[Iaude] MPEC J44: 2019 US10 [a=1.45,e=0.39,i=26.9,H=20.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue May 4 10:05:29 EDT 2021


M.P.E.C. 2021-J44                                   Issued 2021 May 4, 14:04 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

                                   2019 US10                                    


                           Revision to MPEC 2019-U258                           

Additional Observations:
     K19U10S  C2012 11 02.63861208 36 52.672+42 00 05.37         21.24GVEJ044F51
     K19U10S  C2012 11 02.64351008 36 53.087+42 00 28.39         21.23GVEJ044F51
     K19U10S  C2019 04 03.60508416 37 28.186-18 13 48.47         22.24GVEJ044F51
     K19U10S  C2019 04 03.61355916 37 28.350-18 13 58.26         22.71GVEJ044F51
     K19U10S  C2019 04 03.62202416 37 28.543-18 14 08.28         22.95GVEJ044F51
     K19U10S  C2019 04 03.63048016 37 28.706-18 14 18.01         22.43GVEJ044F51
     K19U10S  C2019 04 15.59056616 39 21.657-22 53 30.87         22.28GVEJ044F51
     K19U10S  C2019 04 15.60104716 39 21.507-22 53 48.61         21.96GVEJ044F51
     K19U10S  C2019 12 31.42722904 36 48.854+78 58 18.80         21.71GVEJ044F51
     K19U10S  C2019 12 31.44033804 36 44.358+78 58 06.95         21.87GVEJ044F51
     K19U10S  C2019 12 31.45344704 36 39.758+78 57 54.95         21.98GVEJ044F51
     K19U10S  C2019 12 31.46662704 36 35.249+78 57 42.99         21.91GVEJ044F51

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, R.
    Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
121102 F51 1.62- 0.25-    191231 F51 0.00- 0.00-    MPO562941    -639 days

Orbital elements:
2019 US10                                           PHA, Earth MOID = 0.0214 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M 263.67440              (2000.0)            P               Q
n   0.56297083     Peri.  304.12539     +0.91427757     +0.26016674
a   1.4525980      Node    43.25726     +0.00882340     +0.75352603
e   0.3855446      Incl.   26.94285     -0.40499219     +0.60374812
P   1.75           H   20.7           G   0.15           U   1
Residuals in seconds of arc
121102 F51  0.1-  0.1-    191028 H21  0.1-  0.1+    191109 G96  0.1-  0.1+
121102 F51  0.1+  0.1+    191028 568  0.0   0.1-    191109 G96  0.1-  0.4+
190403 F51  0.2+  0.1-    191028 568  0.0   0.0     191117 G96  1.1-  0.6+
190403 F51  0.1-  0.0     191028 568  0.0   0.0     191117 G96  0.2-  0.0
190403 F51  0.1+  0.1-    191028 568  0.0   0.0     191117 G96  0.3-  0.2+
190403 F51  0.2-  0.1+    191029 J04  0.4+  0.0     191117 G96  0.4+  0.2+
190415 F51  0.1-  0.2+    191029 J04  0.3+  0.1+    191117 I52  0.1-  0.6-
190415 F51  0.0   0.2-    191029 H36  0.3-  0.3+    191117 I52  0.2-  0.7-
191027 F51  0.1-  0.1-    191029 H36  0.7-  0.5-    191117 I52  0.5-  0.2-
191027 F51  0.1+  0.1+    191031 I52  0.2-  0.2+    191124 I52  0.3+  0.1+
191027 F51  0.0   0.1+    191031 I52  1.0+  0.6+    191124 I52  0.2+  0.2-
191027 F51  0.0   0.0     191031 I52  1.4+  0.9-    191124 I52  0.2-  0.4-
191028 L01  0.5-  0.1+    191104 I52  0.1+  0.2-    191231 F51  0.2-  0.2+
191028 L01  0.7-  0.4-    191104 I52  0.3-  0.3-    191231 F51  0.0   0.1+
191028 L01  0.2+  0.2-    191104 I52  0.2-  0.2-    191231 F51  0.1-  0.1-
191028 H21  0.2-  0.2+    191104 I52  0.2-  0.2-    191231 F51  0.1+  0.0
191028 H21  0.1+  0.1-    191109 G96  0.4+  0.1+
191028 H21  0.2-  0.2+    191109 G96  0.9+  0.2-

Ephemeris:
2019 US10                a,e,i = 1.45, 0.39, 27                  q = 0.8926
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 04    21 56 32.8 -30 48 26   1.3204  1.1173    55.5    47.5    23.3
...
2021 04 19    23 15 00.7 -25 57 13   1.2755  1.0351    52.4    50.2    23.2
...
2021 04 27    23 54 38.5 -22 16 56   1.2717  0.9959    50.2    50.9    23.1
...
2021 05 03    00 22 53.5 -19 08 53   1.2774  0.9694    48.4    51.1    23.1
2021 05 04    00 27 28.2 -18 36 01   1.2790  0.9653    48.2    51.1    23.0
2021 05 05    00 32 00.7 -18 02 46   1.2808  0.9612    47.9    51.1    23.0
...
2021 05 11    00 58 29.1 -14 36 27   1.2951  0.9390    46.1    50.7    23.0
...
2021 05 19    01 31 50.4 -09 48 59   1.3222  0.9155    43.7    49.8    23.0
...
2021 06 03    02 29 37.4 -00 40 43   1.3905  0.8932    39.9    46.7    22.9

A. U. Tomatic                (C) Copyright 2021 MPC           M.P.E.C. 2021-J44




More information about the Iaude mailing list