[Iaude] MPEC X184: 2020 XA6 [a=1.34,e=0.63,i=6.8,H=24.0]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Dec 15 14:04:12 EST 2020


M.P.E.C. 2020-X184                            Issued 2020 December 15, 19:02 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 XA6                                    


Observations:
     K20X06A*HC2020 12 14.12416201 10 14.49 +09 50 42.9          19.27GVEX184G96
     K20X06A HC2020 12 14.12977201 10 30.81 +09 53 14.2                VEX184G96
     K20X06A HC2020 12 14.13537201 10 47.07 +09 55 45.4          19.30GVEX184G96
     K20X06A HC2020 12 14.14099801 11 03.33 +09 58 15.9                VEX184G96
     K20X06A KC2020 12 14.15579301 11 45.95 +10 04 49.7                VEX184I52
     K20X06A KC2020 12 14.15618401 11 47.07 +10 05 00.4          18.34GVEX184I52
     K20X06A KC2020 12 14.15657601 11 48.20 +10 05 10.7          18.15GVEX184I52
     K20X06A KC2020 12 14.15696901 11 49.32 +10 05 21.3          18.31GVEX184I52
     K20X06A KC2020 12 14.25232201 16 19.41 +10 46 28.5          18.33GVEX184I52
     K20X06A KC2020 12 14.25271501 16 20.52 +10 46 38.5          18.51GVEX184I52
     K20X06A KC2020 12 14.25310501 16 21.60 +10 46 48.1          18.24GVEX184I52
     K20X06A KC2020 12 14.25349801 16 22.69 +10 46 58.1          17.97GVEX184I52
     K20X06A 1C2020 12 14.68805 01 35 41.05 +13 31 45.9          19.2 VVEX184033
     K20X06A 1C2020 12 14.68840 01 35 41.92 +13 31 53.1          19.5 VVEX184033
     K20X06A hC2020 12 14.70185101 36 14.09 +13 36 46.2          19.2 GVEX184L01
     K20X06A hC2020 12 14.70350501 36 18.01 +13 37 20.6          19.2 GVEX184L01
     K20X06A hC2020 12 14.70516701 36 21.93 +13 37 54.3          19.2 GVEX184L01
     K20X06A hC2020 12 14.70588701 36 23.62 +13 38 09.0          19.1 GVEX184L01
     K20X06A hC2020 12 14.70702401 36 26.32 +13 38 32.3          19.0 GVEX184L01
     K20X06A KC2020 12 14.72400301 37 06.63 +13 44 41.2          18.7 GVEX184L34
     K20X06A KC2020 12 14.73588 01 37 33.92 +13 48 16.8          18.8 GVEX184595
     K20X06A KC2020 12 14.73624 01 37 35.02 +13 48 11.3          18.7 GVEX184K87
     K20X06A KC2020 12 14.73644801 37 35.86 +13 48 32.8          18.9 GVEX184K63
     K20X06A KC2020 12 14.73910 01 37 41.66 +13 49 09.5          19.1 GVEX184K87
     K20X06A KC2020 12 14.74150301 37 47.58 +13 50 14.4          19.3 GVEX184K63
     K20X06A KC2020 12 14.74152 01 37 47.06 +13 50 09.8          19.1 GVEX184595
     K20X06A KC2020 12 14.74714 01 38 00.07 +13 52 02.8          18.9 GVEX184595
     K20X06A KC2020 12 14.74733301 38 01.16 +13 52 10.9          19.3 GVEX184K63
     K20X06A KC2020 12 14.75086801 38 08.92 +13 53 42.0          18.3 GVEX184L34
     K20X06A KC2020 12 14.79882201 39 58.53 +14 09 27.0          18.3 GVEX184L34
     K20X06A KC2020 12 14.82769 01 41 04.12 +14 18 27.4          19.7 GVEX184K83
     K20X06A KC2020 12 14.83669 01 41 24.22 +14 21 18.7          19.6 GVEX184K83
     K20X06A KC2020 12 14.96829701 46 12.55 +15 01 43.4          17.9 GVEX184L74
     K20X06A KC2020 12 14.96935301 46 17.74 +15 01 42.3          18.9 GVEX184J95
     K20X06A KC2020 12 14.97134701 46 22.06 +15 02 17.3          18.7 GVEX184J95
     K20X06A KC2020 12 14.98035201 46 41.38 +15 04 56.9          19.1 GVEX184J95
     K20X06A KC2020 12 14.98260601 46 46.19 +15 05 36.8          19.5 GVEX184J95
     K20X06A KC2020 12 14.99065 01 47 15.10 +15 08 53.6          19.1 GVEX184W34
     K20X06A KC2020 12 14.99858 01 47 31.85 +15 11 14.6          19.3 GVEX184W34
     K20X06A KC2020 12 15.00715 01 47 49.85 +15 13 47.3          18.9 GVEX184W34
     K20X06A KC2020 12 15.04074301 49 00.60 +15 23 21.0          19.8 VuEX184H21
     K20X06A KC2020 12 15.04278501 49 04.85 +15 23 56.3          20.1 VuEX184H21
     K20X06A KC2020 12 15.04482601 49 09.08 +15 24 31.7          19.4 VuEX184H21
     K20X06A KC2020 12 15.04686601 49 13.28 +15 25 07.1          19.1 VuEX184H21
     K20X06A KC2020 12 15.04897701 49 17.63 +15 25 43.6          19.0 VuEX184H21
     K20X06A mC2020 12 15.08993801 50 45.76 +15 37 41.5                VEX184I52
     K20X06A mC2020 12 15.09012701 50 46.16 +15 37 43.8          19.81GVEX184I52
     K20X06A mC2020 12 15.09031501 50 46.66 +15 37 46.9                VEX184I52
     K20X06A mC2020 12 15.09050401 50 46.87 +15 37 51.0          19.23GVEX184I52
     K20X06A KC2020 12 15.09851501 50 57.89 +15 40 00.9          18.9 GVEX184W33
     K20X06A KC2020 12 15.10219101 51 05.26 +15 41 02.6          19.4 GVEX184W33
     K20X06A KC2020 12 15.10602201 51 13.06 +15 42 06.5          18.8 GVEX184W33
     K20X06A KC2020 12 15.75119902 11 18.93 +18 16 19.3          19.3 GVEX184Z99
     K20X06A KC2020 12 15.75357202 11 22.77 +18 16 49.0          19.1 GVEX184Z99
     K20X06A KC2020 12 15.75593902 11 26.62 +18 17 18.7          19.3 GVEX184Z99

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, U.
    Laux, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
595 Farra d'Isonzo.  Observer E. Pettarin.  0.40-m f/5.15 reflector + CCD.
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0
    astrograph + 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.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
    + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.4-m
    f/3.2 Newtonian reflector + CCD.
K83 Beppe Forti Astronomical Observatory, Montelupo.  Observers M. Tombelli,
    M. Poggianti, T. Bitossi.  Measurers M. Tombelli, G. Interrante, F.
    Bernardi.  0.40-m f/8 Ritchey-Chretien + CCD.
K87 Dettelbach Vineyard Observatory.  Observer B. Haeusler.  0.3-m f/8.0
    Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
L34 Galhassin Robotic Telescope, Isnello.  Observer A. Nastasi.  0.40-m
    reflector + CCD.
L74 AstroColauri, Naples.  Observer G. Morra.
W33 Transit Dreams Observatory, Campobello.  Observer D. Wilde.  0.36-m
    Schmidt-Cassegrain + CCD.
W34 Squirrel Valley Observatory, Columbus.  Observer R. L. Flynn.  0.36-m
    Schmidt-Cassegrain + CCD.
Z99 Clixby Observatory, Cleethorpes.  Observer A. Mickleburgh.  0.36-m f/8
    Schmidt-Cassegrain + CCD.

Orbital elements:
2020 XA6                                                 Earth MOID = 0.0014 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M  35.00716              (2000.0)            P               Q
n   0.63249488     Peri.  252.96196     +0.88133248     +0.45810041
a   1.3440994      Node    79.64431     -0.37629129     +0.82865029
e   0.6302813      Incl.    6.75721     -0.28575851     +0.32168728
P   1.56           H   24.0           G   0.15           U   7
Residuals in seconds of arc
201214 G96  0.3-  0.4-    201214 L34  0.9-  0.5+    201214 W34  0.5+  0.1-
201214 G96  0.1+  0.3-    201214 595  0.1-  0.5+    201215 W34  0.5+  0.8+
201214 G96  0.5+  0.5+    201214 K87  0.6+  0.4-    201215 H21  0.1-  0.3+
201214 G96  0.3+  0.2+    201214 K63  0.1+  0.3+    201215 H21  0.2+  0.2+
201214 I52  0.0   0.2-    201214 K87  0.1+  0.2+    201215 H21  0.3+  0.2+
201214 I52  0.1-  0.1+    201214 K63  0.4-  0.2+    201215 H21  0.0   0.3+
201214 I52  0.0   0.0     201214 595  0.2+  0.0     201215 H21  0.1-  0.3+
201214 I52  0.1-  0.1+    201214 595  0.2-  0.3+    201215 I52  0.1-  0.2+
201214 I52  0.0   0.1-    201214 K63  0.5+  0.3-    201215 I52  0.1+  0.7-
201214 I52  0.2+  0.0     201214 L34  1.2-  0.4+    201215 I52 (1.8+  0.8-)
201214 I52  0.0   0.2-    201214 L34  0.2+  0.2-    201215 I52  0.7-  0.1+
201214 I52  0.1-  0.1-    201214 K83  0.8-  0.7+    201215 W33  0.9+  0.7+
201214 033  0.5+  0.4+    201214 K83 (1.8-  0.0 )   201215 W33  0.0   0.8+
201214 033  1.1+  0.4+    201214 L74  0.1-  0.4-    201215 W33  0.9+  0.6+
201214 L01  0.6-  0.1-    201214 J95  0.1+  0.1-    201215 Z99  0.2-  0.0
201214 L01  0.4-  0.4+    201214 J95  0.5+  0.5-    201215 Z99  0.3-  0.1+
201214 L01  0.5-  0.0     201214 J95  0.0   0.4-    201215 Z99  0.1-  0.3+
201214 L01  0.6-  0.0     201214 J95  0.4-  0.3-
201214 L01  0.3-  0.0     201214 W34  0.0   0.0

Ephemeris:
2020 XA6                 a,e,i = 1.34, 0.63, 7                   q = 0.4969
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 15    16 43 46.9 -29 46 53   0.3721  0.6585    21.8   146.0    28.7
...
2020 11 30    17 18 34.6 -31 56 48   0.1572  0.8361    15.8   161.3    31.0
...
2020 12 08    18 48 12.0 -32 20 21   0.05990 0.9315    25.9   152.5    26.7
...
2020 12 14    01 03 52.5 +08 54 23   0.03749 1.0013   115.9    62.1    19.1
2020 12 15    01 47 28.5 +15 12 34   0.04618 1.0128   127.1    50.8    19.2
2020 12 16    02 17 48.7 +19 06 13   0.05633 1.0242   134.1    43.6    19.5
...
2020 12 22    03 31 43.8 +26 29 25   0.1269  1.0913   146.1    30.2    21.0
...
2020 12 30    04 00 35.4 +28 22 20   0.2286  1.1771   144.6    28.9    22.4
...
2021 01 14    04 25 28.7 +29 12 46   0.4337  1.3266   135.1    31.6    24.1

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-X184




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