[Iaude] MPEC L95: 2020 HS5 [a=1.98,e=0.35,i=11.6,H=20.26]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Jun 12 10:08:49 EDT 2022


M.P.E.C. 2022-L95                                 Issued 2022 June 12, 14:07 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

                                    2020 HS5                                    


                           Revision to MPEC 2020-H156                           

Additional Observations:
     K20H05S  C2011 01 30.28919107 44 27.749+28 03 43.37         23.65GVEL095F51
     K20H05S  C2011 01 30.30356307 44 26.655+28 03 48.16         24.40GVEL095F51
     K20H05S  C2011 01 30.33317307 44 24.373+28 03 57.36         22.64GVEL095F51
     K20H05S  C2012 10 09.55291302 47 19.103-09 05 16.02         22.01GVEL095F51
     K20H05S  C2012 10 09.56624902 47 18.041-09 05 19.46         22.26GVEL095F51
     K20H05S  C2012 10 21.46515702 30 58.686-09 33 56.89         21.65GVEL095F51
     K20H05S  C2012 11 01.44032402 15 46.167-09 14 59.75         21.69GVEL095F51
     K20H05S  C2012 11 01.45457202 15 45.001-09 14 56.47         22.45GVEL095F51
     K20H05S  C2012 11 03.39152102 13 16.156-09 07 03.98         22.89GVEL095F51
     K20H05S  C2012 11 03.40406702 13 15.151-09 07 00.79         22.60GVEL095F51
     K20H05S  C2012 11 04.39268402 12 01.182-09 02 29.65         22.04GVEL095F51
     K20H05S  C2012 11 04.40426802 12 00.290-09 02 26.46         22.05GVEL095F51
     K20H05S  C2012 11 16.34389601 59 25.552-07 44 02.14         22.55GVEL095F51
     K20H05S  C2012 11 16.35772601 59 24.826-07 43 55.25         23.44GVEL095F51
     K20H05S  C2012 11 16.37152401 59 24.051-07 43 48.35         21.81GVEL095F51
     K20H05S  C2015 12 04.32509204 17 20.794+10 58 34.66         23.31GVEL095F51
     K20H05S  C2015 12 04.33854904 17 19.692+10 58 36.48         24.11GVEL095F51
     K20H05S  C2015 12 05.45619904 15 49.153+11 01 22.83         22.19GVEL095F51
     K20H05S  C2015 12 05.46824104 15 48.147+11 01 24.87         22.76GVEL095F51
     K20H05S  C2015 12 05.48020004 15 47.161+11 01 26.09         22.64GVEL095F51
     K20H05S  C2015 12 08.44877104 11 53.695+11 09 25.09         22.70GVEL095F51
     K20H05S  C2015 12 08.46001104 11 52.780+11 09 27.06         23.51GVEL095F51
     K20H05S  C2015 12 08.47120704 11 51.919+11 09 29.22         22.71GVEL095F51
     K20H05S  C2015 12 08.48232604 11 51.034+11 09 30.99         23.86GVEL095F51
     K20H05S  C2015 12 12.44777204 06 56.141+11 21 33.74         23.05GVEL095F51
     K20H05S  C2015 12 12.48297404 06 53.540+11 21 40.04         22.51GVEL095F51

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
    Schultz, I. Smith.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, P.
    VanWylen, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
110130 F51  9.5-  1.0-    151212 F51 16.4-  7.8-    MPO600151   +0.03 days

Orbital elements:
2020 HS5                                                 Earth MOID = 0.2762 AU
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
M 243.85314              (2000.0)            P               Q                  
n   0.35401684     Peri.  194.84670     +0.37795888     +0.90429624             
a   1.9790348      Node    97.67938     -0.82770630     +0.42609653             
e   0.3487660      Incl.   11.55327     -0.41478834     -0.02626880             
P   2.78           H   20.26          G   0.15           U   1                  
Residuals in seconds of arc
110130 F51  0.0   0.0     151205 F51  0.0   0.3-    200420 H21  0.3-  0.1+
110130 F51  0.1+  0.1+    151208 F51  0.2+  0.2-    200424 033  0.1+  0.5-
110130 F51  0.1-  0.3-    151208 F51  0.1-  0.1-    200424 033  0.4-  0.1+
121009 F51  0.0   0.0     151208 F51  0.3+  0.2+    200424 033  0.7-  0.4-
121009 F51  0.0   0.0     151208 F51  0.2+  0.1+    200425 673  0.1+  0.1-
121021 F51  0.1+  0.2-    151212 F51  0.2-  0.3+    200425 673  0.1+  0.3-
121101 F51  0.1+  0.0     151212 F51  0.3-  0.1-    200429 V06  0.2-  0.3-
121101 F51  0.1+  0.0     200418 F51  0.1+  0.1+    200429 V06  0.0   0.1-
121103 F51  0.1+  0.1+    200418 F51  0.1+  0.1-    200429 V06  0.0   0.0
121103 F51  0.0   0.0     200418 F51  0.0   0.1+    200509 H21  0.3+  0.0
121104 F51  0.0   0.0     200419 H21  0.2+  0.0     200509 H21  0.3-  0.2+
121104 F51  0.1+  0.1-    200419 H21  0.5-  0.1+    200513 H21  0.6-  0.5+
121116 F51  0.2-  0.1-    200419 H21  1.0-  0.3+    200513 H21  0.8-  0.7+
121116 F51  0.2+  0.0     200419 V06  0.1-  0.0     200513 H21  0.7-  0.4+
121116 F51  0.2-  0.1+    200419 V06  0.2+  0.1+    200526 V06  0.0   0.8-
151204 F51  0.2-  0.2+    200419 V06  0.0   0.7+    200526 V06  0.0   0.2-
151204 F51  0.1+  0.0     200419 V06  0.2-  0.1+    200526 V06  0.2-  0.3-
151205 F51  0.1+  0.0     200420 H21  0.3-  0.2+    200526 V06  0.7+  0.3-
151205 F51  0.1-  0.2+    200420 H21  0.4-  0.1-

Ephemeris:
2020 HS5                 a,e,i = 1.98, 0.35, 12                  q = 1.2888
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2022 05 13    07 29 19.0 +27 12 19   2.9970  2.6075    58.1    19.2    25.7
...
2022 05 28    07 51 16.9 +26 28 49   3.1405  2.5858    48.7    17.1    25.7
...
2022 06 05    08 03 38.5 +25 59 42   3.2063  2.5728    43.9    15.9    25.7
...
2022 06 11    08 13 08.8 +25 35 06   3.2504  2.5626    40.4    14.9    25.7
2022 06 12    08 14 44.9 +25 30 46   3.2573  2.5608    39.8    14.7    25.7
2022 06 13    08 16 21.2 +25 26 22   3.2641  2.5590    39.2    14.5    25.7
...
2022 06 19    08 26 04.7 +24 58 36   3.3020  2.5480    35.8    13.5    25.7
...
2022 06 27    08 39 15.9 +24 17 50   3.3452  2.5325    31.3    12.0    25.6
...
2022 07 12    09 04 31.9 +22 50 07   3.4026  2.5011    23.3     9.2    25.5

A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-L95




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