[Iaude] MPEC X96: 2020 XT2 [a=1.22,e=0.24,i=2.0,H=24.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 10 08:31:23 EST 2020


M.P.E.C. 2020-X96                             Issued 2020 December 10, 13:30 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

                                    2020 XT2                                    


Observations:
     K20X02T* C2020 12 08.31617104 51 46.94 -12 36 29.1          19.85GVEX096G96
     K20X02T  C2020 12 08.32643304 51 46.86 -12 37 26.4          20.42GVEX096G96
     K20X02T  C2020 12 08.33156304 51 46.80 -12 37 54.7          20.31GVEX096G96
     K20X02T  C2020 12 08.35310604 51 53.163-12 39 31.57         20.22wUEX096F52
     K20X02T  C2020 12 08.36529304 51 53.074-12 40 40.40         20.25wUEX096F52
     K20X02T  C2020 12 08.37750304 51 52.962-12 41 49.52         20.14wUEX096F52
     K20X02T mC2020 12 08.37923504 51 46.68 -12 42 18.2          20.15GVEX096I52
     K20X02T mC2020 12 08.38000204 51 46.66 -12 42 23.0          19.63GVEX096I52
     K20X02T mC2020 12 08.38076904 51 46.70 -12 42 27.3          21.36GVEX096I52
     K20X02T mC2020 12 08.38153604 51 46.74 -12 42 30.8          19.40GVEX096I52
     K20X02T  C2020 12 08.38974504 51 52.841-12 42 58.66         20.21wUEX096F52
     K20X02T |C2020 12 09.21489 04 52 26.53 -14 00 21.9          20.0 VuEX096807
     K20X02T |C2020 12 09.21795 04 52 26.51 -14 00 39.9          20.3 VuEX096807
     K20X02T |C2020 12 09.22101 04 52 26.50 -14 00 57.9          20.3 VuEX096807
     K20X02T mC2020 12 09.23786704 52 32.08 -14 04 58.7          20.68GVEX096I52
     K20X02T mC2020 12 09.23863404 52 32.09 -14 05 02.6          20.19GVEX096I52
     K20X02T mC2020 12 09.23940304 52 32.10 -14 05 07.4          19.93GVEX096I52
     K20X02T mC2020 12 09.24017004 52 32.08 -14 05 11.8          20.22GVEX096I52
     K20X02T  C2020 12 09.29246804 52 31.94 -14 10 25.5          20.36GVEX096G96
     K20X02T  C2020 12 09.29761804 52 31.91 -14 10 56.3          20.42GVEX096G96
     K20X02T  C2020 12 09.30276604 52 31.88 -14 11 27.0          19.96GVEX096G96
     K20X02T  C2020 12 09.30791504 52 31.87 -14 11 57.5          19.78GVEX096G96
     K20X02T KC2020 12 09.50829904 52 42.31 -14 29 10.5          20.0 GVEX096474
     K20X02T KC2020 12 09.51007704 52 42.33 -14 29 22.4          20.4 GVEX096474
     K20X02T KC2020 12 09.51185604 52 42.39 -14 29 32.4          20.0 GVEX096474
     K20X02T KC2020 12 09.51363504 52 42.34 -14 29 42.6          20.1 GVEX096474
     K20X02T KC2020 12 10.54159504 53 33.38 -16 17 27.0          20.2 GVEX096474
     K20X02T KC2020 12 10.54513204 53 33.41 -16 17 50.2                VEX096474
     K20X02T KC2020 12 10.54870804 53 33.44 -16 18 13.4          19.8 GVEX096474

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
    Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    0.61-m f/6.5 astrograph + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Dukes, T. Lowe, A.
    Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L.
    Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y.
    Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observers T. A. Pruyne, K. W. Wierzchos.  Measurers E.
    J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
    Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
    Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector +
    10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers D. C. Fuls, D. Rankin.
    Measurers E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D.
    Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A.
    Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m
    reflector + CCD.

Orbital elements:
2020 XT2                                                 Earth MOID = 0.0131 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M 325.66422              (2000.0)            P               Q
n   0.72994137     Peri.  331.25961     -0.75810650     -0.65208871
a   1.2216423      Node   168.03236     +0.60494165     -0.70744469
e   0.2405426      Incl.    2.04667     +0.24355723     -0.27258452
P   1.35           H   24.9           G   0.15           U   7
Residuals in seconds of arc
201208 G96  0.3+  0.1-    201208 F52  0.0   0.0     201209 G96  0.0   0.1-
201208 G96  0.0   0.3-    201209 807  0.2+  0.2+    201209 G96  0.2+  0.2+
201208 G96  0.5-  0.1-    201209 807  0.1+  0.3+    201209 474  0.0   0.2+
201208 F52  0.1+  0.1-    201209 807  0.2+  0.3+    201209 474  0.1+  0.9-
201208 F52  0.1+  0.1+    201209 I52  0.5-  0.6-    201209 474  0.9+  0.2-
201208 F52  0.0   0.0     201209 I52  0.4-  0.1+    201209 474  0.1+  0.4+
201208 I52  0.2-  0.4+    201209 I52  0.2-  0.0     201210 474  0.1-  0.2+
201208 I52  0.5-  0.2-    201209 I52  0.5-  0.2+    201210 474  0.1-  0.1-
201208 I52  0.0   0.3-    201209 G96  0.2+  0.0     201210 474  0.1-  0.1-
201208 I52  0.6+  0.5+    201209 G96  0.1+  0.1-

Ephemeris:
2020 XT2                 a,e,i = 1.22, 0.24, 2                   q = 0.9278
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 10    04 38 30.1 +09 27 03   0.1667  1.1437   155.1    21.3    22.3
...
2020 11 25    04 45 29.7 +01 30 37   0.1063  1.0865   158.2    19.7    21.2
...
2020 12 03    04 48 43.9 -05 37 53   0.08010 1.0572   152.1    25.8    20.7
...
2020 12 09    04 52 18.2 -13 39 52   0.06298 1.0362   143.4    34.5    20.4
2020 12 10    04 53 06.5 -15 20 47   0.06036 1.0328   141.6    36.3    20.4
2020 12 11    04 54 00.2 -17 09 13   0.05780 1.0294   139.6    38.3    20.3
...
2020 12 17    05 02 36.7 -31 24 45   0.04432 1.0099   124.5    53.4    20.1
...
2020 12 25    05 46 58.8 -62 55 34   0.03399 0.9862    93.5    84.5    20.5
...
2021 01 09    15 59 09.7 -55 05 12   0.05135 0.9510    49.7   127.9    23.9

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-X96




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