[Iaude] MPEC X88: 2020 XO2 [a=1.39,e=0.37,i=2.4,H=24.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 9 12:12:44 EST 2020


M.P.E.C. 2020-X88                              Issued 2020 December 9, 17:11 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 XO2                                    


Observations:
     K20X02O* C2020 12 08.30294104 21 55.50 -13 01 20.9          19.36GVEX088G96
     K20X02O  C2020 12 08.30811304 21 57.89 -12 59 52.0          19.30GVEX088G96
     K20X02O  C2020 12 08.31328504 22 00.26 -12 58 24.4          19.51GVEX088G96
     K20X02O  C2020 12 08.34863704 22 25.791-12 47 53.58         19.63wUEX088F52
     K20X02O  C2020 12 08.36083704 22 31.236-12 44 29.22         19.46wUEX088F52
     K20X02O  C2020 12 08.37304404 22 36.680-12 41 04.15         19.25wUEX088F52
     K20X02O KC2020 12 08.37673204 22 29.50 -12 40 27.9          18.51GVEX088I52
     K20X02O KC2020 12 08.37729904 22 29.83 -12 40 18.3          19.52GVEX088I52
     K20X02O KC2020 12 08.37786804 22 30.05 -12 40 08.8          19.10GVEX088I52
     K20X02O KC2020 12 08.37843704 22 30.26 -12 39 58.1          18.76GVEX088I52
     K20X02O  C2020 12 08.38529104 22 42.085-12 37 39.41         19.58wUEX088F52
     K20X02O  C2020 12 08.69145 04 25 17.37 -11 15 11.4          19.6 GVEX088N88
     K20X02O  C2020 12 08.69181 04 25 17.48 -11 15 04.6          19.4 GVEX088N88
     K20X02O  C2020 12 08.69255 04 25 17.80 -11 14 53.1          19.4 GVEX088N88
     K20X02O  C2020 12 08.69289 04 25 17.98 -11 14 46.8          19.2 GVEX088N88
     K20X02O mC2020 12 09.14073304 28 53.14 -09 19 46.7          19.44GVEX088I52
     K20X02O mC2020 12 09.14098404 28 53.22 -09 19 43.0          19.81GVEX088I52
     K20X02O mC2020 12 09.14123104 28 53.32 -09 19 39.7          19.38GVEX088I52
     K20X02O mC2020 12 09.14147704 28 53.43 -09 19 36.1          19.42GVEX088I52
     K20X02O |C2020 12 09.20197 04 29 09.89 -09 01 47.9          19.8 VuEX088807
     K20X02O |C2020 12 09.20479 04 29 10.95 -09 01 06.7          19.4 VuEX088807
     K20X02O |C2020 12 09.20758 04 29 12.00 -09 00 25.7          19.3 VuEX088807
     K20X02O |C2020 12 09.21036 04 29 13.03 -08 59 45.2          19.3 VuEX088807
     K20X02O  C2020 12 09.26786604 29 41.80 -08 48 58.9          19.24GVEX088G96
     K20X02O  C2020 12 09.26827304 29 42.00 -08 48 53.8                VEX088G96
     K20X02O  C2020 12 09.26867804 29 42.12 -08 48 46.7                VEX088G96
     K20X02O KC2020 12 09.49594404 31 18.31 -07 51 23.5          19.1 GVEX088474
     K20X02O KC2020 12 09.49685404 31 18.76 -07 51 11.5          18.5 GVEX088474
     K20X02O KC2020 12 09.49929 04 31 22.90 -07 51 05.0          19.5 VqEX088E23
     K20X02O KC2020 12 09.49958104 31 19.65 -07 50 33.7          19.9 GVEX088474
     K20X02O KC2020 12 09.50048904 31 20.00 -07 50 20.6          18.9 GVEX088474
     K20X02O KC2020 12 09.51318 04 31 27.79 -07 47 51.5          18.9 VqEX088E23
     K20X02O KC2020 12 09.52707 04 31 32.72 -07 44 38.7          19.6 VqEX088E23

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.
E23 Arcadia.  Observer A. Hidas.  0.35-m f/1.9 reflector + 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.
N88 Xingming Observatory #3, Nanshan.  Observer X. Gao.  Measurer Q.-Z. Ye.
    0.6-m f/8 Ritchey-Chretien + CCD.

Orbital elements:
2020 XO2                                                 Earth MOID = 0.0148 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M  34.96557              (2000.0)            P               Q
n   0.60420302     Peri.  262.13902     +0.97175208     -0.23280177
a   1.3857369      Node   111.31656     +0.22959296     +0.89452098
e   0.3701527      Incl.    2.38369     +0.05463486     +0.38162227
P   1.63           H   24.7           G   0.15           U   7
Residuals in seconds of arc
201208 G96  0.2-  0.1-    201208 N88  0.4+  1.0-    201209 807  0.1-  0.2+
201208 G96  0.0   0.7+    201208 N88  0.2-  0.1+    201209 G96  0.3-  0.1-
201208 G96  0.0   0.2+    201208 N88  0.2-  0.1-    201209 G96  0.4+  0.9-
201208 F52  0.1+  0.1+    201208 N88  0.3+  0.8+    201209 G96  0.0   0.3+
201208 F52  0.1-  0.2-    201209 I52  0.0   0.2+    201209 474  0.5-  0.2+
201208 F52  0.1+  0.2+    201209 I52  0.3-  0.3+    201209 474  1.3+  0.4-
201208 I52  0.2-  0.4-    201209 I52  0.3-  0.1-    201209 E23  0.0   1.1-
201208 I52  0.8+  0.4-    201209 I52  0.1-  0.1-    201209 474  0.2-  0.5-
201208 I52  0.1+  0.6-    201209 807  0.1+  0.2+    201209 474  0.1+  0.0
201208 I52  0.7-  0.5+    201209 807  0.1+  0.1+    201209 E23  0.6-  0.3+
201208 F52  0.1-  0.1-    201209 807  0.1+  0.3+    201209 E23  0.1-  1.2+

Ephemeris:
2020 XO2                 a,e,i = 1.39, 0.37, 2                   q = 0.8728
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 09    18 00 32.1 -38 22 14   0.1360  0.9002    45.4   128.5    25.7
...
2020 11 24    19 24 30.7 -55 08 30   0.05708 0.9528    51.5   125.8    23.7
...
2020 12 02    01 56 14.1 -56 29 21   0.03166 0.9891    94.9    83.3    20.1
...
2020 12 08    04 19 11.1 -14 27 10   0.04287 1.0190   141.6    36.9    19.4
2020 12 09    04 27 41.0 -09 53 05   0.04683 1.0241   146.1    32.4    19.5
2020 12 10    04 34 38.3 -06 01 25   0.05111 1.0293   149.9    28.6    19.6
...
2020 12 16    04 59 04.6 +07 52 14   0.08086 1.0615   162.4    16.3    20.2
...
2020 12 24    05 13 48.0 +15 41 56   0.1267  1.1062   164.6    13.6    21.2
...
2021 01 08    05 29 21.0 +21 27 37   0.2266  1.1928   155.2    20.2    22.9

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-X88




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