• MPC Preparation (Info)

  • MPEC 2022-N51 : COMET P/2014 R5 = P/1998 W9 = P/2006 S14 = P/2022 L5 (Lemmon-PANSTARRS)

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    M.P.E.C. 2022-N51                                  Issued 2022 July 8, 08:50 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
    
     COMET P/2014 R5 = P/1998 W9 = P/2006 S14 = P/2022 L5 (Lemmon-PANSTARRS) 
    
         Comet P/2014 R5 was detected in images taken at MAP (W94) on July 2 UT, and
    independently at Buchloe (215) on June 6 UT. Additional isolated tracklets from
    1998 and 2006 were located by S. Nakano.
     
    Observations:
        PJ98W090* C1998 11 22.28397 03 41 50.05 +18 08 04.7          21.1 ViEN051691
        PJ98W090  C1998 11 22.30708 03 41 48.93 +18 08 00.7          20.4 ViEN051691
        PJ98W090  C1998 11 22.34829 03 41 47.20 +18 07 55.5          18.2 ViEN051691
        PK06S140* C2006 09 25.42365 02 58 34.78 +15 19 33.7          20.1 VrEN051G96
        PK06S140  C2006 09 25.43032 02 58 34.71 +15 19 33.1          20.1 VrEN051G96
        PK06S140  C2006 09 25.43714 02 58 34.57 +15 19 32.5          19.5 VrEN051G96
        PK06S140  C2006 09 25.44380 02 58 34.46 +15 19 31.3          19.9 VrEN051G96
        PK06S140  C2006 10 15.33041 02 49 46.70 +14 34 15.8                cEN051691
        PK06S140  C2006 10 15.34782 02 49 46.06 +14 34 12.1                cEN051691
        PK06S140  C2006 10 15.36579 02 49 45.29 +14 34 08.9                cEN051691
        PK06S140  C2006 10 23.31226 02 44 17.90 +14 08 17.6          20.7 VcEN051691
        PK06S140  C2006 10 23.32970 02 44 17.07 +14 08 13.8          20.4 VcEN051691
        PK06S140  C2006 10 23.34713 02 44 16.19 +14 08 10.9          20.2 VcEN051691
        PK06S140  C2006 11 15.25942 02 27 29.16 +12 51 16.7          19.9 VrEN051G96
        PK06S140  C2006 11 15.26718 02 27 28.80 +12 51 16.5          19.6 VrEN051G96
        PK06S140  C2006 11 15.27502 02 27 28.58 +12 51 14.9          19.6 VrEN051G96
        PK06S140  C2006 11 15.28299 02 27 28.22 +12 51 12.6          20.2 VrEN051G96
        PK22L050*KC2022 06 07.40262 22 55 30.80 -07 07 35.5          20.0 GVEN051W94
        PK22L050 KC2022 06 07.40829 22 55 31.15 -07 07 33.9          20.0 GVEN051W94
        PK22L050 KC2022 06 07.41388 22 55 31.51 -07 07 32.2          19.9 GVEN051W94
        PK22L050 KC2022 07 02.02813 23 19 08.81 -04 53 54.2          19.7 RqEN051215
        PK22L050 KC2022 07 02.03071 23 19 08.89 -04 53 54.5          20.4 RqEN051215
        PK22L050 KC2022 07 02.03329 23 19 08.94 -04 53 54.3          20.0 RqEN051215
    
    Observer details:
    215 Buchloe.  Observer W. Hasubick.  0.44-m f/4.6 reflector + CCD.
    691 Steward Observatory, Kitt Peak-Spacewatch.  Observers T. H. Bressi, J. V.
        Scotti.  0.9-m f/3 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observers E. C. Beshore, R. A. Kowalski.  Measurers E.
        C. Beshore, E. J. Christensen, G. J. Garradd, A. R. Gibbs, A. D. Grauer,
        R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector
        + CCD.
    W94 MAP, San Pedro de Atacama.  Observers A. Maury, G. Attard.  Measurers A.
        Maury, G. Attard, D. Parrott.  0.28-m f/2.2 Schmidt astrograph + CCD.
    
    Orbital elements:
        P/2014 R5 (Lemmon-PANSTARRS)                                                
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                                          
    T 2022 Aug. 17.81161 TT                                 Rudenko                 
    q   2.3781254            (2000.0)            P               Q                  
    n   0.12048940     Peri.  213.73570     +0.94138387     +0.33699204             
    a   4.0597892      Node   126.56324     -0.30515331     +0.86997807             
    e   0.4142244      Incl.    1.08839     -0.14379799     +0.35996462             
    P   8.18                                                                        
    From 114 observations 2014 Sept. 7-2022 July 2, mean residual 0".6.             
                                                                                    
        P/2014 R5 (Lemmon-PANSTARRS)                                                
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                                          
    T 2022 Aug. 17.83783 TT                                 Rudenko                 
    q   2.3785360            (2000.0)            P               Q                  
    n   0.12048786     Peri.  213.73785     +0.94142717     +0.33687101             
    a   4.0598238      Node   126.56846     -0.30504152     +0.87001845             
    e   0.4141283      Incl.    1.08854     -0.14375168     +0.35998030             
    P   8.18                                                                        
    From 132 observations 1998 Nov. 22-2022 July 2, mean residual 1".5.             
                                                                                    
    Ephemeris:
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   m1    m2
    2022 06 08    22 56 11.8 -07 03 43   2.1348  2.4318    94.3    24.6  20.5
    ...
    2022 06 23    23 11 37.9 -05 35 46   1.9470  2.4119   104.5    24.1  20.3
    ...
    2022 07 01    23 18 21.6 -04 58 10   1.8520  2.4031   110.4    23.4  20.1
    ...
    2022 07 07    23 22 36.8 -04 35 05   1.7838  2.3974   115.0    22.6  20.1
    2022 07 08    23 23 15.1 -04 31 42   1.7728  2.3965   115.8    22.5  20.0
    2022 07 09    23 23 52.2 -04 28 27   1.7618  2.3956   116.6    22.3  20.0
    ...
    2022 07 15    23 27 08.0 -04 11 52   1.6982  2.3909   121.4    21.3  19.9
    ...
    2022 07 23    23 30 13.8 -03 58 01   1.6194  2.3858   128.2    19.5  19.8
    ...
    2022 08 07    23 31 53.5 -03 59 16   1.4957  2.3798   142.2    15.1  19.6
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-N51
    


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