• MPC Preparation (Info)

  • MPEC 2021-R311 : 2021 RL14

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2021-R310 Read MPEC 2021-R312


    M.P.E.C. 2021-R311                           Issued 2021 September 13, 23:45 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                    2021 RL14                                
    
    
    Observations:
         K21R14L  C2021 09 12.34303522 45 48.332-01 15 46.56               VER311F52
         K21R14L  C2021 09 13.35270500 01 53.556+01 46 04.54         18.20GVER311F51
         K21R14L  C2021 09 13.36444100 02 21.059+01 47 16.76         18.18GVER311F51
         K21R14L  C2021 09 13.37617900 02 48.144+01 48 28.10         18.23GVER311F51
         K21R14L  C2021 09 13.38793500 03 14.901+01 49 38.81         18.23GVER311F51
         K21R14L* C2021 09 13.40125100 03 44.66 +01 50 57.7          18.65cVER311T05
         K21R14L  C2021 09 13.40446200 03 51.82 +01 51 16.8          18.65cVER311T05
         K21R14L  C2021 09 13.40720900 03 58.04 +01 51 32.7          19.32cVER311T05
         K21R14L  C2021 09 13.43690300 05 02.46 +01 54 24.1          19.14cVER311T05
         K21R14L  C2021 09 13.51495400 07 44.28 +02 01 29.0          18.78cVER311T05
         K21R14L  C2021 09 13.51642300 07 47.17 +02 01 37.0          19.25cVER311T05
         K21R14L  C2021 09 13.51688000 07 47.98 +02 01 38.6          19.36cVER311T05
         K21R14L  C2021 09 13.51733700 07 48.97 +02 01 41.0          19.30cVER311T05
         K21R14L KC2021 09 13.84148800 19 11.73 +02 22 37.7          19.1 GXER311595
         K21R14L KC2021 09 13.84886200 19 23.77 +02 23 09.0          18.9 GXER311595
         K21R14L KC2021 09 13.84970700 19 25.35 +02 23 17.6          19.2 GVER311L01
         K21R14L KC2021 09 13.85209900 19 29.22 +02 23 27.8          19.1 GVER311L01
         K21R14L KC2021 09 13.85648000 19 36.09 +02 23 41.4          19.0 GXER311595
         K21R14L KC2021 09 13.85898200 19 40.29 +02 23 56.3          18.9 GVER311L01
         K21R14L KC2021 09 13.86017600 19 42.22 +02 24 01.3          18.8 GVER311L01
         K21R14L KC2021 09 13.86137300 19 44.13 +02 24 06.0          19.0 GVER311L01
         K21R14L KC2021 09 13.87018400 19 59.59 +02 24 50.8          18.7 GVER311104
         K21R14L KC2021 09 13.87404600 20 05.70 +02 25 06.6          18.5 GVER311104
         K21R14L KC2021 09 13.87790900 20 11.77 +02 25 22.7          18.8 GVER311104
         K21R14L 1C2021 09 13.87796200 20 08.96 +02 24 47.5                VER311246
         K21R14L 1C2021 09 13.87818800 20 09.30 +02 24 48.1                VER311246
         K21R14L 1C2021 09 13.87841500 20 09.68 +02 24 48.9                VER311246
         K21R14L 1C2021 09 13.87864100 20 10.01 +02 24 49.9                VER311246
         K21R14L 1C2021 09 13.87886600 20 10.37 +02 24 51.1                VER311246
         K21R14L 1C2021 09 13.87909200 20 10.70 +02 24 52.1                VER311246
         K21R14L KC2021 09 13.89030100 20 31.19 +02 26 11.2          18.4 GVER311K63
         K21R14L KC2021 09 13.89467600 20 37.94 +02 26 30.5          19.4 GVER311K63
         K21R14L KC2021 09 13.91294700 21 05.87 +02 27 28.5                VER311204
         K21R14L KC2021 09 13.92096100 21 17.93 +02 28 00.0                VER311204
         K21R14L KC2021 09 13.92814100 21 28.64 +02 28 28.1          19.0 GVER311204
         K21R14L KC2021 09 13.96016 00 22 10.63 +02 30 06.8          18.5 GVER311G02
         K21R14L KC2021 09 13.96529 00 22 17.99 +02 30 25.9          18.9 GVER311G02
         K21R14L KC2021 09 13.97044 00 22 25.39 +02 30 45.7          18.4 GVER311G02
    
    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.
    246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha, M. Honkova.
        Measurer M. Tichy.  1.06-m f/2.7 reflector + 2048x2048 CCD.
    595 Farra d'Isonzo.  Observers S. Aschi, E. Pettarin.  Measurer S. Aschi.
        0.40-m f/5.15 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
        Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
        Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, T.
        Lowe, A. Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y.
        Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    G02 KYSUCE Observatory, Kysucke Nove Mesto.  Observer M. Urbanik.
    K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.41-m
        f/3.2 Newtonian reflector + CCD.
    L01 Visnjan Observatory, Tican.  Observers K. Korlevic, I. Lyon.  Measurer K.
        Korlevic.  1.0-m f/2.9 reflector + CCD.
    T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, J. Tonry, H. Weiland.
        Measurers L. Denneau, J. Tonry, H. Weiland, A. Fitzsimmons, J. Robinson,
        N. Erasmus.  0.5-m reflector + CCD.
    
    Orbital elements:
    2021 RL14                                                Earth MOID = 0.0014 AU
    Epoch 2021 July 5.0 TT = JDT 2459400.5                  Veres                   
    M 345.15751              (2000.0)            P               Q                  
    n   0.37484374     Peri.  140.45501     +0.66974476     +0.74258519             
    a   1.9050332      Node   171.59082     -0.68645642     +0.62066836             
    e   0.5048491      Incl.    1.18776     -0.28323054     +0.25167047             
    P   2.63           H   27.58          G   0.15           U   7                  
    Residuals in seconds of arc
    210912 F52  0.0   0.0     210913 595  0.6-  0.6-    210913 246  0.6+  0.3-
    210913 F51  0.0   0.0     210913 595  0.5-  0.2-    210913 246  0.2+  0.2-
    210913 F51  0.0   0.0     210913 L01  0.2-  0.1+    210913 246  0.3+  0.1+
    210913 F51  0.1-  0.0     210913 L01  0.2-  0.4+    210913 246  0.1-  0.1+
    210913 F51  0.2+  0.0     210913 595  0.5-  0.6+    210913 K63  0.5+  1.1-
    210913 T05  0.8-  0.0     210913 L01  0.4-  0.3+    210913 K63  0.7+  0.7+
    210913 T05  0.4-  0.2+    210913 L01  0.1+  0.4+    210913 204  0.1-  0.0
    210913 T05  1.8+  0.0     210913 L01  0.0   0.2+    210913 204  0.1-  0.0
    210913 T05  0.0   0.2+    210913 104  0.1+  0.0     210913 204  0.2-  0.0
    210913 T05  1.0+  0.1+    210913 104  0.3+  0.0     210913 G02  0.6+  0.1-
    210913 T05  0.1-  0.4+    210913 104  0.3+  0.4+    210913 G02  0.0   0.3-
    210913 T05  1.7-  0.4-    210913 246  0.4+  0.1+    210913 G02  0.2+  0.3+
    210913 T05  0.7-  0.3-    210913 246  0.2+  0.2-
    
    Ephemeris:
    2021 RL14                a,e,i = 1.91, 0.50, 1                   q = 0.9433
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 08 14    13 25 33.0 -04 18 38   0.1623  0.9433    60.3   111.1    27.7
    ...
    2021 08 29    13 42 47.2 -05 19 08   0.07661 0.9629    50.3   126.1    27.3
    ...
    2021 09 06    14 05 26.5 -06 04 24   0.03128 0.9876    48.3   130.3    25.8
    ...
    2021 09 12    21 51 18.2 -03 10 43   0.0056171.0117   157.8    22.1    17.4
    2021 09 13    23 43 17.9 +01 08 09   0.0099801.0162   173.0     7.0    18.1
    2021 09 14    00 23 08.6 +02 39 29   0.01525 1.0207   164.7    15.0    19.4
    ...
    2021 09 20    01 11 40.0 +04 22 42   0.04908 1.0502   158.6    20.4    22.2
    ...
    2021 09 28    01 20 12.5 +04 37 07   0.09597 1.0947   164.1    14.5    23.5
    ...
    2021 10 13    01 20 41.6 +04 37 34   0.1928  1.1903   176.3     3.1    24.7
    
    M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-R311
    


    Read MPEC 2021-R310 Read MPEC 2021-R312


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)