[Iaude] MPEC L25: 2018 LF1 [a=1.97,e=0.58,i=4.8,H=24.6]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Jun 7 12:31:17 EDT 2018


M.P.E.C. 2018-L25                                Issued 2018 June 7, 16:26 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 LF1
 
Observations:
     K18L01F* C2018 06 05.40458 16 41 55.531-07 39 16.80         20.6 wUEL025F51
     K18L01F  C2018 06 05.41752 16 41 56.089-07 37 53.13         20.7 wUEL025F51
     K18L01F  C2018 06 05.43047 16 41 56.625-07 36 28.89         20.8 wUEL025F51
     K18L01F KC2018 06 06.19505 16 43 01.71 -06 09 02.7                oEL025691
     K18L01F KC2018 06 06.20492 16 43 02.29 -06 07 50.2                oEL025691
     K18L01F KC2018 06 06.24782 16 43 03.26 -06 02 48.1          20.3 RqEL025H36
     K18L01F  C2018 06 06.26350 16 43 05.48 -06 00 45.6          20.4 GUEL025I52
     K18L01F  C2018 06 06.26474 16 43 05.55 -06 00 36.5          20.2 GUEL025I52
     K18L01F  C2018 06 06.26598 16 43 05.60 -06 00 27.5          20.4 GUEL025I52
     K18L01F  C2018 06 06.26722 16 43 05.67 -06 00 18.7          20.7 GUEL025I52
     K18L01F KC2018 06 06.26994 16 43 04.48 -06 00 04.6          20.1 RqEL025H36
     K18L01F KC2018 06 06.28350 16 43 06.67 -05 58 17.2          20.3 RoEL025291
     K18L01F KC2018 06 06.28537 16 43 06.75 -05 58 03.2          20.4 RoEL025291
     K18L01F KC2018 06 06.28728 16 43 06.81 -05 57 50.0          20.0 RoEL025291
     K18L01F _C2018 06 06.36163016 43 15.066-05 48 21.23         20.4 GVEL025568
     K18L01F _C2018 06 06.36257516 43 15.118-05 48 14.10         20.6 GVEL025568
     K18L01F KC2018 06 06.98397 16 44 09.28 -04 27 37.0          20.7 VUEL025L01
     K18L01F KC2018 06 06.98703 16 44 09.45 -04 27 12.2          20.5 VUEL025L01
     K18L01F IC2018 06 06.99126 16 44 09.82 -04 26 37.7          20.9 VUEL025L01
     K18L01F |C2018 06 07.24005 16 44 33.61 -03 49 49.3          19.4 VuEL025807
     K18L01F |C2018 06 07.24359 16 44 33.79 -03 49 18.5          19.4 VuEL025807
     K18L01F |C2018 06 07.24723 16 44 34.05 -03 48 47.0          19.9 VuEL025807
     K18L01F KC2018 06 07.26145 16 44 38.99 -03 48 27.0                oEL025691
     K18L01F KC2018 06 07.26968 16 44 39.54 -03 47 15.2                oEL025691
     K18L01F KC2018 06 07.27790 16 44 40.09 -03 46 04.5                oEL025691
     K18L01F  C2018 06 07.35764 16 44 45.36 -03 34 33.0          20.4 GUEL025I52
     K18L01F  C2018 06 07.36218 16 44 45.68 -03 33 53.1          19.6 GUEL025I52
     K18L01F  C2018 06 07.36465 16 44 45.84 -03 33 31.8          20.0 GUEL025I52
     K18L01F  C2018 06 07.36584 16 44 45.93 -03 33 21.1          20.0 GUEL025I52
 
Observer details:
291 LPL/Spacewatch II.  Observer A. F. Tubbiolo.  1.8-m f/2.7 reflector + CCD.
568 Mauna Kea.  Observers R. J. Wainscoat, C. Wipper.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
691 Steward Observatory, Kitt Peak.  Observer A. F. Tubbiolo.  0.9-m f/3
    reflector + CCD.
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
    + 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.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers D. C. Fuls,
    H. Groeller.  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.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
 
Orbital elements:
2018 LF1                                                 Earth MOID = 0.0401 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 314.07707              (2000.0)            P               Q
n   0.35658908     Peri.   87.63586     +0.82432604     +0.56158183
a   1.9695062      Node   238.19027     -0.54708184     +0.75775685
e   0.5762693      Incl.    4.82649     -0.14556110     +0.33231070
P   2.76           H   24.6           G   0.15           U   8
Residuals in seconds of arc
180605 F51  0.1+  0.1-    180606 H36  0.6-  0.7+    180607 807  0.6-  0.2-
180605 F51  0.2+  0.2-    180606 291  0.2+  0.1+    180607 807  0.3-  0.0
180605 F51  0.0   0.0     180606 291  0.1-  0.3+    180607 691  0.3+  0.5-
180606 691  0.3+  0.9+    180606 291  0.8-  0.6-    180607 691  0.3+  0.5+
180606 691  0.2+  1.9+    180606 568  0.1-  0.7-    180607 691  0.3+  0.4+
180606 H36  0.3-  0.2-    180606 568  0.1-  0.6-    180607 I52  0.0   0.1+
180606 I52  0.2-  0.5-    180606 L01  0.0   0.2-    180607 I52  0.1+  0.3+
180606 I52  0.2-  0.5-    180606 L01  0.6-  0.6-    180607 I52  0.1-  0.1-
180606 I52  0.5-  0.7-    180606 L01  0.6+  0.9-    180607 I52  0.0   0.2+
180606 I52  0.4-  1.0-    180607 807  0.3+  0.5-

Ephemeris:
2018 LF1                 a,e,i = 1.97, 0.58, 5                   q = 0.8345
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 05 08    16 27 05.5 -23 25 12   0.3665  1.3565   158.3    16.0    24.0
...
2018 05 23    16 33 04.1 -19 37 37   0.2166  1.2271   171.7     6.8    22.2
...
2018 05 31    16 36 59.3 -14 35 24   0.1464  1.1591   172.6     6.5    21.2
...
2018 06 06    16 42 42.0 -06 31 34   0.09823 1.1093   163.7    14.9    20.6
2018 06 07    16 44 11.7 -04 24 18   0.09069 1.1011   161.4    17.1    20.5
2018 06 08    16 45 57.2 -01 55 03   0.08334 1.0930   158.7    19.7    20.4
...
2018 06 14    17 09 24.7 +27 52 22   0.04675 1.0455   128.7    49.3    19.9
...
2018 06 22    02 28 54.3 +71 49 58   0.05670 0.9862    56.7   120.6    23.2
...
2018 07 07    04 14 16.6 +42 14 08   0.1684  0.8946    40.2   132.9    26.5

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-L25



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