[Iaude] MPEC X66: 2021 XX [a=2.29,e=0.58,i=22.8,H=25.5]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Dec 3 05:38:20 EST 2021


M.P.E.C. 2021-X66                              Issued 2021 December 3, 10:37 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 XX                                     


Observations:
     K21X00X* C2021 12 01.44993406 17 28.72 +26 28 45.9          21.66GVEX066V00
     K21X00X  C2021 12 01.45480306 17 27.70 +26 29 50.8          21.63GVEX066V00
     K21X00X  C2021 12 01.45966406 17 26.66 +26 30 56.4          21.65GVEX066V00
     K21X00X  C2021 12 01.46452206 17 25.60 +26 32 01.6          21.96GVEX066V00
     K21X00X KC2021 12 01.51363506 17 15.33 +26 42 54.3          21.07GVEX066I52
     K21X00X KC2021 12 01.51811006 17 14.35 +26 43 53.3          22.28GVEX066I52
     K21X00X  C2021 12 02.30072806 14 55.22 +29 31 53.1          21.79GVEX066V00
     K21X00X  C2021 12 02.30563906 14 54.16 +29 32 54.3          21.99GVEX066V00
     K21X00X  C2021 12 02.31054006 14 53.11 +29 33 55.0          21.54GVEX066V00
     K21X00X  C2021 12 02.31543806 14 52.08 +29 34 56.3          22.19GVEX066V00
     K21X00X KC2021 12 03.41915306 11 25.96 +33 09 03.3          21.77GVEX066V06
     K21X00X KC2021 12 03.42107106 11 25.57 +33 09 24.3          22.39GVEX066V06
     K21X00X KC2021 12 03.42299106 11 25.15 +33 09 45.3          21.37GVEX066V06

Observer details:
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.
V00 Kitt Peak-Bok.  Observer R. A. Mastaler.  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, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  2.25-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, D. Rankin, R. L.
    Seaman, F. C. Shelly, K. W. Wierzchos.  1.55-m reflector + 1K CCD.

Orbital elements:
2021 XX                                                  Earth MOID = 0.0777 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Bell                    
M  25.61816              (2000.0)            P               Q                  
n   0.28494778     Peri.  313.20378     +0.85921699     -0.35742054             
a   2.2871388      Node    70.87176     +0.50373551     +0.71608435             
e   0.5809794      Incl.   22.79577     -0.08942425     +0.59956131             
P   3.46           H   25.50          G   0.15           U   8                  
Residuals in seconds of arc
211201 V00  0.1-  0.3-    211201 I52  0.1-  0.0     211203 V06  0.1-  0.1-
211201 V00 (0.3+  0.6-)   211202 V00  0.1+  0.1-    211203 V06  0.1+  0.0
211201 V00  0.2+  0.1-    211202 V00  0.0   0.0     211203 V06  0.1-  0.1+
211201 V00  0.2-  0.1+    211202 V00  0.2-  0.1-
211201 I52  0.7+  0.3+    211202 V00  0.0   0.3+

Ephemeris:
2021 XX                  a,e,i = 2.29, 0.58, 23                  q = 0.9584
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 11 03    08 06 39.0 -72 16 52   0.2065  0.9693    77.7    90.3    25.2
...
2021 11 18    07 01 17.0 -40 39 21   0.1070  1.0181   103.1    71.0    23.2
...
2021 11 26    06 34 45.0 +00 38 43   0.09183 1.0576   138.6    38.2    22.0
...
2021 12 02    06 15 48.9 +28 28 56   0.1152  1.0920   155.7    21.8    22.1
2021 12 03    06 12 44.4 +31 50 35   0.1213  1.0981   156.5    21.0    22.2
2021 12 04    06 09 42.0 +34 51 46   0.1278  1.1043   156.8    20.6    22.3
...
2021 12 10    05 52 28.3 +47 24 13   0.1736  1.1433   153.8    22.3    23.1
...
2021 12 18    05 33 38.9 +55 19 14   0.2454  1.1992   148.0    25.8    24.0
...
2022 01 02    05 15 24.1 +59 44 36   0.3984  1.3127   139.7    29.0    25.4

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-X66




More information about the Iaude mailing list