[Iaude] MPEC F70: 2018 FL2 [a=2.23,e=0.68,i=0.6,H=25.5]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Mar 20 22:01:17 EDT 2018


M.P.E.C. 2018-F70                                Issued 2018 Mar. 21, 01:57 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


                                   2018 FL2
 
Observations:
     K18F02L KC2018 03 19.29561 09 33 44.660+00 10 54.93         20.0 wUEF070F51
     K18F02L* C2018 03 20.18695 09 08 39.48 -00 19 55.7          20.0 GUEF070G96
     K18F02L  C2018 03 20.19209 09 08 28.64 -00 20 08.6          20.2 GUEF070G96
     K18F02L  C2018 03 20.19723 09 08 17.59 -00 20 21.2          20.4 GUEF070G96
     K18F02L  C2018 03 20.25635 09 06 12.78 -00 22 46.8          19.8 GUEF070I52
     K18F02L  C2018 03 20.25745 09 06 10.45 -00 22 49.4          19.7 GUEF070I52
     K18F02L  C2018 03 20.25854 09 06 08.09 -00 22 51.9          19.8 GUEF070I52
     K18F02L  C2018 03 20.27320109 05 36.05 -00 23 33.6          19.6 GUEF070H01
     K18F02L  C2018 03 20.27806109 05 25.61 -00 23 45.7          19.5 GUEF070H01
     K18F02L  C2018 03 20.28784409 05 04.57 -00 24 10.3          20.1 GUEF070H01
     K18F02L  C2018 03 20.29627809 04 46.37 -00 24 31.7          19.8 GUEF070H01
     K18F02L KC2018 03 20.50414508 57 12.34 -00 28 50.3          19.7 RUEF070474
     K18F02L KC2018 03 20.50503408 57 10.27 -00 28 52.6          19.8 RUEF070474
     K18F02L KC2018 03 20.50592108 57 08.15 -00 28 54.7          19.8 RUEF070474
     K18F02L KC2018 03 20.50681008 57 06.06 -00 28 57.9          19.9 RUEF070474
     K18F02L  C2018 03 20.85481 08 42 51.96 -00 51 34.7          21.3 RUEF070511
     K18F02L  C2018 03 20.85600 08 42 48.65 -00 51 38.3          20.8 RUEF070511
     K18F02L  C2018 03 20.85791 08 42 43.47 -00 51 44.1          20.3 RUEF070511
     K18F02L  C2018 03 20.86026 08 42 36.99 -00 51 52.6          19.6 RUEF070511
     K18F02L  C2018 03 20.86261 08 42 30.47 -00 51 59.9          20.1 RUEF070511
     K18F02L  C2018 03 20.87184 08 42 05.08 -00 52 29.8          19.4 RUEF070511
     K18F02L  C2018 03 20.87418 08 41 58.55 -00 52 37.0          19.0 RUEF070511
     K18F02L  C2018 03 20.88962 08 41 15.74 -00 53 27.3          19.7 RUEF070511
     K18F02L  C2018 03 20.89197 08 41 09.25 -00 53 34.4          20.2 RUEF070511
 
Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
511 Haute Provence.  Observers W. Thuillot, S. Bouquillon, V. Robert,
    M. Dennefeld, F. Taris, M. Delbo, B. Carry, P. Tanga.  Measurers
    S. Bouquillon, F. Taris, T. Carlucci, C. Barache.  1.20-m f/6 reflector
    + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
    M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
    1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer J. A. Johnson.  Measurers B. M. Africano,
    E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson,
    R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
    Measurers B. M. Africano, E. J. Christensen, D. C. Fuls, A. R. Gibbs,
    A. D. Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
    R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
 
Orbital elements:
2018 FL2                                                 Earth MOID = 0.0106 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 347.11090              (2000.0)            P               Q
n   0.29531729     Peri.    1.84566     -0.28396820     +0.95877402
a   2.2332815      Node   251.65728     -0.87985704     -0.26499627
e   0.6803655      Incl.    0.64574     -0.38106909     -0.10261262
P   3.34           H   25.5           G   0.15           U   7
Residuals in seconds of arc
180319 F51  0.1-  0.1+    180320 H01  0.4-  0.1+    180320 511  0.5-  0.6+
180320 G96  2.7+  0.3+    180320 H01  0.2-  0.1+    180320 511  0.5+  0.9+
180320 G96  0.9+  0.1-    180320 H01  0.4-  0.0     180320 511  0.1+  0.1-
180320 G96 (3.8-  0.2-)   180320 474  0.1-  0.0     180320 511  0.7-  0.1+
180320 I52  0.4+  0.2-    180320 474  0.2+  0.1+    180320 511  0.3+  0.2-
180320 I52  0.7+  0.1-    180320 474  0.3-  0.4+    180320 511  0.6-  0.1+
180320 I52  0.3+  0.1+    180320 474  0.3-  0.4-    180320 511  0.2-  0.5-
180320 H01  0.3-  0.0     180320 511  0.2+  0.4+    180320 511  0.6+  0.0

Ephemeris:
2018 FL2                 a,e,i = 2.23, 0.68, 1                   q = 0.7138
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 19    11 13 10.5 +02 27 29   0.3607  1.3357   161.6    13.5    24.7
...
2018 03 06    11 00 37.3 +01 53 30   0.1844  1.1760   175.9     3.5    22.5
...
2018 03 14    10 35 24.0 +01 23 50   0.09980 1.0909   165.1    13.5    21.5
...
2018 03 20    09 14 40.7 -00 10 45   0.04195 1.0280   139.5    39.0    20.2
2018 03 21    08 36 14.9 -00 56 26   0.03387 1.0177   129.0    49.5    20.0
2018 03 22    07 36 55.5 -02 03 33   0.02730 1.0074   113.3    65.3    20.0
...
2018 03 28    01 12 15.7 -03 51 01   0.05243 0.9471    13.4   165.9    32.6
...
2018 04 05    00 08 17.7 -02 50 59   0.1334  0.8718    14.5   163.3    33.1
...
2018 04 20    23 54 48.0 -01 25 49   0.3062  0.7601    31.4   136.5    28.7

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-F70



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