• Processing (Info)

    • MPEC 2018-G19 : 2018 GA

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    M.P.E.C. 2018-G19                                Issued 2018 Apr. 5, 10:08 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

                                    2018 GA

Observations:
     K18G00A* S2018 04 01.94026 18 35 01.17 +26 38 25.0          18   RLEG019C51
     K18G00A  s2018 04 01.94026 1 + 3710.6783 - 4660.5255 + 3394.9614   EG019C51
     K18G00A  S2018 04 02.07116 18 36 01.24 +26 47 20.9                LEG019C51
     K18G00A  s2018 04 02.07116 1 + 3722.4624 - 4655.0220 + 3389.6623   EG019C51
     K18G00A  S2018 04 02.20207 18 37 01.03 +26 56 11.7                LEG019C51
     K18G00A  s2018 04 02.20207 1 + 3734.2343 - 4649.4765 + 3384.3761   EG019C51
     K18G00A  S2018 04 02.26752 18 37 30.85 +27 00 35.3                LEG019C51
     K18G00A  s2018 04 02.26752 1 + 3740.1172 - 4646.6888 + 3381.7443   EG019C51
     K18G00A  S2018 04 02.33284 18 38 00.50 +27 04 57.1                LEG019C51
     K18G00A  s2018 04 02.33284 1 + 3729.7755 - 4603.7346 + 3450.9432   EG019C51
     K18G00A  S2018 04 02.33297 18 38 00.57 +27 04 57.8                LEG019C51
     K18G00A  s2018 04 02.33297 1 + 3746.0003 - 4643.9040 + 3379.0786   EG019C51
     K18G00A  C2018 04 04.36760218 52 57.47 +29 10 50.8          19.9 GUEG019H01
     K18G00A  C2018 04 04.37139518 52 59.07 +29 11 04.1          19.9 GUEG019H01
     K18G00A  C2018 04 04.38788918 53 05.95 +29 12 02.1          20.1 GUEG019H01
     K18G00A  C2018 04 04.39282718 53 08.01 +29 12 19.5          19.9 GUEG019H01
     K18G00A KC2018 04 05.08276 18 57 56.68 +29 50 47.7          19.7 RoEG019K88
     K18G00A KC2018 04 05.08828 18 57 58.91 +29 51 06.3          19.1 RoEG019K88
     K18G00A KC2018 04 05.09422 18 58 01.32 +29 51 25.8          19.4 RoEG019K88
     K18G00A KC2018 04 05.09974 18 58 03.52 +29 51 43.3          19.5 RoEG019K88
     K18G00A  C2018 04 05.38078219 00 00.34 +30 06 53.6          19.9 GUEG019H01
     K18G00A  C2018 04 05.38580719 00 02.34 +30 07 10.1          20.0 GUEG019H01
     K18G00A  C2018 04 05.39491419 00 06.02 +30 07 39.7          20.1 GUEG019H01
     K18G00A  C2018 04 05.40314519 00 09.34 +30 08 06.8          20.1 GUEG019H01

Observer details:
C51 WISE.  Measurers A. K. Mainzer, J. M. Bauer, T. Grav, J. R. Masiero,
    J. W. Dailey, R. M. Cutri, E. L. Wright, C. Nugent, S. Sonnett, E. Kramer.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  1.02-m Ritchey-Chretien
    + CCD.

Orbital elements:
2018 GA                                                  Earth MOID = 0.1107 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 347.13537              (2000.0)            P               Q
n   0.38662178     Peri.   52.87107     -0.63605019     +0.77141875
a   1.8661441      Node   177.39023     -0.77126449     -0.63631324
e   0.4701188      Incl.   24.37954     +0.02431543     -0.00430845
P   2.55           H   20.3           G   0.15           U   7
Residuals in seconds of arc
180401 C51  0.2-  0.2+    180404 H01  0.0   0.0     180405 K88  0.0   0.4+
180402 C51  0.1+  0.1+    180404 H01  0.2+  0.1-    180405 K88  0.5-  0.4-
180402 C51  0.0   0.1-    180404 H01  0.0   0.2-    180405 H01  0.2+  0.1-
180402 C51  0.2+  0.1-    180404 H01  0.1+  0.1-    180405 H01  0.2-  0.0
180402 C51  0.3-  0.3+    180405 K88  0.1+  0.2+    180405 H01  0.1-  0.2-
180402 C51  0.1-  0.0     180405 K88  0.0   0.6+    180405 H01  0.1+  0.1+

Ephemeris:
2018 GA                  a,e,i = 1.87, 0.47, 24                  q = 0.9888
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 03 06    14 29 53.8 -19 25 24   0.2448  1.1459   123.6    46.1    19.3
...
2018 03 21    16 48 16.8 +06 55 05   0.1934  1.0713   107.9    62.2    19.1
...
2018 03 29    18 02 59.3 +21 28 14   0.2160  1.0395    95.0    73.1    19.6
...
2018 04 04    18 50 18.1 +28 49 36   0.2489  1.0202    87.6    78.3    20.1
2018 04 05    18 57 20.8 +29 46 27   0.2552  1.0174    86.6    78.9    20.1
2018 04 06    19 04 09.5 +30 39 13   0.2616  1.0147    85.6    79.5    20.2
...
2018 04 12    19 40 28.0 +34 44 25   0.3028  1.0012    81.1    81.5    20.6
...
2018 04 20    20 18 49.2 +37 59 50   0.3604  0.9908    77.5    81.7    20.9
...
2018 05 05    21 11 01.3 +40 47 38   0.4630  0.9955    75.1    78.2    21.3

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-G19

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    • B01 (the abbreviated form)