[Iaude] MPEC Y54: 2020 YB1 [a=1.18,e=0.38,i=7.1,H=26.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sat Dec 19 18:42:16 EST 2020


M.P.E.C. 2020-Y54                             Issued 2020 December 19, 23:41 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 YB1                                    


Observations:
     K20Y01B  C2020 12 17.53048808 29 36.940+37 59 06.37         21.04GVEY054F51
     K20Y01B  C2020 12 17.55457908 30 02.603+37 57 22.84         20.97GVEY054F51
     K20Y01B  C2020 12 17.56665708 30 15.543+37 56 29.61         21.02GVEY054F51
     K20Y01B* C2020 12 18.42120008 48 48.48 +36 39 35.7          21.03GVEY054G96
     K20Y01B  C2020 12 18.42700008 48 56.25 +36 38 57.9          21.42GVEY054G96
     K20Y01B  C2020 12 18.43282208 49 04.24 +36 38 20.2          21.09GVEY054G96
     K20Y01B  C2020 12 18.43863208 49 11.98 +36 37 42.7          21.26GVEY054G96
     K20Y01B KC2020 12 18.50477308 50 42.62 +36 30 11.2          20.77GVEY054V06
     K20Y01B KC2020 12 18.50732608 50 46.15 +36 29 53.4          20.43GVEY054V06
     K20Y01B KC2020 12 18.50987908 50 49.69 +36 29 35.1          20.65GVEY054V06
     K20Y01B KC2020 12 18.51243208 50 53.25 +36 29 17.1          21.14GVEY054V06
     K20Y01B 1C2020 12 18.98532 09 03 31.87 +35 27 44.8          22.3 VVEY054033
     K20Y01B 1C2020 12 18.98614 09 03 33.14 +35 27 38.4          22.2 VVEY054033
     K20Y01B 1C2020 12 18.98696 09 03 34.52 +35 27 31.9          21.8 VVEY054033
     K20Y01B 1C2020 12 19.17149 09 08 36.97 +35 00 10.8          21.8 VVEY054033
     K20Y01B 1C2020 12 19.17224 09 08 38.24 +35 00 03.6          21.6 VVEY054033
     K20Y01B 1C2020 12 19.17299 09 08 39.51 +34 59 56.5          21.5 VVEY054033
     K20Y01B 1C2020 12 19.17374 09 08 40.76 +34 59 49.3          21.5 VVEY054033
     K20Y01B KC2020 12 19.34458909 14 02.97 +34 32 59.1          20.62GVEY054I52
     K20Y01B KC2020 12 19.34754509 14 08.15 +34 32 30.1          20.77GVEY054I52
     K20Y01B KC2020 12 19.35247009 14 16.78 +34 31 41.2          20.67GVEY054I52
     K20Y01B KC2020 12 19.35542809 14 21.93 +34 31 11.9          21.07GVEY054I52
     K20Y01B 1C2020 12 19.95704 09 34 22.93 +32 29 02.5                VEY054246
     K20Y01B 1C2020 12 19.96025 09 34 29.72 +32 28 18.6                VEY054246
     K20Y01B 1C2020 12 19.96053 09 34 30.24 +32 28 16.1                VEY054246
     K20Y01B 1C2020 12 19.96137 09 34 31.94 +32 28 03.1                VEY054246
     K20Y01B 1C2020 12 19.96164 09 34 32.50 +32 28 00.2                VEY054246
     K20Y01B 1C2020 12 19.96192 09 34 33.17 +32 27 56.4                VEY054246

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, U.
    Laux, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha.  Measurer M.
    Tichy.  1.06-m f/2.7 reflector + 2048x2048 CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
    Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
    Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer T. A. Pruyne.  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.  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 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.  1.55-m reflector +
    1K CCD.

Orbital elements:
2020 YB1                                                 Earth MOID = 0.0021 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M 311.30819              (2000.0)            P               Q
n   0.76405898     Peri.  264.56540     -0.99192135     -0.02988534
a   1.1849994      Node   273.68054     +0.07745259     -0.91235532
e   0.3814632      Incl.    7.09637     -0.10046454     -0.40830705
P   1.29           H   26.7           G   0.15           U   7
Residuals in seconds of arc
201217 F51  0.1+  0.1+    201218 V06  0.2+  0.1+    201219 I52  0.2-  0.3-
201217 F51  0.1-  0.0     201218 033  0.3+  0.5-    201219 I52  0.5-  0.4-
201217 F51  0.0   0.1+    201218 033  0.4-  0.2-    201219 246  0.6+  0.4+
201218 G96  0.2+  0.2-    201218 033  0.3+  0.0     201219 246  1.1+  0.3-
201218 G96  0.5-  0.5-    201219 033  0.3-  0.1-    201219 246  0.2+  1.0+
201218 G96  1.0+  0.3-    201219 033  0.1-  0.1-    201219 246  0.6-  0.7-
201218 G96  0.5-  0.3+    201219 033  0.0   0.0     201219 246  0.7-  0.1+
201218 V06  0.4+  0.1-    201219 033  0.2-  0.0     201219 246  0.3+  0.1+
201218 V06  0.2+  0.1+    201219 I52  0.3-  0.3+
201218 V06  0.1+  0.1-    201219 I52  0.3-  0.3+

Ephemeris:
2020 YB1                 a,e,i = 1.18, 0.38, 7                   q = 0.7330
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 19    06 22 41.0 +39 33 02   0.2629  1.2002   139.4    32.4    25.6
...
2020 12 04    06 52 49.8 +40 39 34   0.1426  1.1077   146.9    29.1    24.0
...
2020 12 12    07 26 44.6 +40 32 44   0.08382 1.0563   147.7    29.9    22.7
...
2020 12 18    08 39 09.6 +37 20 44   0.04297 1.0173   140.1    38.4    21.4
2020 12 19    09 03 46.9 +35 27 12   0.03681 1.0108   136.2    42.4    21.2
2020 12 20    09 35 41.9 +32 21 11   0.03110 1.0043   130.4    48.2    21.0
...
2020 12 26    14 44 10.6 -24 32 36   0.02796 0.9652    48.8   130.0    24.6
...
2021 01 03    17 00 55.0 -38 24 23   0.07969 0.9142    28.8   148.8    29.2
...
2021 01 18    17 54 06.9 -38 57 49   0.1946  0.8266    32.6   140.1    29.6

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y54




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