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  • MPEC 2021-L98 : 2021 JQ24

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    M.P.E.C. 2021-L98                                  Issued 2021 June 9, 11:23 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 JQ24                                
    
    
    Observations:
         K21J24Q* C2021 05 14.56319 20 20 24.104-24 24 56.66         20.9 wUEL098F51
         K21J24Q  C2021 05 14.58439 20 20 26.177-24 24 56.97         20.9 wUEL098F51
         K21J24Q  C2021 05 14.59476 20 20 27.189-24 24 57.16         21.1 wUEL098F51
         K21J24Q  C2021 06 06.52287420 59 49.141-24 46 50.96         20.17wUEL098F51
         K21J24Q  C2021 06 06.53384020 59 50.265-24 46 52.38         20.22wUEL098F51
         K21J24Q  C2021 06 06.54483720 59 51.396-24 46 53.89         20.02wUEL098F51
         K21J24Q  C2021 06 06.55582320 59 52.527-24 46 55.34         20.17wUEL098F51
         K21J24Q  C2021 06 06.60350820 59 57.427-24 47 01.51         20.01GVEL098F51
         K21J24Q  C2021 06 06.60415420 59 57.498-24 47 01.66         19.99GVEL098F51
         K21J24Q KC2021 06 07.42492 21 01 25.48 -24 48 47.6          19.7 RoEL098691
         K21J24Q KC2021 06 07.42703421 01 25.70 -24 48 48.7          19.78GVEL098I52
         K21J24Q KC2021 06 07.42958621 01 25.95 -24 48 48.7          19.79GVEL098I52
         K21J24Q KC2021 06 07.43011 21 01 26.02 -24 48 48.3          19.3 RoEL098691
         K21J24Q KC2021 06 07.43213821 01 26.22 -24 48 49.5          19.59GVEL098I52
         K21J24Q  C2021 06 07.43270 21 01 26.27 -24 48 47.4                oEL098691
         K21J24Q KC2021 06 07.43529 21 01 26.56 -24 48 49.0          19.7 RoEL098691
         K21J24Q  C2021 06 07.43788 21 01 26.78 -24 48 49.2                oEL098691
         K21J24Q KC2021 06 08.40219621 03 10.54 -24 51 00.8          19.81GVEL098I52
         K21J24Q KC2021 06 08.40432521 03 10.74 -24 51 01.0          19.42GVEL098I52
         K21J24Q KC2021 06 08.40645221 03 10.97 -24 51 00.8          19.68GVEL098I52
         K21J24Q  C2021 06 08.89113421 04 03.22 -24 52 08.7          20.0 rVEL098N51
         K21J24Q  C2021 06 08.89723421 04 03.87 -24 52 09.3          20.2 rVEL098N51
         K21J24Q  C2021 06 08.90312521 04 04.47 -24 52 10.2          19.9 rVEL098N51
    
    Observer details:
    691 Steward Observatory, Kitt Peak-Spacewatch.  Observer M. T. Read.  0.9-m
        f/3 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
        Willman, K. Chambers, I. Smith.  Measurers K. Chambers, S. Chastel, T. de
        Boer, L. Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E.
        Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien +
        CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer K. W. Wierzchos.
        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.
    N51 GROWTH India Telescope, IAO, Hanle.  Observers K. Sharma, H. Kumar, S.
        Joharle, R. Norbu, V. Bhalerao, G. C. Anupama, S. Barway.  Measurer K.
        Sharma.  0.70-m f/6.5 Corrected Dall-Kirkham + CCD.
    
    Orbital elements:
    2021 JQ24                                                Earth MOID = 0.1025 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
    M 312.57693              (2000.0)            P               Q                  
    n   0.16973512     Peri.  308.74645     +0.98432639     -0.15132674             
    a   3.2306375      Node    60.12944     +0.17591189     +0.87893039             
    e   0.6700528      Incl.    5.99478     -0.01251232     +0.45230697             
    P   5.81           H   17.85          G   0.15           U   8                  
    Residuals in seconds of arc
    210514 F51  0.1+  0.1+    210606 F51  0.1+  0.1-    210607 691  0.7-  0.2+
    210514 F51  0.0   0.0     210607 691  0.1-  0.0     210608 I52  0.1+  0.4-
    210514 F51  0.1-  0.1-    210607 I52  0.0   0.3-    210608 I52  0.2-  0.3-
    210606 F51  0.1+  0.0     210607 I52  0.1-  0.1+    210608 I52  0.1-  0.2+
    210606 F51  0.0   0.1+    210607 691  0.1-  0.0     210608 N51  0.5+  0.9+
    210606 F51  0.0   0.0     210607 I52  0.0   0.3-    210608 N51  0.7+  1.2+
    210606 F51  0.0   0.0     210607 691  0.3-  1.3+    210608 N51  0.5+  1.2+
    210606 F51  0.0   0.0     210607 691  0.1-  0.0
    
    Ephemeris:
    2021 JQ24                a,e,i = 3.23, 0.67, 6                   q = 1.0659
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 05 10    20 12 44.9 -24 24 55   1.3803  1.9603   109.2    29.1    21.3
    ...
    2021 05 25    20 38 02.3 -24 29 19   1.1228  1.8313   118.0    29.2    20.7
    ...
    2021 06 02    20 51 50.5 -24 38 34   0.9953  1.7622   122.6    29.0    20.3
    ...
    2021 06 08    21 02 26.9 -24 49 57   0.9046  1.7104   125.9    28.7    20.1
    2021 06 09    21 04 14.7 -24 52 17   0.8899  1.7018   126.5    28.7    20.0
    2021 06 10    21 06 02.9 -24 54 45   0.8753  1.6932   127.0    28.6    20.0
    ...
    2021 06 16    21 17 06.4 -25 12 31   0.7907  1.6416   130.2    28.2    19.7
    ...
    2021 06 24    21 32 42.2 -25 45 00   0.6855  1.5734   134.3    27.6    19.2
    ...
    2021 07 09    22 06 29.7 -27 17 02   0.5121  1.4487   140.4    26.6    18.4
    
    M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-L98
    


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