[Iaude] MPEC X85: 2021 XK1 [a=1.08,e=0.23,i=10.8,H=26.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Dec 3 19:02:47 EST 2021


M.P.E.C. 2021-X85                              Issued 2021 December 4, 00:01 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

                                    2021 XK1                                    


Observations:
     K21X01K*HC2021 12 02.34278105 48 21.04 +18 49 05.8          19.71GVEX085G96
     K21X01K HC2021 12 02.34790005 48 16.30 +18 50 55.2          19.65GVEX085G96
     K21X01K HC2021 12 02.35302105 48 11.58 +18 52 44.4          19.59GVEX085G96
     K21X01K HC2021 12 02.35817005 48 06.82 +18 54 34.6          19.36GVEX085G96
     K21X01K mC2021 12 03.17345705 37 42.53 +23 19 38.8          19.78GVEX085I52
     K21X01K mC2021 12 03.17362205 37 42.41 +23 19 40.9          20.60GVEX085I52
     K21X01K mC2021 12 03.17378705 37 42.24 +23 19 44.7                VEX085I52
     K21X01K mC2021 12 03.17395205 37 42.11 +23 19 47.8                VEX085I52
     K21X01K 1C2021 12 03.19950 05 36 59.61 +23 26 08.6          20.0 VVEX085033
     K21X01K 1C2021 12 03.19996 05 36 59.26 +23 26 16.6          19.9 VVEX085033
     K21X01K 1C2021 12 03.20042 05 36 58.93 +23 26 24.6          19.8 VVEX085033
     K21X01K 1C2021 12 03.20125 05 36 58.28 +23 26 38.4          19.7 VVEX085033
     K21X01K KC2021 12 03.92580205 28 41.08 +26 46 02.4          20.0 GVEX085L01
     K21X01K KC2021 12 03.92749005 28 39.83 +26 46 27.8          19.8 GVEX085L01
     K21X01K KC2021 12 03.92917905 28 38.58 +26 46 53.6          19.7 GVEX085L01
     K21X01K KC2021 12 03.93112605 28 37.14 +26 47 23.7          20.2 GVEX085L01
     K21X01K KC2021 12 03.93291305 28 35.80 +26 47 51.1          20.1 GVEX085L01

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
    Hoegner, U. Laux, F. Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m
    f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  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, D. Rankin, R. L. Seaman, F. C.
    Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  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, D. Rankin, R. L.
    Seaman, F. C. Shelly, K. W. Wierzchos.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, M. Himelreich.
    Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.

Orbital elements:
2021 XK1                                                 Earth MOID = 0.0016 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
M 106.93937              (2000.0)            P               Q                  
n   0.88094294     Peri.  269.35463     +0.92727129     +0.32941415             
a   1.0777157      Node    71.40063     -0.22253749     +0.86711218             
e   0.2348432      Incl.   10.81980     -0.30107311     +0.37363456             
P   1.12           H   26.45          G   0.15           U   6                  
Residuals in seconds of arc
211202 G96  0.1-  0.1+    211203 I52  0.2-  0.0     211203 L01  0.4-  0.2+
211202 G96  0.2-  0.0     211203 I52  0.2-  0.1+    211203 L01  0.3-  0.3-
211202 G96  0.1+  0.3-    211203 033  0.1-  0.3+    211203 L01  0.2-  0.5-
211202 G96  0.1+  0.1+    211203 033  0.1-  0.3+    211203 L01  0.1-  0.1-
211203 I52  0.2+  0.2+    211203 033  0.2+  0.3+    211203 L01  0.2-  0.0
211203 I52  0.3+  0.7-    211203 033  0.1-  0.4-

Ephemeris:
2021 XK1                 a,e,i = 1.08, 0.23, 11                  q = 0.8246
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 11 04    13 50 25.2 -60 22 51   0.1255  0.9090    45.9   128.4    27.3
...
2021 11 19    11 12 44.6 -62 01 25   0.05273 0.9645    61.8   115.4    24.5
...
2021 11 27    07 32 07.5 -28 37 08   0.02585 0.9962   110.5    68.1    20.9
...
2021 12 03    05 39 40.3 +22 28 08   0.03546 1.0202   165.4    14.1    20.0
2021 12 04    05 27 47.2 +27 05 41   0.03930 1.0242   168.3    11.3    20.2
2021 12 05    05 17 18.5 +30 48 56   0.04344 1.0282   168.9    10.6    20.4
...
2021 12 11    04 35 18.7 +42 31 47   0.07185 1.0521   159.0    19.6    21.8
...
2021 12 19    04 10 06.8 +47 29 13   0.1142  1.0835   149.1    27.8    23.1
...
2022 01 03    04 01 24.1 +49 19 07   0.2015  1.1395   137.2    35.9    24.7

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-X85




More information about the Iaude mailing list