[Iaude] MPEC A152: 2020 GQ2 [a=2.49,e=0.52,i=25.5,H=18.36]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sat Jan 13 09:14:05 EST 2024


M.P.E.C. 2024-A152                             Issued 2024 January 13, 14:12 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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

                                    2020 GQ2                                    


                           Revision to MPEC 2020-G104                           

Additional Observations:
     K20G02Q KC2024 01 09.37078312 12 28.973+38 02 19.68         22.20GVEA152V06
     K20G02Q KC2024 01 09.37476812 12 29.178+38 02 22.20         22.17GVEA152V06
     K20G02Q KC2024 01 09.37875112 12 29.351+38 02 24.50         22.11GVEA152V06
     K20G02Q KC2024 01 09.38274012 12 29.574+38 02 26.30         22.30GVEA152V06
     K20G02Q HC2024 01 12.13770 12 14 42.80 +38 28 18.4                VEA152204
     K20G02Q KC2024 01 12.17353 12 14 44.39 +38 28 39.3          22.1 GVEA152204

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + CCD.
V06 Catalina Sky Survey-Kuiper.  Observer K. W. Wierzchos.  Measurers E. C.
    Beshore, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
    Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
    Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.55-m reflector +
    1K CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240109 V06 0.06- 0.05-    240112 204 0.06- 0.05-    MPO782703   +0.00 days

Orbital elements:
2020 GQ2                                                 Earth MOID = 0.2279 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 280.48936              (2000.0)            P               Q                  
n   0.25120674     Peri.  213.10800     -0.34391958     +0.89928665             
a   2.4876075      Node    38.80447     -0.74029995     -0.08266482             
e   0.5220640      Incl.   25.54096     -0.57764635     -0.42947648             
P   3.92           H   18.36          G   0.15           U   1                  
Residuals in seconds of arc
200411 G96  0.1-  0.4+    200412 I52  0.3-  0.2+    200427 V06  0.1+  0.1+
200411 G96  0.1+  0.4+    200412 I52  0.3+  0.7+    200427 V06  0.3+  0.2-
200411 G96  0.1+  0.1+    200412 L01  0.5+  0.5-    200506 I52  0.1-  0.0
200411 G96  0.2-  0.5-    200412 L01  0.1-  0.0     200506 I52 (1.4-  0.4+)
200411 G96  0.6+  0.2+    200412 L01  0.9-  0.0     200506 I52  0.7-  0.4+
200411 G96  0.0   0.3-    200412 033  0.3-  0.6-    200513 I52  0.2+  0.1-
200411 G96  0.3+  0.7-    200412 033  0.1-  0.4-    200513 I52  0.3+  0.4-
200411 033  0.1+  0.4-    200412 033  0.1+  0.4-    200513 I52  0.3-  0.6+
200411 033  0.1-  0.3-    200412 033  0.0   0.6-    200513 I52  0.5+  0.5+
200411 033  0.1-  0.3-    200413 I52  0.1-  0.1-    200526 V06  0.1-  0.5-
200411 K51  0.2+  0.3-    200413 I52  0.2-  0.2-    200526 V06  0.0   0.1+
200411 K51  0.3+  0.3+    200413 I52  0.6-  0.5+    200526 V06  0.1+  0.1+
200411 I93  0.3+  0.1+    200413 I52  0.1-  0.2-    200526 V06  0.3-  0.5+
200411 246 (4.1+  1.4+)   200413 033  0.1-  0.4-    200610 I52  0.0   0.1-
200411 246 (0.5+  1.6+)   200413 033  0.0   0.3-    200610 I52  0.0   0.3-
200411 246  0.0   1.1+    200413 033  0.6-  0.0     200610 I52  0.1-  0.2-
200411 I93  0.9+  0.1+    200415 I52  0.0   0.6+    200610 I52  0.2+  0.1+
200411 246  0.7+  1.5+    200415 I52 (1.0+  0.3-)   240109 V06  0.1+  0.2-
200411 J95  0.1-  0.4-    200415 I52  0.6-  0.5-    240109 V06  0.2+  0.1+
200411 J95  0.4+  0.4+    200415 I52  0.4+  0.3+    240109 V06  0.0   0.2+
200411 J95  0.6-  0.0     200421 V06  0.0   0.0     240109 V06  0.3+  0.3-
200412 033  0.2-  0.0     200421 V06  0.1+  0.2+    240112 204  0.2-  0.1+
200412 033  0.0   0.1+    200421 V06  0.1-  0.1-    240112 204  0.0   0.1+
200412 033  0.2+  0.0     200421 V06  0.5-  0.2+
200412 I52  0.4+  0.3-    200427 V06  0.2+  0.7-

Ephemeris:
2020 GQ2                 a,e,i = 2.49, 0.52, 26                  q = 1.1889
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 12 14    11 43 04.0 +35 16 58   2.0400  2.4027    99.2    23.9    22.9
...
2023 12 29    12 01 21.3 +36 33 15   1.7990  2.3130   108.9    23.7    22.6
...
2024 01 06    12 09 29.1 +37 32 58   1.6775  2.2641   114.1    23.4    22.4
...
2024 01 12    12 14 36.3 +38 26 59   1.5905  2.2269   117.9    23.0    22.2
2024 01 13    12 15 21.9 +38 36 45   1.5763  2.2206   118.5    22.9    22.2
2024 01 14    12 16 05.7 +38 46 43   1.5623  2.2144   119.1    22.8    22.1
...
2024 01 20    12 19 49.4 +39 50 56   1.4808  2.1767   122.8    22.3    22.0
...
2024 01 28    12 22 49.1 +41 27 00   1.3793  2.1258   127.3    21.6    21.7
...
2024 02 12    12 20 37.3 +44 47 20   1.2144  2.0288   134.1    20.5    21.3

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-A152





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