[Iaude] MPEC L41: 2018 LQ2 [a=1.09,e=0.06,i=2.0,H=24.7]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sat Jun 9 17:53:20 EDT 2018


M.P.E.C. 2018-L41                                Issued 2018 June  9, 21:49 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 LQ2
 
Observations:
     K18L02Q  C2018 06 05.53861516 55 47.677+17 06 00.13         20.13GVEL041F51
     K18L02Q  C2018 06 05.55096116 55 47.114+17 06 30.50         20.13GVEL041F51
     K18L02Q* C2018 06 07.35129 16 55 59.67 +18 25 08.8          19.4 GUEL041703
     K18L02Q  C2018 06 07.35655 16 55 59.40 +18 25 23.0          19.4 GUEL041703
     K18L02Q  C2018 06 07.36180 16 55 59.16 +18 25 36.2          19.6 GUEL041703
     K18L02Q  C2018 06 07.36706 16 55 59.00 +18 25 49.3          18.7 GUEL041703
     K18L02Q  C2018 06 07.43281 16 55 55.91 +18 28 30.8          20.0 GUEL041I52
     K18L02Q  C2018 06 07.43323 16 55 55.91 +18 28 31.8          19.9 GUEL041I52
     K18L02Q  C2018 06 07.43364 16 55 55.92 +18 28 33.1          19.6 GUEL041I52
     K18L02Q  C2018 06 07.43406 16 55 55.88 +18 28 34.0          19.6 GUEL041I52
     K18L02Q  C2018 06 08.17284 16 56 13.34 +19 00 35.6          19.4 GUEL041I52
     K18L02Q  C2018 06 08.17692 16 56 13.14 +19 00 46.4          19.4 GUEL041I52
     K18L02Q  C2018 06 08.18100 16 56 12.96 +19 00 57.8          19.3 GUEL041I52
     K18L02Q  C2018 06 08.18508 16 56 12.82 +19 01 09.7          19.6 GUEL041I52
     K18L02Q KC2018 06 08.21189 16 56 09.14 +19 02 11.2          20.1 GUEL041H36
     K18L02Q KC2018 06 08.22797 16 56 08.31 +19 02 53.7          19.9 GUEL041H36
     K18L02Q KC2018 06 08.23439 16 56 07.97 +19 03 11.2          19.8 GUEL041H36
     K18L02Q  C2018 06 09.17841 16 56 17.63 +19 43 47.0                UEL041I52
     K18L02Q  C2018 06 09.17894 16 56 17.60 +19 43 48.6                UEL041I52
     K18L02Q  C2018 06 09.18021 16 56 17.62 +19 43 51.8                UEL041I52
     K18L02Q  C2018 06 09.18074 16 56 17.51 +19 43 53.1          19.0 GUEL041I52
     K18L02Q KC2018 06 09.29783 16 56 09.05 +19 48 47.5          20.0 GUEL041H36
     K18L02Q KC2018 06 09.30750 16 56 08.56 +19 49 11.5          19.8 GUEL041H36
     K18L02Q KC2018 06 09.31234 16 56 08.33 +19 49 22.7          19.9 GUEL041H36
     K18L02Q KC2018 06 09.31480 16 56 09.25 +19 49 53.7                oEL041711
     K18L02Q KC2018 06 09.31825 16 56 09.05 +19 50 02.4                oEL041711
     K18L02Q KC2018 06 09.32153 16 56 08.85 +19 50 10.6                oEL041711
 
Observer details:
703 Catalina Sky Survey.  Observer J. A. Johnson.  Measurers B. M. Africano,
    E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller,
    J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman,
    F. C. Shelly.  0.68-m Schmidt + 10K CCD.
711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
    reducer.
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, B. M. Africano.  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, H. Groeller.
    1.0-m reflector + CCD.
 
Orbital elements:
2018 LQ2                                                 Earth MOID = 0.0257 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 238.36663              (2000.0)            P               Q
n   0.86728607     Peri.  134.47268     +0.73154420     +0.68179224
a   1.0889998      Node   182.54497     -0.63507296     +0.68058065
e   0.0564902      Incl.    2.01114     -0.24804316     +0.26827100
P   1.14           H   24.7           G   0.15           U   6
Residuals in seconds of arc
180605 F51  0.1+  0.1+    180607 I52  0.1-  0.1+    180609 I52  0.0   0.3-
180605 F51  0.1+  0.1-    180608 I52  0.3+  0.5+    180609 I52  1.0+  0.6-
180607 703  0.6-  0.8-    180608 I52  0.4-  0.1-    180609 I52  0.3-  0.7-
180607 703  0.5-  0.1+    180608 I52  0.6-  0.1-    180609 H36  0.1+  0.3+
180607 703  0.1+  0.1+    180608 I52  0.3-  0.4+    180609 H36  0.1+  0.4+
180607 703 (1.6+  0.0 )   180608 H36  0.5+  0.0     180609 H36  0.3+  0.4-
180607 I52  0.3-  0.1-    180608 H36  0.2+  0.2-    180609 711  0.1-  0.3+
180607 I52  0.1-  0.1-    180608 H36  0.1+  0.4+    180609 711  0.1-  0.4+
180607 I52  0.3+  0.2+    180609 I52  0.1+  0.4-    180609 711  0.3-  0.5+

Ephemeris:
2018 LQ2                 a,e,i = 1.09, 0.06, 2                   q = 1.0275
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 05 10    16 47 55.0 -02 04 48   0.08175 1.0817   150.7    27.2    20.7
...
2018 05 25    16 54 15.9 +08 26 35   0.06412 1.0679   148.4    29.8    20.2
...
2018 06 02    16 55 33.6 +14 28 12   0.05772 1.0608   143.2    35.0    20.1
...
2018 06 08    16 56 05.5 +18 53 57   0.05393 1.0558   138.3    39.8    20.1
2018 06 09    16 56 10.0 +19 36 57   0.05337 1.0550   137.4    40.6    20.1
2018 06 10    16 56 14.7 +20 19 27   0.05283 1.0542   136.5    41.5    20.1
...
2018 06 16    16 56 57.9 +24 21 20   0.04992 1.0495   131.4    46.6    20.1
...
2018 06 24    16 59 48.8 +29 03 23   0.04664 1.0438   124.9    53.0    20.1
...
2018 07 09    17 14 42.9 +36 00 13   0.04097 1.0349   115.4    62.6    20.1

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-L41



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