[Iaude] MPEC Y98: 2020 YF2 [a=1.58,e=0.76,i=8.4,H=23.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Dec 22 19:54:14 EST 2020


M.P.E.C. 2020-Y98                             Issued 2020 December 23, 00:53 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 YF2                                    


Observations:

Observer details:

Orbital elements:
2020 YF2                                                 Earth MOID = 0.0092 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
M  24.05508              (2000.0)            P               Q                  
n   0.49831769     Peri.   68.16522     +0.79059780     +0.59602980             
a   1.5756697      Node   254.97606     -0.60166646     +0.71353017             
e   0.7620317      Incl.    8.35682     -0.11380948     +0.36827051             
P   1.98           H   23.19          G   0.15           U   9                  
Residuals in seconds of arc
201220 G96  0.4+  0.1-    201220 Z84  0.3+  0.1+    201221 H36  1.1+  0.6+
201220 G96  0.2+  0.0+    201221 H21  0.0+  0.5+    201221 H36  1.3+  0.5+
201220 G96  0.0+  0.1-    201221 H21  0.2+  0.5+    201222 858  0.5+  0.0+
201220 G96  0.1+  0.6-    201221 H21  0.2+  0.1+    201222 858  0.3-  0.1-
201220 I52  0.2+  0.5+    201221 858  0.0+  0.1+    201222 858  0.4-  0.5+
201220 I52  0.4-  0.2-    201221 858  0.2-  0.1-    201222 734 (1.3+  1.3+)
201220 I52  0.5-  0.1-    201221 I52  0.3-  0.2-    201222 734 (1.4+  0.3-)
201220 I52  0.1-  0.5+    201221 I52  0.1-  0.0-    201222 I52  0.1+  0.2-
201220 Z84  0.5-  0.0-    201221 I52  0.4-  0.1-    201222 734  0.4-  0.3-
201220 Z84  0.2-  0.1-    201221 858  0.1+  0.0-    201222 I52  0.2+  0.4-
201220 Z84  0.1+  0.1+    201221 H36 (2.6+  0.4+)   201222 I52  0.1+  0.1+

Ephemeris:
2020 YF2                 a,e,i = 1.58, 0.76, 8                   q = 0.3750
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 23    16 58 59.9 -16 44 15   0.3458  0.6610    15.6   156.3    29.8
...
2020 12 08    18 48 09.5 -20 49 12   0.09826 0.8972    25.3   152.0    26.8
...
2020 12 16    01 18 35.0 -03 13 44   0.07516 1.0151   112.3    63.8    19.9
...
2020 12 22    03 03 39.8 +07 00 26   0.1571  1.0993   134.3    39.8    21.0
2020 12 23    03 11 18.9 +07 43 05   0.1725  1.1130   135.4    38.4    21.1
2020 12 24    03 17 48.3 +08 18 52   0.1880  1.1265   136.1    37.3    21.3
...
2020 12 30    03 42 54.7 +10 33 57   0.2843  1.2061   136.7    34.0    22.3
...
2021 01 07    04 00 57.3 +12 07 49   0.4187  1.3071   133.4    33.1    23.3
...
2021 01 22    04 22 49.6 +13 53 46   0.6866  1.4819   124.0    33.4    24.6

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y98




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