418 51 38.848+26 48 21.69         23.11GVEL048T12

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
    Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
    Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m).  Observer D. J. Tholen.
    2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
091231 F51 0.00- 0.00-    220603 T12 0.22- 0.04-    MPO160912   -0.31 days

Orbital elements:
2009 OZ4                                                 Earth MOID = 0.1477 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
M 290.89043              (2000.0)            P               Q                  
n   0.22533125     Peri.  240.21806     +0.81940621     -0.41450912             
a   2.6745769      Node   140.06391     +0.40100544     +0.90807839             
e   0.6423748      Incl.   38.08053     -0.40959505     +0.05979817             
P   4.37           H   19.36          G   0.15           U   0                  
Residuals in seconds of arc
090725 704  0.3+  0.1+    090727 H45  0.1+  0.0     090803 J05  0.2-  0.0
090725 704  0.6+  0.3-    090727 H45  0.0   0.3+    090804 587  0.1+  0.1+
090725 704  0.6+  0.2+    090727 H45  0.1+  0.1-    090804 587  0.1+  0.4+
090725 704  1.6+  0.1+    090727 H45  0.5+  0.4+    090804 587  0.1+  0.2+
090726 H10  1.7+  0.4+    090727 H45  0.2+  0.5+    090810 J05  0.3-  0.2-
090726 H10  0.3+  1.2+    090728 H55  0.1+  0.2+    090810 J05  0.1-  0.0
090726 734  0.6+  2.0+    090728 H55  0.0   0.1+    090810 J05  0.2-  0.1+
090726 734  0.5+  1.3-    090728 H55  0.1+  0.1+    090810 J05  0.0   0.5-
090726 734  0.0   0.4-    090728 H55  0.0   0.1-    090811 704  0.1+  0.4+
090726 734  0.2-  0.3-    090728 204  0.2-  0.2+    090811 704  0.5+  0.4-
090726 734  0.2+  0.1+    090728 B49  0.0   0.9-    090811 704  0.8+  0.1-
090726 H06  0.7-  0.6+    090728 204  0.1+  0.0     090811 704  0.7+  0.6-
090726 H06  0.2+  0.7+    090728 204  0.1-  0.0     090812 J51  0.0   0.2-
090726 474  0.1+  0.2-    090728 J08  0.4+  0.7-    090812 J51  0.1+  0.0
090726 474  0.0   0.2-    090728 B49  0.3+  1.2-    090812 J51  0.2+  0.6+
090726 474  0.0   0.1-    090728 B49  0.5+  0.8-    090812 H55  0.2+  0.0
090726 587  0.6-  0.3-    090728 J75  0.0   0.6+    090812 H55  0.3+  0.1+
090726 587  0.4-  0.4+    090728 J75  0.1-  0.3+    090812 H55  0.4+  0.1+
090726 587  0.8-  1.3-    090729 160  0.2+  0.1-    090812 H26  1.1-  1.9+
090726 A13  0.3+  0.5+    090729 J75  0.6-  0.5-    090812 H26  0.7-  1.5+
090726 595  0.7-  0.4-    090729 160  0.1+  0.1+    090812 H26  0.7+  1.1-
090726 198  0.0   0.7+    090729 A78  0.1-  0.2+    090812 H26  0.6+  0.5+
090726 A13  0.5-  0.2+    090729 A78  0.1+  0.2-    090812 H26 (1.5+  4.0-)
090726 A13  0.1+  0.3-    090729 A78  0.1-  0.4+    090814 H55 (0.1+  1.2+)
090726 198  0.2-  0.8+    090729 A78  0.9-  0.7-    090814 H55  0.1+  0.6+
090726 198  0.5-  0.0     090730 H55  0.0   0.3+    090814 H55  0.4-  0.1+
090726 198  0.2-  0.1-    090730 H55  0.1+  0.3+    090820 I21  0.0   0.0
090726 198  0.3-  0.4+    090730 H55  0.0   0.2+    090820 I21  0.1+  0.0
090726 198  0.3-  0.2+    090730 H55  0.1+  0.2+    090828 I19  0.3-  0.6-
090726 595  0.4-  0.3-    090730 H55  0.1-  0.2+    090828 I19  0.1-  0.4+
090726 198  0.4-  0.2+    090731 H26  0.0   0.2+    090828 I19  0.8+  0.4-
090726 A13  0.0   0.2-    090731 H26  0.4+  0.1-    091231 F51 (0.1-  0.5+)
090726 A13  0.1-  0.1-    090731 H26  1.0+  0.3+    091231 F51  0.0   0.0
090726 235  0.4-  0.3+    090731 H26  0.9-  0.1+    091231 F51  0.0   0.2-
090726 235  0.1-  0.1+    090731 H26  0.4-  0.1-    091231 F51  0.1-  0.0
090726 B49  0.4-  0.3-    090801 H55  0.1+  0.1-    100104 F51  0.3+  0.1+
090726 B49  0.5-  0.6-    090801 H55  0.1+  0.0     100104 F51  0.1-  0.1-
090727 649  0.1+  0.0     090801 H55  0.0   0.0     100221 T12  0.0   0.0
090727 649  0.2+  0.0     090801 H55  0.0   0.2+    100221 T12  0.0   0.0
090727 649  0.1+  0.1+    090801 160  0.1+  0.3+    190108 F51  0.3+  0.0
090727 649  0.2+  0.2+    090801 160  0.1-  0.3+    190108 F51  0.0   0.3+
090727 649  0.2-  0.2-    090801 160  0.0   0.0     190108 F51  0.1-  0.1+
090727 649  0.4+  0.2+    090802 704  0.4+  0.7+    220603 T12  0.0   0.0
090727 H45  0.3+  0.4+    090802 704  0.2-  0.7+    220603 T12  0.0   0.0
090727 H45  0.0   0.1-    090802 704  0.3-  0.2-    220603 T12  0.0   0.0
090727 H45  0.2+  0.4+    090803 J05  0.2+  0.1+
090727 H45  0.3+  0.0     090803 J05  0.1+  0.2+

Ephemeris:
2009 OZ4                 a,e,i = 2.67, 0.64, 38                  q = 0.9565
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2022 05 07    18 59 08.1 +21 58 29   1.9040  2.4248   108.8    23.2    23.8
...
2022 05 22    18 58 07.1 +24 48 47   1.6765  2.3122   116.4    23.1    23.4
...
2022 05 30    18 54 38.2 +26 08 55   1.5636  2.2505   120.2    22.9    23.2
...
2022 06 05    18 50 32.1 +26 59 46   1.4836  2.2035   122.7    22.8    23.0
2022 06 06    18 49 43.5 +27 07 15   1.4706  2.1956   123.1    22.8    23.0
2022 06 07    18 48 52.7 +27 14 24   1.4578  2.1876   123.4    22.8    23.0
...
2022 06 13    18 43 02.8 +27 49 44   1.3836  2.1398   125.5    22.7    22.8
...
2022 06 21    18 33 20.1 +28 12 21   1.2922  2.0750   127.6    22.8    22.6
...
2022 07 06    18 10 24.1 +27 11 56   1.1465  1.9508   128.7    24.0    22.2

A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-L48




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