MPEC 2018-N17 : 2018 NH
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M.P.E.C. 2018-N17 Issued 2018 July 6, 00:20 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 NH
Observations:
K18N00H* C2018 07 04.30852 18 48 06.48 +39 25 18.9 17.9 GUEN017G96
K18N00H C2018 07 04.31389 18 47 57.19 +39 25 41.8 18.0 GUEN017G96
K18N00H C2018 07 04.31925 18 47 47.94 +39 26 04.6 17.9 GUEN017G96
K18N00H C2018 07 04.32464 18 47 38.73 +39 26 26.6 17.8 GUEN017G96
K18N00H C2018 07 04.39018 18 45 51.96 +39 30 21.9 18.1 GUEN017I52
K18N00H C2018 07 04.39058 18 45 51.34 +39 30 22.7 17.6 GUEN017I52
K18N00H C2018 07 04.39096 18 45 50.76 +39 30 24.2 17.9 GUEN017I52
K18N00H C2018 07 04.39135 18 45 50.13 +39 30 25.3 17.9 GUEN017I52
K18N00H C2018 07 04.39184 18 45 49.40 +39 30 26.7 18.4 GUEN017G96
K18N00H C2018 07 04.39881 18 45 38.71 +39 30 48.2 17.9 GUEN017G96
K18N00H C2018 07 04.39890 18 45 38.51 +39 30 48.9 17.9 GUEN017G96
K18N00H C2018 07 04.39902 18 45 38.37 +39 30 49.0 17.9 GUEN017G96
K18N00H C2018 07 04.40138 18 45 34.72 +39 30 56.2 18.3 GUEN017G96
K18N00H C2018 07 04.40156 18 45 34.46 +39 30 56.7 18.0 GUEN017G96
K18N00H C2018 07 04.40173 18 45 34.18 +39 30 57.1 18.0 GUEN017G96
K18N00H C2018 07 04.40191 18 45 33.92 +39 30 57.9 18.1 GUEN017G96
K18N00H C2018 07 04.50438718 43 23.516+39 38 26.60 18.47GVEN017F51
K18N00H C2018 07 04.53882118 42 36.611+39 39 48.17 18.55GVEN017F51
K18N00H KC2018 07 04.84664 18 37 55.89 +39 50 50.5 18.9 UEN017104
K18N00H KC2018 07 04.85066 18 37 51.95 +39 51 01.7 18.7 UEN017104
K18N00H KC2018 07 04.85468 18 37 48.04 +39 51 12.7 18.8 UEN017104
K18N00H KC2018 07 04.85869 18 37 44.12 +39 51 23.5 18.8 UEN017104
K18N00H KC2018 07 04.86304 18 37 42.82 +39 51 33.0 18.3 RtEN017B49
K18N00H KC2018 07 04.86617 18 37 39.80 +39 51 41.5 18.3 RtEN017B49
K18N00H KC2018 07 04.87471 18 37 31.57 +39 52 04.9 18.3 RtEN017B49
K18N00H KC2018 07 04.87708 18 37 27.11 +39 52 06.3 18.9 VqEN017C77
K18N00H KC2018 07 04.88172 18 37 22.76 +39 52 17.5 18.8 VqEN017C77
K18N00H KC2018 07 04.88305 18 37 20.69 +39 52 27.1 19.2 UEN017K63
K18N00H KC2018 07 04.88634 18 37 17.53 +39 52 35.1 19.4 UEN017K63
K18N00H KC2018 07 04.88727 18 37 17.52 +39 52 31.3 19.8 VqEN017C77
K18N00H KC2018 07 04.89052 18 37 13.58 +39 52 46.0 18.9 UEN017K63
K18N00H C2018 07 04.89375 18 37 09.22 +39 52 49.3 19.4 VUEN017L01
K18N00H KC2018 07 04.89399318 37 11.60 +39 52 49.2 19.2 VqEN017C95
K18N00H KC2018 07 04.89472 18 37 08.30 +39 52 51.6 19.3 VUEN017L01
K18N00H KC2018 07 04.89487 18 37 09.36 +39 52 35.8 19.1 VSEN017151
K18N00H KC2018 07 04.89591 18 37 07.14 +39 52 54.3 19.1 VUEN017L01
K18N00H KC2018 07 04.89657 18 37 07.75 +39 52 39.8 19.2 VSEN017151
K18N00H KC2018 07 04.89743 18 37 06.95 +39 52 42.4 19.2 VSEN017151
K18N00H KC2018 07 04.89828 18 37 06.14 +39 52 43.7 19.2 VSEN017151
K18N00H KC2018 07 04.89859918 37 07.33 +39 53 00.4 19.9 VqEN017C95
K18N00H KC2018 07 04.90320218 37 02.95 +39 53 11.1 19.4 VqEN017C95
K18N00H KC2018 07 04.91080 18 36 53.02 +39 53 28.4 19.2 VUEN017L01
K18N00H KC2018 07 04.91231 18 36 51.56 +39 53 31.7 19.4 VUEN017L01
K18N00H C2018 07 04.91326 18 36 50.70 +39 53 34.0 19.3 VUEN017L01
K18N00H KC2018 07 04.96513 18 36 03.16 +39 55 24.5 19.7 GVEN017K65
K18N00H KC2018 07 04.97636 18 35 53.01 +39 55 44.4 19.7 GVEN017K65
K18N00H KC2018 07 04.98760 18 35 42.99 +39 56 03.8 19.2 GVEN017K65
K18N00H KC2018 07 05.08185 18 34 52.35 +39 58 43.6 19.1 VqEN017W34
K18N00H KC2018 07 05.08485 18 34 49.97 +39 58 50.3 19.1 VqEN017W34
K18N00H KC2018 07 05.09433 18 34 42.30 +39 59 12.7 19.2 VqEN017W34
K18N00H KC2018 07 05.10407 18 34 34.50 +39 59 34.6 19.3 VqEN017W34
K18N00H KC2018 07 05.11463 18 34 26.02 +39 59 58.1 19.3 VqEN017W34
K18N00H KC2018 07 05.29576418 32 09.69 +40 04 18.3 19.8 VuEN017H21
K18N00H KC2018 07 05.29828718 32 07.92 +40 04 20.8 19.9 VuEN017H21
K18N00H KC2018 07 05.30181318 32 05.45 +40 04 24.2 19.8 VuEN017H21
K18N00H C2018 07 05.30312 18 32 11.28 +40 05 10.9 20.0 GUEN017I52
K18N00H C2018 07 05.30368 18 32 10.90 +40 05 11.7 19.8 GUEN017I52
K18N00H C2018 07 05.30423 18 32 10.49 +40 05 12.4 19.8 GUEN017I52
K18N00H C2018 07 05.30478 18 32 10.09 +40 05 13.0 19.9 GUEN017I52
K18N00H KC2018 07 05.35249 18 31 32.96 +40 05 20.4 19.3 GUEN017H36
K18N00H KC2018 07 05.35514 18 31 31.18 +40 05 22.1 19.9 GUEN017H36
K18N00H KC2018 07 05.35792 18 31 29.27 +40 05 23.8 19.1 GUEN017H36
K18N00H KC2018 07 05.95365 18 27 02.82 +40 14 37.1 VEN017J95
K18N00H KC2018 07 05.95945 18 27 00.14 +40 14 41.6 VEN017J95
K18N00H KC2018 07 05.96854 18 26 55.99 +40 14 49.8 19.8 GVEN017J95
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
151 Eschenberg Observatory, Winterthur. Observer M. Griesser. 0.60-m f/3.8
astrograph + CCD.
B49 Paus Observatory, Sabadell. Observer J. Camarasa. 0.30-m f/4 Newtonian
reflector + CCD.
C77 Bernezzo Observatory. Observer A. Mantero. 0.25-m f/4.0 reflector + CCD.
C95 SATINO Remote Observatory, Haute Provence. Observer J. Jahn. 0.60-m
f/3.2 Newtonian 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, R. Weryk. 1.8-m
Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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. 0.61-m f/4.5
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer 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.
K65 Cesena. Observer V. Tinella. 0.40-m f/7.75 Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, G. Kervina. Measurer
K. Korlevic. 1.0-m f/2.9 reflector + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.20-m f/10
Schmidt-Cassegrain + CCD + f/7.0 focal reducer.
Orbital elements:
2018 NH Earth MOID = 0.0008 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 335.14685 (2000.0) P Q
n 0.37792821 Peri. 313.24184 -0.45612715 +0.68391963
a 1.8946537 Node 280.70374 -0.55086847 -0.71949563
e 0.5208891 Incl. 35.41326 -0.69892199 +0.12074758
P 2.61 H 24.7 G 0.15 U 4
Residuals in seconds of arc
180704 G96 0.8- 0.1- 180704 B49 0.3- 0.0 180704 K65 0.2+ 0.0
180704 G96 0.5- 0.2- 180704 B49 0.4- 0.2- 180704 K65 0.1+ 0.0
180704 G96 0.8- 0.1+ 180704 B49 0.6- 0.2- 180704 K65 0.3+ 0.3+
180704 G96 0.7- 0.1- 180704 C77 1.8- 0.9+ 180705 W34 0.6- 0.4+
180704 I52 0.1+ 0.2+ 180704 C77 0.6- 0.1+ 180705 W34 0.2- 0.0
180704 I52 0.1+ 0.2- 180704 K63 0.1+ 0.9+ 180705 W34 0.5- 0.3+
180704 I52 0.3+ 0.1+ 180704 K63 0.1+ 0.7+ 180705 W34 0.1- 0.0
180704 I52 0.0 0.0 180704 C77 0.3+ 0.2- 180705 W34 0.0 0.3+
180704 G96 0.3+ 0.2- 180704 K63 0.8+ 1.3+ 180705 H21 0.5+ 0.0
180704 G96 0.9+ 0.1- 180704 L01 0.1- 0.1- 180705 H21 0.6+ 0.0
180704 G96 0.2+ 0.4+ 180704 C95 0.9- 0.7+ 180705 H21 0.5+ 0.0
180704 G96 0.7+ 0.1+ 180704 L01 0.0 0.1- 180705 I52 0.1+ 0.4-
180704 G96 0.2+ 0.2+ 180704 151 0.2- 0.1+ 180705 I52 0.4+ 0.3-
180704 G96 0.4+ 0.2+ 180704 L01 0.3- 0.2- 180705 I52 0.2+ 0.2-
180704 G96 0.1+ 0.1+ 180704 151 0.2- 0.0 180705 I52 0.2+ 0.3-
180704 G96 0.3+ 0.3+ 180704 151 0.1- 0.5+ 180705 H36 1.0+ 0.5+
180704 F51 0.3+ 0.4- 180704 151 0.1- 0.2- 180705 H36 0.7+ 0.1+
180704 F51 0.7+ 0.3- 180704 C95 0.4+ 0.5+ 180705 H36 0.2- 0.2-
180704 104 0.2- 0.1+ 180704 C95 0.3+ 0.0 180705 J95 0.4+ 0.1-
180704 104 0.4- 0.2+ 180704 L01 0.1+ 0.2- 180705 J95 0.0 0.5-
180704 104 0.3- 0.1+ 180704 L01 0.3- 0.3- 180705 J95 0.2- 0.3+
180704 104 0.4- 0.1+ 180704 L01 0.2+ 0.1-
Ephemeris:
2018 NH a,e,i = 1.89, 0.52, 35 q = 0.9077
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 06 06 06 04 13.9 -38 46 36 0.3342 0.9157 63.5 97.5 25.6
...
2018 06 21 06 01 51.6 -40 33 56 0.1494 0.9602 64.0 107.9 24.5
...
2018 06 29 05 49 09.1 -41 11 05 0.04774 0.9974 65.1 112.4 22.4
...
2018 07 05 18 35 37.9 +39 56 49 0.02915 1.0303 117.1 61.5 19.3
2018 07 06 18 26 43.3 +40 15 53 0.04187 1.0361 116.5 61.4 20.1
2018 07 07 18 21 56.3 +40 24 07 0.05462 1.0420 116.2 61.1 20.7
...
2018 07 13 18 12 58.2 +40 23 57 0.1310 1.0791 115.3 58.4 22.6
...
2018 07 21 18 11 22.0 +39 47 47 0.2324 1.1324 114.5 54.7 23.8
...
2018 08 05 18 15 28.2 +37 51 24 0.4200 1.2401 112.9 48.9 25.1
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-N17
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