[Iaude] MPEC J256: 1997 MS [a=1.93,e=0.73,i=54.9,H=19.41]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Fri May 10 11:50:32 EDT 2024


M.P.E.C. 2024-J256                                 Issued 2024 May 10, 15:48 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

                                    1997 MS                                     


                           Revision to MPEC 1997-M12                            

Additional Observations:
     J97M00S 1C2024 05 08.46303421 25 03.709-07 27 43.74         20.66GVEJ256G96
     J97M00S 1C2024 05 08.46820121 25 03.450-07 28 00.98         20.76GVEJ256G96
     J97M00S 1C2024 05 08.47336621 25 03.166-07 28 18.30         20.62GVEJ256G96
     J97M00S 1C2024 05 08.47852821 25 02.910-07 28 35.29         21.13GVEJ256G96
     J97M00S KC2024 05 09.45598821 24 13.018-08 23 08.34         20.45GVEJ256I52
     J97M00S KC2024 05 09.45830621 24 12.848-08 23 15.97         20.56GVEJ256I52
     J97M00S KC2024 05 09.46062521 24 12.697-08 23 23.60         20.93GVEJ256I52
     J97M00S KC2024 05 09.46294321 24 12.596-08 23 31.88         20.74GVEJ256I52
     J97M00S KC2024 05 10.46228021 23 18.240-09 20 12.20         20.99GVEJ256I52
     J97M00S KC2024 05 10.46615521 23 18.000-09 20 25.40         21.39GVEJ256I52

Observer details:
G96 Mt. Lemmon Survey.  Observer J. K. Hogan.  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.  1.5-m reflector +
    10K 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.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240508 G96 1.23+ 6.73+    240510 I52 1.05+ 6.54+    E2023-Q13   -6.83 days

Orbital elements:
1997 MS                                                  Earth MOID = 0.1740 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M   8.62500              (2000.0)            P               Q                  
n   0.36655516     Peri.   65.78750     -0.49593194     -0.29590906             
a   1.9336439      Node    86.18785     +0.11060250     -0.95401562             
e   0.7281357      Incl.   54.90484     +0.86128891     -0.04787504             
P   2.69           H   19.41          G   0.15           U   1                  
Residuals in seconds of arc
970625 704  0.7+  0.3-    970626 704  0.1+  0.7-    970629 360  0.8+  0.2-
970625 704  0.0   0.0     970626 704  1.2+  0.4-    970629 360  0.6-  1.0-
970625 704  0.5+  0.8-    970626 704  0.2-  1.9-    970702 422  0.2+  0.4-
970625 704  0.0   0.6-    970626 704  0.4+  0.7-    970702 422  0.6-  0.3+
970625 704  0.3+  0.9-    970626 402  0.1-  1.2+    970702 422  0.2-  1.6-
970625 704  0.9+  1.7-    970626 402  0.5+  0.3-    970712 696  0.5+  0.7+
970625 704  0.2-  1.2-    970626 402  1.2+  1.8+    970712 696  0.1-  0.3-
970625 704  0.3-  1.0-    970628 608  0.6-  0.7-    970712 696  0.3-  0.2+
970625 704  0.8+  0.8-    970628 608  0.1-  0.4-    240508 G96  0.1-  0.1+
970625 599  0.5-  1.7-    970628 422  0.6-  0.6+    240508 G96  0.1+  0.1+
970625 599  0.4+  0.7+    970628 422  0.8+  1.6+    240508 G96  0.1-  0.1-
970625 599 (1.9-  3.5-)   970628 422  0.3+  0.5-    240508 G96  0.2+  0.1+
970625 599  1.7-  0.6-    970628 422  0.4+  0.0     240509 I52  0.5+  0.3-
970626 704  0.3+  0.6-    970629 704  0.1+  0.7-    240509 I52  0.1-  0.1-
970626 704  0.1+  0.8-    970629 704  0.6+  0.1-    240509 I52  0.4-  0.1+
970626 704  0.3+  0.7-    970629 704  0.5+  0.7-    240509 I52  0.0   0.3-
970626 704  0.8+  0.6-    970629 704  0.2+  0.2-    240510 I52  0.0   0.0
970626 704  0.0   1.1-    970629 704  1.2-  1.0+    240510 I52  0.1-  0.1+
970626 704  1.2+  1.3-    970629 360  1.1+  0.2+

Ephemeris:
1997 MS                  a,e,i = 1.93, 0.73, 55                  q = 0.5257
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 10    21 40 39.3 +14 22 08   0.8056  0.8232    52.8    75.9    21.2
...
2024 04 25    21 32 53.3 +03 45 43   0.7532  1.0196    69.1    67.2    21.2
...
2024 05 03    21 28 53.7 -02 38 06   0.7165  1.1224    79.2    61.9    21.1
...
2024 05 09    21 24 36.3 -07 57 24   0.6886  1.1977    87.6    57.4    21.1
2024 05 10    21 23 43.4 -08 53 41   0.6841  1.2100    89.0    56.5    21.0
2024 05 11    21 22 47.2 -09 50 54   0.6797  1.2224    90.5    55.7    21.0
...
2024 05 17    21 15 47.5 -15 53 43   0.6557  1.2952    99.8    50.3    20.9
...
2024 05 25    21 01 46.0 -24 44 16   0.6345  1.3894   113.0    42.1    20.8
...
2024 06 09    20 14 30.2 -41 41 01   0.6508  1.5569   137.2    26.3    20.6

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-J256





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