[Iaude] MPEC X34: 2020 XP [a=2.03,e=0.50,i=3.6,H=21.8,PHA]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Dec 6 22:56:43 EST 2020


M.P.E.C. 2020-X34                              Issued 2020 December 7, 03:55 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 XP                                     


Observations:
     K20X00P  C2020 11 17.10204 22 05 46.44 -01 38 09.4          20.9 GVEX034G96
     K20X00P  C2020 11 17.10728 22 05 48.88 -01 37 59.8          20.8 GVEX034G96
     K20X00P* C2020 12 05.26249000 37 49.809+07 50 40.31         20.62wUEX034F52
     K20X00P  C2020 12 05.27226400 37 54.218+07 50 56.08         20.60wUEX034F52
     K20X00P  C2020 12 05.28205200 37 58.675+07 51 11.92         20.62wUEX034F52
     K20X00P  C2020 12 05.29182400 38 03.085+07 51 27.40         20.99wUEX034F52
     K20X00P KC2020 12 06.05607500 43 59.30 +08 11 30.8          20.76GVEX034I52
     K20X00P KC2020 12 06.05775200 44 00.09 +08 11 33.6          20.77GVEX034I52
     K20X00P KC2020 12 06.05942900 44 00.82 +08 11 35.9          20.12GVEX034I52
     K20X00P KC2020 12 06.06110500 44 01.59 +08 11 38.8          20.06GVEX034I52
     K20X00P KC2020 12 06.12722 00 44 31.13 +08 13 23.3          20.4 RoEX034691
     K20X00P KC2020 12 06.13426 00 44 34.25 +08 13 34.2          20.6 RoEX034691
     K20X00P KC2020 12 06.13847 00 44 35.64 +08 13 36.0          20.2 RqEX034H36
     K20X00P KC2020 12 06.14130 00 44 37.41 +08 13 45.5          20.4 RoEX034691
     K20X00P KC2020 12 06.14937 00 44 40.49 +08 13 53.0          20.4 RqEX034H36
     K20X00P KC2020 12 06.18216 00 44 55.18 +08 14 44.1          20.2 RqEX034H36
     K20X00P  C2020 12 06.18945000 44 58.84 +08 14 59.5          20.10GVEX034G96
     K20X00P  C2020 12 06.19461100 45 01.13 +08 15 07.2          20.32GVEX034G96
     K20X00P  C2020 12 06.19977000 45 03.44 +08 15 15.4          20.57GVEX034G96
     K20X00P  C2020 12 06.20490900 45 05.73 +08 15 22.9                VEX034G96
     K20X00P KC2020 12 07.05863300 51 35.95 +08 37 08.2          21.0 VqEX034858
     K20X00P KC2020 12 07.05980400 51 36.64 +08 37 11.4          19.89GVEX034I52
     K20X00P KC2020 12 07.06106600 51 37.21 +08 37 13.0          19.62GVEX034I52
     K20X00P KC2020 12 07.06232600 51 37.73 +08 37 15.1          20.42GVEX034I52
     K20X00P KC2020 12 07.06358600 51 38.29 +08 37 17.0          20.37GVEX034I52
     K20X00P KC2020 12 07.06697600 51 39.61 +08 37 21.0          20.6 VqEX034858
     K20X00P |C2020 12 07.07558 00 51 42.01 +08 38 15.3          20.4 VuEX034807
     K20X00P KC2020 12 07.07622100 51 43.65 +08 37 35.1          20.7 VqEX034858
     K20X00P |C2020 12 07.08167 00 51 44.68 +08 38 24.3          20.4 VuEX034807
     K20X00P |C2020 12 07.08775 00 51 47.33 +08 38 33.5          20.4 VuEX034807

Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer T. H. Bressi.  0.9-m
    f/3 reflector + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    0.61-m f/6.5 astrograph + CCD.
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m Schmidt-
    Cassegrain + 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 K. W. Wierzchos, T. A. Pruyne.  Measurers D.
    Rankin, B. Gray, F. C. Shelly, 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, R. L. Seaman, K. W. Wierzchos.  1.5-m
    reflector + 10K CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  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 XP                                             PHA, Earth MOID = 0.0461 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M  17.27702              (2000.0)            P               Q
n   0.34187624     Peri.  125.49520     +0.94012969     -0.33536515
a   2.0256144      Node   254.16728     +0.28868092     +0.87827100
e   0.5039429      Incl.    3.61833     +0.18116151     +0.34083759
P   2.88           H   21.8           G   0.15           U   8
Residuals in seconds of arc
201117 G96  0.0   0.0     201206 691  0.1-  0.3+    201207 858  0.1+  0.0
201117 G96  0.0   0.1+    201206 691  0.3-  0.2+    201207 I52  0.0   0.0
201205 F52  0.1-  0.1-    201206 H36  0.7+  0.2-    201207 I52  0.2+  0.3-
201205 F52  0.2-  0.1-    201206 691  0.0   0.5+    201207 I52  0.3-  0.1-
201205 F52  0.2+  0.1+    201206 H36  0.3+  0.0     201207 I52  0.1-  0.2-
201205 F52  0.1+  0.1-    201206 H36  0.3+  0.4+    201207 858  0.2+  0.2+
201206 I52  0.5-  0.3-    201206 G96  0.0   0.2+    201207 807  0.1-  0.1+
201206 I52  0.1+  0.2-    201206 G96  0.2-  0.1-    201207 858  0.1+  0.3+
201206 I52  0.2-  0.5-    201206 G96  0.1-  0.2+    201207 807  0.0   0.1+
201206 I52  0.1+  0.2-    201206 G96  0.2-  0.3-    201207 807  0.1-  0.2+

Ephemeris:
2020 XP                  a,e,i = 2.03, 0.50, 4                   q = 1.0048
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 07    20 53 10.3 -05 59 30   0.2225  1.0129    89.3    78.0    21.3
...
2020 11 22    22 46 21.6 +00 57 21   0.1976  1.0512   103.4    66.1    20.7
...
2020 11 30    23 54 57.3 +05 17 41   0.2053  1.0827   112.9    57.0    20.6
...
2020 12 06    00 43 32.1 +08 10 19   0.2224  1.1106   119.1    50.8    20.6
2020 12 07    00 51 08.3 +08 35 56   0.2261  1.1156   120.0    49.9    20.7
2020 12 08    00 58 34.7 +09 00 35   0.2301  1.1206   120.9    49.0    20.7
...
2020 12 14    01 39 33.7 +11 08 35   0.2592  1.1526   124.9    44.4    20.9
...
2020 12 22    02 24 41.6 +13 13 52   0.3097  1.1990   127.9    40.4    21.2
...
2021 01 06    03 26 49.8 +15 42 23   0.4337  1.2946   127.7    37.0    22.0

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-X34




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