MPEC 2018-N13 : 2018 ND
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M.P.E.C. 2018-N13 Issued 2018 July 4, 18:37 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 ND Observations: K18N00D* C2018 07 02.30870 17 44 34.13 +51 55 43.3 20.1 GUEN013G96 K18N00D C2018 07 02.31395 17 44 30.09 +51 56 34.8 19.7 GUEN013G96 K18N00D C2018 07 02.31921 17 44 26.08 +51 57 26.6 19.9 GUEN013G96 K18N00D C2018 07 02.32448 17 44 22.11 +51 58 18.3 19.9 GUEN013G96 K18N00D C2018 07 02.41862 17 43 09.70 +52 13 42.3 20.1 GUEN013I52 K18N00D C2018 07 02.41987 17 43 08.66 +52 13 54.4 20.6 GUEN013I52 K18N00D C2018 07 02.42112 17 43 07.76 +52 14 06.5 20.3 GUEN013I52 K18N00D C2018 07 02.46339 17 42 35.18 +52 20 59.6 20.1 GUEN013I52 K18N00D C2018 07 02.46429 17 42 34.47 +52 21 07.4 19.8 GUEN013I52 K18N00D C2018 07 02.46519 17 42 33.74 +52 21 16.1 20.1 GUEN013I52 K18N00D KC2018 07 02.90369 17 36 50.24 +53 33 18.8 19.5 UEN013104 K18N00D KC2018 07 02.90526 17 36 48.81 +53 33 33.6 20.3 VSEN013L01 K18N00D KC2018 07 02.90889 17 36 45.86 +53 34 09.1 20.3 VSEN013L01 K18N00D KC2018 07 02.90904 17 36 45.75 +53 34 11.1 19.6 UEN013104 K18N00D KC2018 07 02.90927 17 36 45.66 +53 34 13.7 20.5 UEN013K63 K18N00D KC2018 07 02.91223 17 36 42.98 +53 34 41.6 20.3 VSEN013L01 K18N00D KC2018 07 02.91243 17 36 43.06 +53 34 45.1 19.0 UEN013K63 K18N00D KC2018 07 02.91439 17 36 41.35 +53 35 04.0 19.5 UEN013104 K18N00D KC2018 07 02.91495 17 36 40.75 +53 35 08.7 20.4 VSEN013L01 K18N00D KC2018 07 02.91574 17 36 39.97 +53 35 16.4 19.4 UEN013K63 K18N00D KC2018 07 02.91974 17 36 36.80 +53 35 55.8 19.6 UEN013104 K18N00D KC2018 07 02.97099 17 35 54.54 +53 44 12.9 VEN013J95 K18N00D KC2018 07 02.97446 17 35 51.70 +53 44 47.1 VEN013J95 K18N00D KC2018 07 02.97777 17 35 48.97 +53 45 20.3 20.2 GVEN013J95 K18N00D KC2018 07 03.01655 17 35 15.94 +53 51 37.7 20.0 GUEN013K87 K18N00D KC2018 07 03.01800 17 35 14.71 +53 51 51.6 19.7 GUEN013K87 K18N00D KC2018 07 03.01944 17 35 13.53 +53 52 05.6 20.2 GUEN013K87 K18N00D KC2018 07 03.17485717 33 04.71 +54 17 28.7 20.5 VuEN013H21 K18N00D KC2018 07 03.17947217 33 00.71 +54 18 14.0 20.1 VuEN013H21 K18N00D KC2018 07 03.18425017 32 56.56 +54 19 00.6 20.3 VuEN013H21 K18N00D KC2018 07 03.18807517 32 53.26 +54 19 37.7 20.3 VuEN013H21 K18N00D KC2018 07 03.20477 17 32 39.22 +54 22 20.2 20.3 GUEN013H36 K18N00D KC2018 07 03.21494 17 32 30.33 +54 23 59.0 19.6 GUEN013H36 K18N00D C2018 07 03.29665 17 31 19.43 +54 37 15.6 19.7 GUEN013I52 K18N00D C2018 07 03.29707 17 31 19.05 +54 37 19.3 20.2 GUEN013I52 K18N00D C2018 07 03.29749 17 31 18.67 +54 37 23.4 19.8 GUEN013I52 K18N00D C2018 07 03.29790 17 31 18.31 +54 37 27.4 19.7 GUEN013I52 K18N00D KC2018 07 03.95522 17 21 22.91 +56 22 27.1 VEN013J95 K18N00D KC2018 07 03.95948 17 21 18.83 +56 23 07.1 VEN013J95 K18N00D KC2018 07 03.96305 17 21 15.39 +56 23 41.3 20.1 GVEN013J95 K18N00D C2018 07 04.30554 17 15 39.79 +57 17 32.2 20.3 GUEN013I52 K18N00D C2018 07 04.30644 17 15 38.90 +57 17 40.8 20.4 GUEN013I52 K18N00D C2018 07 04.30734 17 15 37.93 +57 17 49.1 20.4 GUEN013I52 K18N00D C2018 07 04.30824 17 15 37.08 +57 17 57.2 20.4 GUEN013I52 Observer details: 104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD. G96 Mt. Lemmon Survey. Observer E. J. Christensen. 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. 1.5-m reflector + 10K CCD. H21 Astronomical Research Observatory, Westfield. Observer R. Holmes. Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0 astrograph + CCD. H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD. I52 Steward Observatory, Mt. Lemmon Station. Observers E. J. Christensen, H. Groeller. 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. 1.0-m reflector + CCD. J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain + CCD. K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.40-m f/3.2 Newtonian reflector + CCD. K87 Dettelbach Vineyard Observatory. Observer B. Haeusler. 0.30-m Schmidt-Cassegrain + CCD. L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector + CCD. Orbital elements: 2018 ND Earth MOID = 0.2841 AU Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC M 309.78196 (2000.0) P Q n 0.33432724 Peri. 161.19038 +0.62353200 -0.66015552 a 2.0559926 Node 247.82839 +0.64669597 +0.73655059 e 0.8587052 Incl. 26.88822 +0.43930874 -0.14726820 P 2.95 H 20.5 G 0.15 U 9 Residuals in seconds of arc 180702 G96 0.1- 0.5+ 180702 L01 0.2- 0.1- 180703 H21 0.2- 0.0 180702 G96 0.3- 0.2+ 180702 K63 0.7+ 0.9+ 180703 H36 0.5+ 0.2- 180702 G96 0.1- 0.2+ 180702 104 0.1+ 0.6+ 180703 H36 0.1+ 0.3- 180702 G96 0.5+ 0.1- 180702 L01 0.0 0.4+ 180703 I52 0.0 0.2+ 180702 I52 0.4+ 0.1+ 180702 K63 2.3- 0.3- 180703 I52 0.1- 0.1- 180702 I52 0.3- 0.0 180702 104 0.7- 0.1- 180703 I52 0.2- 0.1- 180702 I52 0.3+ 0.1- 180702 J95 0.5- 0.6- 180703 I52 0.2- 0.0 180702 I52 0.4+ 0.2+ 180702 J95 0.1+ 0.3- 180703 J95 0.2- 0.1+ 180702 I52 0.2+ 0.8- 180702 J95 0.5+ 0.5+ 180703 J95 0.1+ 0.3- 180702 I52 0.1- 0.8- 180703 K87 0.1+ 0.4+ 180703 J95 0.2+ 0.1+ 180702 104 0.1+ 0.3+ 180703 K87 0.0 0.2+ 180704 I52 0.2- 0.0 180702 L01 0.1+ 0.2+ 180703 K87 0.3+ 0.2+ 180704 I52 0.0 0.3+ 180702 L01 0.7+ 0.1+ 180703 H21 0.2- 0.2- 180704 I52 0.4- 0.2+ 180702 104 0.3- 0.1+ 180703 H21 0.3- 0.1+ 180704 I52 0.2+ 0.0 180702 K63 0.4+ 0.5+ 180703 H21 0.4- 0.2+ Ephemeris: 2018 ND a,e,i = 2.06, 0.86, 27 q = 0.2905 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2018 06 04 19 26 19.9 +02 15 45 0.6456 1.5345 133.9 28.4 21.7 ... 2018 06 19 19 05 06.1 +20 23 03 0.4090 1.3268 132.4 34.4 20.6 ... 2018 06 27 18 31 50.3 +37 35 08 0.3237 1.2072 119.0 47.4 20.2 ... 2018 07 03 17 35 31.5 +53 48 48 0.2915 1.1128 101.7 63.5 20.3 2018 07 04 17 20 41.1 +56 29 21 0.2895 1.0967 98.3 66.5 20.4 2018 07 05 17 03 29.0 +59 03 17 0.2884 1.0804 94.9 69.6 20.4 ... 2018 07 11 14 18 30.0 +68 54 59 0.3017 0.9800 74.5 88.3 21.0 ... 2018 07 19 10 48 59.5 +62 36 03 0.3636 0.8383 51.3 108.9 22.0 ... 2018 08 03 09 00 55.8 +42 06 15 0.5726 0.5483 24.6 129.7 23.7 A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-N13


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