[Iaude] MPEC Y97: 2020 YX2 [a=1.42,e=0.32,i=2.2,H=24.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Dec 22 09:08:21 EST 2020


M.P.E.C. 2020-Y97                             Issued 2020 December 22, 14:07 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 YX2                                    


Observations:
     K20Y02X* C2020 12 20.45903710 16 15.02 +04 09 19.4          21.07GVEY097G96
     K20Y02X  C2020 12 20.46414810 16 18.52 +04 09 06.8          21.02GVEY097G96
     K20Y02X  C2020 12 20.46926010 16 22.03 +04 08 53.7          20.17GVEY097G96
     K20Y02X  C2020 12 20.47437810 16 25.63 +04 08 41.7                VEY097G96
     K20Y02X KC2020 12 20.52982910 17 04.01 +04 06 25.1          21.45GVEY097I52
     K20Y02X KC2020 12 20.53319710 17 06.37 +04 06 18.1          20.79GVEY097I52
     K20Y02X KC2020 12 20.53488110 17 07.53 +04 06 12.3          21.35GVEY097I52
     K20Y02X 1C2020 12 21.18336 10 25 03.26 +03 39 02.2          22.2 VVEY097033
     K20Y02X 1C2020 12 21.18494 10 25 04.42 +03 38 59.0          22.3 VVEY097033
     K20Y02X 1C2020 12 21.18654 10 25 05.57 +03 38 54.6          23.0 VVEY097033
     K20Y02X KC2020 12 22.38582410 39 50.78 +02 49 00.5          21.3 VuEY097H21
     K20Y02X KC2020 12 22.39165210 39 54.89 +02 48 45.7          21.2 VuEY097H21
     K20Y02X KC2020 12 22.42975410 40 23.95 +02 47 20.1          21.14GVEY097V06
     K20Y02X KC2020 12 22.43300810 40 26.23 +02 47 11.9          21.48GVEY097V06
     K20Y02X KC2020 12 22.43626210 40 28.53 +02 47 03.5          21.34GVEY097V06

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, U.
    Laux, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey.  Observer 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.  1.5-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 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.  1.0-m
    reflector + CCD.
V06 Catalina Sky Survey-Kuiper.  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.  1.55-m reflector +
    1K CCD.

Orbital elements:
2020 YX2                                                 Earth MOID = 0.0024 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M 338.32789              (2000.0)            P               Q
n   0.58287169     Peri.   25.48727     -0.66475678     -0.74614662
a   1.4193432      Node   106.19984     +0.67866369     -0.62381962
e   0.3189448      Incl.    2.20382     +0.31227235     -0.23262480
P   1.69           H   24.7           G   0.15           U   8
Residuals in seconds of arc
201220 G96  0.8+  0.1+    201220 I52  0.2-  1.0+    201222 H21  0.4+  0.1+
201220 G96  0.1+  0.0     201220 I52  0.4-  0.6-    201222 H21  0.5+  0.0
201220 G96  0.4-  0.6-    201221 033  0.4-  0.1-    201222 V06  0.3-  0.0
201220 G96  0.4+  0.1-    201221 033  0.2+  0.7+    201222 V06  0.4-  0.1-
201220 I52  0.5-  0.3-    201221 033  0.5+  0.2+    201222 V06  0.2-  0.3-

Ephemeris:
2020 YX2                 a,e,i = 1.42, 0.32, 2                   q = 0.9667
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 22    06 33 50.2 +13 58 36   0.1771  1.1302   140.6    33.7    22.6
...
2020 12 07    07 58 37.9 +10 58 06   0.1127  1.0675   134.8    40.9    21.7
...
2020 12 15    09 12 58.2 +07 33 21   0.09101 1.0385   124.4    51.4    21.5
...
2020 12 21    10 22 49.1 +03 47 57   0.08322 1.0192   113.1    62.6    21.6
2020 12 22    10 35 04.2 +03 06 18   0.08274 1.0163   111.0    64.6    21.6
2020 12 23    10 47 20.9 +02 24 12   0.08249 1.0134   108.9    66.7    21.7
...
2020 12 29    11 58 19.7 -01 40 23   0.08573 0.9976    97.2    78.0    22.1
...
2021 01 06    13 15 33.7 -05 50 02   0.1000  0.9813    86.0    88.2    22.8
...
2021 01 21    14 45 42.5 -09 49 52   0.1412  0.9668    78.9    92.9    23.7

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y97




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