[Iaude] MPEC Y07: 2020 XH6 [a=1.68,e=0.46,i=3.6,H=27.0]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Dec 15 23:13:21 EST 2020


M.P.E.C. 2020-Y07                             Issued 2020 December 16, 04:12 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 XH6                                    


Observations:
     K20X06H* C2020 12 14.31120 04 38 14.23 +28 26 01.4                VEY007V00
     K20X06H  C2020 12 14.31601 04 38 14.94 +28 26 42.1          21.4 GVEY007V00
     K20X06H  C2020 12 14.32080 04 38 15.68 +28 27 23.0          21.3 GVEY007V00
     K20X06H  C2020 12 14.32560 04 38 16.42 +28 28 03.4          20.6 GVEY007V00
     K20X06H KC2020 12 14.42079704 38 32.60 +28 41 21.4          20.19GVEY007I52
     K20X06H KC2020 12 14.42752004 38 33.89 +28 42 17.7          20.84GVEY007I52
     K20X06H KC2020 12 14.43088204 38 34.56 +28 42 46.3          20.33GVEY007I52
     K20X06H hC2020 12 14.78279504 40 22.90 +29 36 04.2          20.8 GVEY007L01
     K20X06H hC2020 12 14.78453504 40 23.23 +29 36 21.3          20.9 GVEY007L01
     K20X06H hC2020 12 14.78629304 40 23.60 +29 36 38.2          20.9 GVEY007L01
     K20X06H hC2020 12 14.78805404 40 24.08 +29 36 55.6          21.8 GVEY007L01
     K20X06H hC2020 12 14.79067804 40 24.65 +29 37 20.9          20.8 GVEY007L01
     K20X06H 1C2020 12 14.92906 04 40 53.81 +29 59 51.2          21.1 VVEY007033
     K20X06H 1C2020 12 14.93062 04 40 54.17 +30 00 06.2          21.5 VVEY007033
     K20X06H KC2020 12 15.23734504 42 26.39 +30 53 34.6          20.43GVEY007V06
     K20X06H KC2020 12 15.23896604 42 26.72 +30 53 53.7          20.02GVEY007V06
     K20X06H KC2020 12 15.24058704 42 27.16 +30 54 09.0                VEY007V06
     K20X06H KC2020 12 15.24220904 42 27.79 +30 54 22.6                VEY007V06
     K20X06H KC2020 12 16.15070704 47 59.86 +33 54 23.5          19.69GVEY007I52
     K20X06H KC2020 12 16.15196804 48 00.29 +33 54 41.8          20.17GVEY007I52

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, U.
    Laux, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + 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.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, D. Pujagic.  1.0-m
    f/2.9 reflector + CCD.
V00 Kitt Peak-Bok.  Observers H. Groeller, J. V. Scotti.  Measurers M. J.
    Brucker, E. J. Christensen, C. E. Woodward, G. A. Farneth, D. C. Fuls, A.
    R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J.
    Leonard, R. S. McMillan, T. A. Pruyne, D. Rankin, R. L. Seaman, F. C.
    Shelly, K. W. Wierzchos.  2.25-m reflector + CCD.
V06 Catalina Sky Survey-Kuiper.  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.  1.55-m reflector +
    1K CCD.

Orbital elements:
2020 XH6                                                 Earth MOID = 0.0153 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Alexandersen              
M 343.35878              (2000.0)            P               Q                  
n   0.45232008     Peri.   53.76216     -0.66150985     -0.74741091             
a   1.6807591      Node    77.77242     +0.66628807     -0.62337991             
e   0.4554905      Incl.    3.60759     +0.34418735     -0.22972686             
P   2.18           H   27.05          G   0.15           U   8                  
Residuals in seconds of arc
201214 V00  0.3+  0.1-    201214 L01  0.3+  0.8+    201215 V06  0.6+  0.5-
201214 V00  0.1-  0.2-    201214 L01  0.4-  0.7+    201215 V06 (0.3+  1.2+)
201214 V00  0.1-  0.2+    201214 L01  0.7-  0.2+    201215 V06 (1.5+  0.9-)
201214 V00  0.2-  0.0+    201214 L01  0.5+  0.1+    201215 V06 (5.1+  4.7-)
201214 I52  0.2-  0.1-    201214 L01  0.4+  0.6-    201216 I52  0.1-  0.4-
201214 I52  0.2-  0.2-    201214 033  0.4-  0.6+    201216 I52  0.0-  0.5+
201214 I52  0.1+  0.2+    201214 033  0.0+  0.2+

Ephemeris:
2020 XH6                 a,e,i = 1.68, 0.46, 4                   q = 0.9152
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 16    04 17 48.4 +13 39 35   0.2140  1.1981   166.5    11.1    24.8
...
2020 12 01    04 21 25.8 +16 05 00   0.1175  1.1029   174.0     5.3    23.1
...
2020 12 09    04 26 45.8 +20 32 27   0.07233 1.0564   171.1     8.3    22.0
...
2020 12 15    04 41 13.4 +30 12 44   0.04113 1.0244   167.0    12.4    20.9
2020 12 16    04 46 47.1 +33 21 50   0.03628 1.0193   165.4    14.0    20.7
2020 12 17    04 54 43.2 +37 25 49   0.03162 1.0144   163.0    16.5    20.5
...
2020 12 23    13 41 22.4 +60 03 06   0.01713 0.9865    99.1    79.9    21.0
...
2020 12 31    15 44 20.9 +10 03 23   0.04961 0.9553    54.5   123.1    25.5
...
2021 01 15    16 06 42.2 -02 33 03   0.1272  0.9198    56.6   116.7    27.0

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y07




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