[Iaude] MPEC Y77: 2021 YQ [a=1.86,e=0.58,i=1.3,H=23.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Dec 31 08:33:29 EST 2021


M.P.E.C. 2021-Y77                             Issued 2021 December 31, 13:32 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 YQ                                     


Observations:
     K21Y00Q  C2021 12 08.33054 06 17 10.94 +28 42 14.6                VEY077G96
     K21Y00Q  C2021 12 08.33581 06 17 11.03 +28 42 18.0                VEY077G96
     K21Y00Q  C2021 12 08.34108 06 17 11.17 +28 42 21.0          22.0 GVEY077G96
     K21Y00Q  C2021 12 08.34635 06 17 11.21 +28 42 22.4          21.7 GVEY077G96
     K21Y00Q  C2021 12 27.27718 06 36 41.98 +34 51 18.6          19.1 GVEY077703
     K21Y00Q  C2021 12 27.28204 06 36 42.61 +34 51 34.0          19.9 GVEY077703
     K21Y00Q*KC2021 12 30.81918 06 54 04.76 +39 40 38.5          18.6 VZEY077K19
     K21Y00Q KC2021 12 30.82672 06 54 08.24 +39 41 38.5          17.6 VZEY077K19
     K21Y00Q KC2021 12 30.83409 06 54 11.57 +39 42 36.8          18.1 VZEY077K19
     K21Y00Q KC2021 12 30.87717 06 54 31.10 +39 48 19.3          18.2 VZEY077K19
     K21Y00Q KC2021 12 30.88635 06 54 35.21 +39 49 32.5          18.1 VZEY077K19
     K21Y00Q KC2021 12 30.89551 06 54 39.34 +39 50 45.4          18.0 VZEY077K19
     K21Y00Q KC2021 12 30.89630 06 54 39.03 +39 50 48.8                VEY077204
     K21Y00Q KC2021 12 30.90300 06 54 42.04 +39 51 41.9                VEY077204
     K21Y00Q KC2021 12 30.90547 06 54 43.79 +39 52 04.6          18.3 VZEY077K19
     K21Y00Q KC2021 12 30.90791 06 54 44.19 +39 52 26.4          18.3 GXEY077K78
     K21Y00Q KC2021 12 30.90868 06 54 46.06 +39 52 24.0          18.3 GXEY077I93
     K21Y00Q KC2021 12 30.90971 06 54 45.03 +39 52 35.2          18.1 GVEY077204
     K21Y00Q KC2021 12 30.90999 06 54 45.82 +39 52 40.8          18.3 VZEY077K19
     K21Y00Q KC2021 12 30.91020 06 54 45.22 +39 52 44.6          18.2 GXEY077K78
     K21Y00Q KC2021 12 30.91188 06 54 47.52 +39 52 49.8          17.8 GXEY077I93
     K21Y00Q KC2021 12 30.91248 06 54 46.23 +39 53 02.5          18.1 GXEY077K78
     K21Y00Q KC2021 12 30.91452 06 54 47.85 +39 53 16.5          18.3 VZEY077K19
     K21Y00Q KC2021 12 30.91574 06 54 49.27 +39 53 20.6          18.1 GXEY077I93
     K21Y00Q KC2021 12 30.93642 06 54 57.32 +39 56 10.9          18.1 VqEY077C77
     K21Y00Q KC2021 12 30.94394 06 55 00.70 +39 57 10.2          18.1 VqEY077C77
     K21Y00Q KC2021 12 30.94582206 55 02.62 +39 57 30.6                VEY077B49
     K21Y00Q KC2021 12 30.94796906 55 03.55 +39 57 48.2          17.1 GVEY077B49
     K21Y00Q KC2021 12 30.94857106 55 03.81 +39 57 53.1                VEY077B49
     K21Y00Q KC2021 12 30.94903706 55 02.31 +39 57 52.6          17.5 RqEY077104
     K21Y00Q KC2021 12 30.95145 06 55 04.07 +39 58 09.8          18.3 VqEY077C77
     K21Y00Q KC2021 12 30.95202506 55 05.37 +39 58 20.4          17.6 GVEY077B49
     K21Y00Q KC2021 12 30.95289206 55 04.04 +39 58 23.3          17.6 RqEY077104
     K21Y00Q KC2021 12 30.95512706 55 06.77 +39 58 45.0          17.9 GVEY077B49
     K21Y00Q KC2021 12 30.95674906 55 05.75 +39 58 53.8          17.6 RqEY077104
     K21Y00Q KC2021 12 30.96256 06 55 08.46 +39 59 38.9          17.2 RaEY077233
     K21Y00Q KC2021 12 30.96526 06 55 09.59 +40 00 01.4          17.5 RaEY077233
     K21Y00Q KC2021 12 30.96728606 55 12.20 +40 00 22.0          18.4 GVEY077B49
     K21Y00Q KC2021 12 30.96788 06 55 10.74 +40 00 21.8          17.9 RaEY077233
     K21Y00Q KC2021 12 30.97059 06 55 11.96 +40 00 42.7          17.8 RaEY077233
     K21Y00Q KC2021 12 30.97332 06 55 13.22 +40 01 03.9          17.9 RaEY077233
     K21Y00Q KC2021 12 30.98579906 55 19.07 +40 02 36.6          17.9 VvEY077L06
     K21Y00Q KC2021 12 30.98697506 55 19.60 +40 02 45.9          18.0 VvEY077L06
     K21Y00Q KC2021 12 30.98903406 55 20.54 +40 03 02.1          17.9 VvEY077L06
     K21Y00Q KC2021 12 31.01152 06 55 31.41 +40 06 05.8          18.2 VZEY077K19
     K21Y00Q KC2021 12 31.01796 06 55 34.36 +40 06 56.5          18.2 VZEY077K19
     K21Y00Q KC2021 12 31.02443 06 55 37.31 +40 07 47.5          18.3 VZEY077K19
     K21Y00Q KC2021 12 31.03107 06 55 40.35 +40 08 39.9          18.3 VZEY077K19
     K21Y00Q KC2021 12 31.03791 06 55 43.53 +40 09 33.8          18.2 VZEY077K19
     K21Y00Q KC2021 12 31.04334006 55 47.28 +40 10 19.4          18.4 GXEY077958
     K21Y00Q KC2021 12 31.04457 06 55 46.61 +40 10 26.2          18.2 VZEY077K19
     K21Y00Q KC2021 12 31.04835406 55 47.01 +40 10 47.9          18.0 VSEY077L01
     K21Y00Q KC2021 12 31.05026706 55 50.48 +40 11 14.6          17.3 GXEY077958
     K21Y00Q KC2021 12 31.05065 06 55 49.44 +40 11 14.0          18.0 VZEY077K19
     K21Y00Q KC2021 12 31.05095406 55 48.25 +40 11 08.1          18.1 VSEY077L01
     K21Y00Q KC2021 12 31.05355306 55 49.44 +40 11 28.5          18.1 VSEY077L01
     K21Y00Q KC2021 12 31.05614906 55 50.69 +40 11 48.8          18.0 VSEY077L01
     K21Y00Q KC2021 12 31.05635 06 55 52.09 +40 11 58.9          18.2 VZEY077K19
     K21Y00Q KC2021 12 31.05702606 55 53.61 +40 12 08.6          17.5 GXEY077958
     K21Y00Q KC2021 12 31.05874706 55 51.89 +40 12 09.2          18.0 VSEY077L01
     K21Y00Q KC2021 12 31.06205 06 55 54.75 +40 12 43.5          17.6 VZEY077K19

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector +
    CCD.
233 Sauro Donati Astronomical Observatory, San Vito.  Observers S. Donati, F.
    Biagini.  Measurer S. Donati.  0.30-m f/9 Schmidt-Cassegrain + CCD.
703 Catalina Sky Survey.  Observer H. Groeller.  Measurers B. Gray, D. Rankin,
    F. C. Shelly.  0.68-m Schmidt + 10K CCD.
958 Observatoire de Dax.  Observer P. Dupouy.  0.32-m Schmidt-Cassegrain +
    CCD.
B49 Paus Observatory, Sabadell.  Observer J. Camarasa.  0.30-m f/4.0 reflector
    + CCD.
C77 Bernezzo Observatory.  Observer A. Mantero.  0.25-m f/4.0 reflector + CCD.
G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers B. Gray, D.
    Rankin, F. C. Shelly.  1.5-m reflector + 10K CCD.
I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
K19 PASTIS Observatory, Banon.  Observer C. Demeautis.  0.28-m f/2.2 reflector
    + CCD.
K78 iota Scorpii Observatory, La Spezia.  Observers G. Scarfi, L. Sannino.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
L06 Sormano 2 Observatory, Bellagio Via Lattea.  Observer G. Ventre.  Measurer
    P. Sicoli.  0.36-m Schmidt-Cassegrain + CCD.

Orbital elements:
2021 YQ                                                  Earth MOID = 0.0123 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
M 349.51836              (2000.0)            P               Q                  
n   0.38980098     Peri.  211.66010     -0.98436666     -0.17546083             
a   1.8559834      Node   318.22565     +0.16602804     -0.89526541             
e   0.5804381      Incl.    1.32072     +0.05879603     -0.40952819             
P   2.53           H   23.68          G   0.15           U   8                  
Residuals in seconds of arc
211208 G96  0.2+  0.4-    211230 K78  0.1-  0.2-    211230 L06  0.1-  0.3-
211208 G96  0.1+  0.5+    211230 K19  0.0   0.1-    211230 L06  0.1-  0.3-
211208 G96 (0.6+  1.0+)   211230 I93  0.0   0.2+    211231 K19  0.0   0.1+
211208 G96  0.2-  0.1-    211230 C77  0.2+  0.4+    211231 K19  0.1+  0.1-
211227 703  0.0   0.4+    211230 C77  0.5+  0.1+    211231 K19  0.0   0.1-
211227 703  0.1-  0.3-    211230 B49  0.1-  0.2-    211231 K19  0.1-  0.0
211230 K19  0.1-  0.2+    211230 B49  0.4-  0.2+    211231 K19  0.2+  0.0
211230 K19  0.1+  0.4+    211230 B49  0.5-  0.3+    211231 958  0.2+  0.3-
211230 K19  0.3-  0.2+    211230 104  0.3-  0.0     211231 K19  0.2+  0.1-
211230 K19  0.1-  0.1+    211230 C77  0.7+  0.2+    211231 L01  0.1-  0.1+
211230 K19  0.3-  0.2+    211230 B49  0.3-  0.0     211231 958  0.1+  0.1-
211230 K19  0.1-  0.1+    211230 104  0.1-  0.3+    211231 K19  0.2+  0.1-
211230 204  0.0   0.0     211230 B49  0.1-  0.1-    211231 L01  0.1+  0.0
211230 204  0.1+  0.0     211230 104  0.3-  0.3+    211231 L01  0.3-  0.1+
211230 K19  0.2-  0.0     211230 233  0.8+  0.6-    211231 L01  0.1-  0.2+
211230 K78  0.1-  0.1-    211230 233  0.1-  0.6+    211231 K19  0.1+  0.0
211230 I93  0.3-  0.0     211230 B49  0.0   0.0     211231 958  0.0   0.4+
211230 204  0.1-  0.0     211230 233  0.3-  0.3+    211231 L01  0.4-  0.3+
211230 K19  0.1-  0.3+    211230 233  0.3-  0.2-    211231 K19  0.0   0.2-
211230 K78  0.0   0.0     211230 233  0.2+  0.5-
211230 I93  0.1-  0.2+    211230 L06  0.1-  0.3-

Ephemeris:
2021 YQ                  a,e,i = 1.86, 0.58, 1                   q = 0.7787
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 12 01    06 12 57.8 +27 55 33   0.3349  1.2983   155.4    18.4    22.8
...
2021 12 16    06 21 41.1 +29 58 20   0.1829  1.1634   167.4    10.7    21.0
...
2021 12 24    06 29 39.2 +32 37 35   0.1103  1.0923   169.7     9.2    19.7
...
2021 12 30    06 48 09.3 +38 10 09   0.05882 1.0403   164.8    14.4    18.4
2021 12 31    06 55 26.0 +40 04 40   0.05054 1.0317   162.7    16.4    18.1
2022 01 01    07 06 11.8 +42 39 32   0.04241 1.0233   159.9    19.3    17.8
...
2022 01 07    16 28 04.8 +19 19 33   0.01803 0.9738    57.7   121.4    19.9
...
2022 01 15    17 50 16.8 -17 54 41   0.08062 0.9127    27.3   150.3    26.5
...
2022 01 30    18 13 21.3 -23 26 40   0.2159  0.8221    36.7   134.3    26.1

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-Y77




More information about the Iaude mailing list