[Iaude] MPEC J267: 2017 RL1 [a=2.27,e=0.46,i=19.6,H=19.74]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Sat May 11 10:13:56 EDT 2024


M.P.E.C. 2024-J267                                 Issued 2024 May 11, 14:12 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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

                                    2017 RL1                                    


                           Revision to MPEC 2017-R48                            

Additional Observations:
     K17R01L 1C2007 12 19.27697 05 17 45.52 +14 30 01.2          21.4 GVEJ267G96
     K17R01L 1C2007 12 19.28556 05 17 44.79 +14 29 55.8          21.3 GVEJ267G96
     K17R01L 1C2007 12 19.29412 05 17 44.08 +14 29 50.2          22.2 GVEJ267G96
     K17R01L  C2010 05 13.39817414 36 58.672-29 53 22.81         22.22GVEJ267F51
     K17R01L  C2010 05 13.41032114 36 57.691-29 53 11.61         21.64GVEJ267F51

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers B. Gray, D.
    Rankin, F. C. Shelly.  1.5-m reflector + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
071219 G96 0.09+ 0.02+    100513 F51 0.06+ 0.00+    E2024-DD1   -0.06 days

Orbital elements:
2017 RL1                                                 Earth MOID = 0.4224 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 324.10997              (2000.0)            P               Q                  
n   0.28765421     Peri.   87.23368     +0.86673252     +0.38707514             
a   2.2727704      Node   249.83082     -0.47241130     +0.83939917             
e   0.4582324      Incl.   19.57914     +0.16000718     +0.38155192             
P   3.43           H   19.74          G   0.15           U   1                  
Residuals in seconds of arc
071219 G96  0.1+  0.2+    170909 J95  0.2-  0.6+    171112 291  0.6-  1.1-
071219 G96  0.0   0.4+    170910 H21  0.2+  0.3+    171115 G96  0.1+  0.4+
071219 G96  0.2+  0.3+    170910 H21  0.2+  0.3+    171115 G96  0.9-  0.3+
100513 F51  0.1-  0.3+    170910 291  0.1+  0.2-    171115 G96  0.0   0.3+
100513 F51  0.1+  0.1+    170910 291  0.3+  0.0     171115 G96  0.1+  0.5-
170906 F51  0.4-  0.1+    170910 291  0.3+  0.1-    171115 691  0.4+  0.1+
170906 F51  0.4-  0.2+    170911 J95  0.2-  0.5+    171115 691  0.3+  0.3-
170906 F51  0.2-  0.2+    170911 J95  0.8+  0.2+    171115 691  0.6-  0.6+
170906 F51  0.1-  0.0     170917 I52  0.2-  0.7+    171213 291  0.2-  0.2-
170908 695  0.1+  0.1+    170917 I52  0.3+  0.3-    171213 291  0.0   0.0
170908 695  0.2-  0.2+    170917 I52  0.3+  0.4-    180106 695  0.0   0.3-
170908 J95  0.9-  0.1-    170922 691  0.5+  0.2+    180106 695  0.3-  0.0
170908 J95  1.4-  0.1-    170922 691  0.2+  0.1+    180106 695  0.4-  0.2+
170908 J95  1.1-  0.3-    170922 691  0.2+  0.1-    180116 291  0.2+  0.5-
170909 H21  0.9+  0.1+    171026 V06  0.1+  0.0     180116 291  0.5+  0.0
170909 H21  0.9+  0.1+    171026 V06  0.1+  0.0     180116 291  0.1+  0.1-
170909 J95  0.1-  0.1+    171026 V06  0.2-  0.2-
170909 J95  0.0   0.2-    171112 291  0.3+  0.7-

Ephemeris:
2017 RL1                 a,e,i = 2.27, 0.46, 20                  q = 1.2313
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 11    19 41 26.4 -18 19 04   1.3725  1.6600    87.2    37.1    23.0
...
2024 04 26    20 18 39.6 -12 45 06   1.1771  1.5744    92.0    39.7    22.7
...
2024 05 04    20 38 38.7 -09 04 17   1.0832  1.5302    94.0    41.1    22.4
...
2024 05 10    20 53 43.3 -05 57 43   1.0181  1.4980    95.2    42.2    22.3
2024 05 11    20 56 14.6 -05 24 50   1.0078  1.4927    95.4    42.3    22.3
2024 05 12    20 58 46.1 -04 51 28   0.9976  1.4874    95.6    42.5    22.2
...
2024 05 18    21 14 00.2 -01 20 34   0.9395  1.4565    96.5    43.6    22.1
...
2024 05 26    21 34 36.8 +03 48 07   0.8708  1.4170    97.3    45.2    21.9
...
2024 06 10    22 14 37.9 +14 37 22   0.7704  1.3503    97.3    48.2    21.6

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-J267





More information about the Iaude mailing list