• MPC Preparation (Info)

  • MPEC 2022-H28 : 2022 HN

    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 2022-H27 Read MPEC 2022-H29


    M.P.E.C. 2022-H28                                Issued 2022 April 23, 04:02 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
    
                                     2022 HN                                 
    
    
    Observations:
         K22H00N  C2022 04 10.26399110 12 27.406-25 54 12.80         20.07GVEH028F52
         K22H00N  C2022 04 10.27419910 12 34.136-25 52 18.91         20.27GVEH028F52
         K22H00N* C2022 04 21.89354 12 56 39.67 +24 00 15.7          19.4 RoEH028K88
         K22H00N  C2022 04 21.89551 12 56 41.15 +24 00 39.8          19.4 RoEH028K88
         K22H00N  C2022 04 21.89748 12 56 42.70 +24 01 04.4          19.5 RoEH028K88
         K22H00N KC2022 04 21.92105 12 57 01.10 +24 05 54.9          19.3 RoEH028K88
         K22H00N KC2022 04 21.92212012 57 04.390+24 05 59.17         19.8 GVEH028J95
         K22H00N KC2022 04 21.92470 12 57 03.94 +24 06 39.7          19.2 RoEH028K88
         K22H00N KC2022 04 21.92525712 57 06.876+24 06 37.30         19.9 GVEH028J95
         K22H00N KC2022 04 21.92843312 57 09.293+24 07 17.22         19.8 GVEH028J95
         K22H00N KC2022 04 21.93044 12 57 08.39 +24 07 49.8          19.6 RoEH028K88
         K22H00N KC2022 04 21.93156212 57 11.803+24 07 55.52         20.2 GVEH028J95
         K22H00N KC2022 04 21.93408 12 57 11.29 +24 08 35.0          19.4 RoEH028K88
         K22H00N KC2022 04 21.98658 12 57 52.29 +24 19 12.9          19.7 RoEH028K88
         K22H00N KC2022 04 21.98981 12 57 54.83 +24 19 52.4          19.7 RoEH028K88
         K22H00N KC2022 04 21.99304 12 57 57.37 +24 20 31.7          19.5 RoEH028K88
         K22H00N KC2022 04 21.99627 12 57 59.89 +24 21 10.9          19.6 RoEH028K88
         K22H00N KC2022 04 22.07944512 59 06.83 +24 38 03.0          19.6 GXEH028958
         K22H00N KC2022 04 22.08503212 59 11.30 +24 39 10.1          19.7 GXEH028958
         K22H00N KC2022 04 22.09061812 59 15.68 +24 40 14.5          19.5 GXEH028958
         K22H00N KC2022 04 22.11436612 59 38.508+24 47 40.42         20.0 GXEH028Y00
         K22H00N KC2022 04 22.12101212 59 43.577+24 49 00.23         19.7 GXEH028Y00
         K22H00N KC2022 04 22.12761512 59 48.581+24 50 18.42         19.6 GXEH028Y00
         K22H00N KC2022 04 22.14913313 00 14.640+24 52 27.70         20.30GVEH028I52
         K22H00N KC2022 04 22.14969713 00 15.100+24 52 34.50         20.05GVEH028I52
         K22H00N  C2022 04 22.24079213 01 24.273+25 10 47.58         19.8 GVEH028H01
         K22H00N  C2022 04 22.24399113 01 26.706+25 11 25.39         19.8 GVEH028H01
         K22H00N  C2022 04 22.25440713 01 34.618+25 13 28.68         19.9 GVEH028H01
         K22H00N  C2022 04 22.26115013 01 39.727+25 14 48.25         20.0 GVEH028H01
         K22H00N KC2022 04 23.11712613 13 06.31 +27 53 44.6          20.1 VuEH028H21
         K22H00N KC2022 04 23.11992213 13 08.39 +27 54 14.1          19.9 VuEH028H21
         K22H00N KC2022 04 23.12271813 13 10.45 +27 54 44.0          20.1 VuEH028H21
    
    Observer details:
    958 Observatoire de Dax.  Observer P. Dupouy.  0.50-m f/6 reflector + 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.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R.
        Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
        Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly,
        K. W. Wierzchos.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
        + CCD.
    K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
    Y00 SONEAR Observatory, Oliveira.  Observer C. Jacques.  0.45-m f/2.9
        reflector + CCD.
    
    Orbital elements:
    2022 HN                                                  Earth MOID = 0.0472 AU
    Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
    M 317.97408              (2000.0)            P               Q                  
    n   0.53529160     Peri.  352.34864     -0.95220933     +0.27887901             
    a   1.5022508      Node   204.96034     -0.26227343     -0.95558089             
    e   0.3025066      Incl.   17.17283     -0.15655681     -0.09535018             
    P   1.84           H   24.44          G   0.15           U   8                  
    Residuals in seconds of arc
    220410 F52  0.3-  0.5-    220421 J95  0.3+  0.0     220422 Y00  0.0   0.2-
    220410 F52  0.1+  0.2+    220421 K88  0.1+  0.4+    220422 I52  0.0   0.0
    220421 K88  0.2+  0.1+    220421 K88  0.4-  0.7-    220422 I52  0.3+  0.1-
    220421 K88  0.6-  0.1-    220421 K88  0.2-  0.2-    220422 H01  0.1-  0.1+
    220421 K88  0.4-  0.1+    220421 K88  0.1-  0.1+    220422 H01  0.0   0.0
    220421 K88  0.3-  0.1+    220421 K88  0.3-  0.3+    220422 H01  0.0   0.0
    220421 J95  0.1+  0.3+    220422 958  0.0   2.0-    220422 H01  0.0   0.1-
    220421 K88  0.3-  0.1+    220422 958  1.2+  1.3-    220423 H21  0.1-  0.4+
    220421 J95  0.5+  0.3-    220422 958 (1.1+  3.3-)   220423 H21  0.0   0.0
    220421 J95  0.5-  0.3+    220422 Y00  0.4-  0.3-    220423 H21  0.1-  0.0
    220421 K88  0.7-  0.2-    220422 Y00  0.1+  0.2+
    
    Ephemeris:
    2022 HN                  a,e,i = 1.50, 0.30, 17                  q = 1.0478
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 03 24    08 15 21.0 -47 25 40   0.1461  1.0588   111.4    61.2    22.6
    ...
    2022 04 08    09 47 18.5 -31 58 38   0.07403 1.0479   127.6    49.2    20.7
    ...
    2022 04 16    11 30 16.1 -02 05 31   0.05400 1.0495   148.0    30.5    19.5
    ...
    2022 04 22    12 58 06.2 +24 22 49   0.06238 1.0541   140.8    37.0    20.0
    2022 04 23    13 11 29.6 +27 33 27   0.06556 1.0551   138.3    39.3    20.2
    2022 04 24    13 24 16.7 +30 19 58   0.06909 1.0563   135.9    41.5    20.4
    ...
    2022 04 30    14 26 54.6 +40 28 58   0.09529 1.0646   124.9    50.9    21.4
    ...
    2022 05 08    15 18 21.2 +44 56 12   0.1363  1.0798   118.0    55.6    22.3
    ...
    2022 05 23    16 03 23.1 +45 07 31   0.2167  1.1194   114.4    55.5    23.4
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-H28
    


    Read MPEC 2022-H27 Read MPEC 2022-H29


    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)