[Iaude] MPEC J219: 2021 JN10 [a=0.71,e=0.57,i=10.8,H=25.12]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Thu May 9 07:49:39 EDT 2024


M.P.E.C. 2024-J219                                  Issued 2024 May 9, 11:48 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

                                   2021 JN10                                    


                           Revision to MPEC 2021-K30                            

Additional Observations:
     K21J10N  C2024 05 08.54445116 37 22.166+07 11 12.79         20.54wXEJ219F52
     K21J10N  C2024 05 08.55693216 37 10.142+07 12 21.35         20.59wXEJ219F52
     K21J10N  C2024 05 08.56943216 36 58.112+07 13 29.88         20.45wXEJ219F52
     K21J10N  C2024 05 08.58196416 36 46.055+07 14 38.59         20.45wXEJ219F52
     K21J10N KB2024 05 08.89496316 31 59.98 +07 43 20.7          20.3 GXEJ219I93
     K21J10N KB2024 05 08.90129616 31 53.64 +07 43 58.7          19.0 GXEJ219I93
     K21J10N KB2024 05 08.90753616 31 47.39 +07 44 35.1          20.5 GXEJ219I93
     K21J10N KB2024 05 08.97883316 30 34.63 +07 51 40.8          19.7 GXEJ219958
     K21J10N KB2024 05 08.98672216 30 26.43 +07 52 28.5          20.0 GXEJ219958
     K21J10N KB2024 05 08.99450316 30 18.41 +07 53 15.2          19.6 GXEJ219958
     K21J10N 7C2024 05 09.04353116 29 27.510+07 58 20.80         19.8 GVEJ219Z84
     K21J10N 7C2024 05 09.04605016 29 24.832+07 58 36.20         20.9 GVEJ219Z84
     K21J10N  C2024 05 09.05022 16 29 19.31 +07 58 47.1          20.3 RXEJ219511
     K21J10N  C2024 05 09.05141 16 29 18.01 +07 58 55.4          20.4 RXEJ219511
     K21J10N  C2024 05 09.05269 16 29 16.70 +07 59 03.0          20.4 RXEJ219511
     K21J10N  C2024 05 09.05751 16 29 11.62 +07 59 30.6          20.6 RXEJ219511
     K21J10N  C2024 05 09.05869 16 29 10.42 +07 59 37.4          20.5 RXEJ219511
     K21J10N  C2024 05 09.05993 16 29 09.05 +07 59 45.0          20.5 RXEJ219511
     K21J10N  C2024 05 09.06112 16 29 07.45 +07 59 57.3          20.5 RXEJ219511
     K21J10N  C2024 05 09.06231 16 29 06.60 +07 59 59.2          20.5 RXEJ219511
     K21J10N KC2024 05 09.24161116 26 07.27 +08 18 26.4          20.0 GXEJ219858
     K21J10N KC2024 05 09.25341516 25 54.34 +08 19 40.0          20.1 GXEJ219858
     K21J10N KC2024 05 09.28399716 25 21.277+08 22 56.71         20.18GVEJ219I52
     K21J10N KC2024 05 09.28486416 25 20.334+08 23 01.97         20.21GVEJ219I52
     K21J10N KC2024 05 09.28571616 25 19.391+08 23 07.37         20.25GVEJ219I52
     K21J10N KC2024 05 09.28656816 25 18.422+08 23 12.91         20.14GVEJ219I52

Observer details:
511 Haute Provence.  Observers W. Thuillot, M. Saillenfest.  Measurers M.
    Saillenfest, S. Bouquillon, F. Taris, T. Carlucci, C. Barache.  1.20-m f/6
    reflector + CCD.
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
    Schmidt-Cassegrain + CCD.
958 Observatoire de Dax.  Observer P. Dupouy.  0.50-m f/4.5 Reflector + CMO.
F52 Pan-STARRS 2, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer H. Groeller.  Measurers
    T. Beuden, V. F. Carvajal, 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.  1.0-m
    prime focus + CCD.
I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
Z84 Calar Alto-Schmidt.  Observers R. Kresken, F. Ocana, M. Micheli, L.
    Conversi.  Measurers F. Ocana, M. Micheli.  0.8-m f/3 Schmidt + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240508 F52 3.22- 1.02-    240509 I52 3.48- 1.05-    MPO622875   -0.31 days

Orbital elements:
2021 JN10                                                Earth MOID = 0.0065 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 164.40577              (2000.0)            P               Q                  
n   1.63918329     Peri.  334.70305     +0.83611122     -0.52497895             
a   0.7123898      Node    57.88611     +0.52980604     +0.69762154             
e   0.5736684      Incl.   10.82731     +0.14220964     +0.48756670             
P   0.60           H   25.12          G   0.15           U   2                  
Residuals in seconds of arc
210512 I41  0.4-  0.2+    210516 G96  1.4-  0.6-    240509 511  0.4-  0.3+
210512 I41  0.4-  0.6-    210516 G96  0.5-  0.4-    240509 511  1.0-  1.5+
210512 I41  0.4-  0.9+    240508 F52  0.2+  0.1-    240509 511  0.4-  1.5+
210512 I41  0.4-  1.0-    240508 F52  0.1-  0.0     240509 511  0.2-  0.2+
210514 I41 (1.7-  1.4+)   240508 F52  0.0   0.0     240509 511  0.5+  0.1-
210514 I41  0.5-  0.3-    240508 F52  0.2+  0.0     240509 511  0.4-  0.1+
210515 I41 (1.1+  0.7-)   240508 I93  0.1-  0.8-    240509 511  5.5-  5.3+
210515 I41 (0.8+  0.8-)   240508 I93  0.1-  0.2-    240509 511  0.6+  0.1+
210515 I41  0.3+  0.4+    240508 I93  0.1+  0.7-    240509 858  0.3-  0.4+
210515 I41  0.4+  0.3+    240508 958  2.4-  0.1+    240509 858  0.2-  0.2+
210515 I41 (1.5-  1.5+)   240508 958  2.9-  0.8+    240509 I52  0.1-  0.1-
210515 I41 (2.0-  0.7+)   240508 958  2.0-  1.1+    240509 I52  0.2+  0.3-
210516 G96  0.6-  0.4-    240509 Z84  0.3+  0.1+    240509 I52  0.2+  0.2-
210516 G96  0.6+  1.2-    240509 Z84  0.2+  0.4+    240509 I52  0.1-  0.0

Ephemeris:
2021 JN10                a,e,i = 0.71, 0.57, 11                  q = 0.3037
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 09    18 04 05.5 -05 00 32   0.2875  1.1210   107.3    58.6    24.8
...
2024 04 24    17 56 36.0 -02 15 17   0.1717  1.1069   122.2    50.2    23.4
...
2024 05 02    17 34 13.3 +00 55 53   0.1106  1.0867   133.3    42.4    22.2
...
2024 05 08    16 45 13.2 +06 23 56   0.06793 1.0657   145.0    32.9    20.8
2024 05 09    16 30 11.1 +07 55 06   0.06154 1.0617   147.0    31.2    20.5
2024 05 10    16 11 34.9 +09 42 42   0.05555 1.0575   148.5    29.9    20.3
...
2024 05 16    12 22 42.0 +22 12 34   0.03822 1.0296   118.0    60.1    20.2
...
2024 05 24    08 43 19.7 +15 35 16   0.07724 0.9839    66.1   109.8    23.7
...
2024 06 08    07 26 49.9 +10 33 02   0.1870  0.8706    36.0   136.8    27.6

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-J219





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