MPEC 2018-R104: 2018 RH3
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M.P.E.C. 2018-R104 Issued 2018 Sept. 10, 16:07 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 RH3
Observations:
K18R03H* C2018 09 09.43937 21 41 03.70 +02 11 16.2 18.5 oUER104T05
K18R03H C2018 09 09.45000 21 41 06.25 +02 09 25.1 18.1 oUER104T05
K18R03H C2018 09 09.45091 21 41 06.50 +02 09 15.8 18.0 oUER104T05
K18R03H C2018 09 09.46018 21 41 08.86 +02 07 39.2 18.5 oUER104T05
K18R03H C2018 09 09.46156 21 41 09.16 +02 07 25.2 18.0 oUER104T05
K18R03H C2018 09 09.47084 21 41 11.54 +02 05 49.1 18.8 oUER104T05
K18R03H C2018 09 09.47176 21 41 11.79 +02 05 39.4 18.3 oUER104T05
K18R03H KC2018 09 09.78856 21 43 35.39 +01 12 33.9 18.7 VSER104151
K18R03H KC2018 09 09.79052 21 43 35.89 +01 12 15.7 18.6 VSER104151
K18R03H KC2018 09 09.79248 21 43 36.37 +01 11 59.0 18.6 VSER104151
K18R03H KC2018 09 09.79443 21 43 36.83 +01 11 41.9 18.5 VSER104151
K18R03H KC2018 09 09.79639 21 43 37.25 +01 11 25.0 18.9 VSER104151
K18R03H KC2018 09 09.79868 21 43 37.08 +01 11 11.9 18.7 GVER104595
K18R03H KC2018 09 09.80155 21 43 37.80 +01 10 47.6 18.5 GVER104595
K18R03H KC2018 09 09.80442 21 43 38.41 +01 10 22.4 VER104595
K18R03H KC2018 09 09.83850 21 43 47.95 +01 05 18.6 18.1 RqER104K30
K18R03H pC2018 09 09.84084921 43 46.78 +01 05 06.7 18.8 GVER104L01
K18R03H KC2018 09 09.84170021 43 46.97 +01 04 59.1 19.1 GVER104L01
K18R03H KC2018 09 09.84255621 43 47.14 +01 04 52.2 18.9 GVER104L01
K18R03H KC2018 09 09.84277 21 43 48.90 +01 04 41.7 18.3 RqER104K30
K18R03H KC2018 09 09.84341721 43 47.33 +01 04 44.7 19.0 GVER104L01
K18R03H KC2018 09 09.84674 21 43 49.80 +01 04 07.1 17.9 RqER104K30
K18R03H C2018 09 09.86915721 44 04.642+01 02 35.11 19.7 GVER104J04
K18R03H C2018 09 09.86945321 44 04.711+01 02 32.57 19.2 GVER104J04
K18R03H C2018 09 09.86974321 44 04.776+01 02 30.15 19.1 GVER104J04
K18R03H KC2018 09 09.88096 21 43 56.40 +00 59 28.0 18.5 VER104104
K18R03H KC2018 09 09.88410 21 43 57.06 +00 59 00.5 VER104104
K18R03H KC2018 09 09.88725 21 43 57.72 +00 58 34.0 18.5 VER104104
K18R03H KC2018 09 10.06762 21 45 06.59 +00 34 19.8 18.0 RqER104H36
K18R03H KC2018 09 10.07534 21 45 08.30 +00 33 19.2 18.3 RqER104H36
K18R03H KC2018 09 10.08693 21 45 10.71 +00 31 47.2 18.6 RqER104H36
K18R03H C2018 09 10.15212 21 45 28.47 +00 23 56.7 19.9 GVER104I52
K18R03H C2018 09 10.15230 21 45 28.53 +00 23 55.0 19.5 GVER104I52
K18R03H C2018 09 10.15307 21 45 28.68 +00 23 49.7 18.3 GVER104I52
K18R03H C2018 09 10.15325 21 45 28.73 +00 23 48.2 18.0 GVER104I52
K18R03H KC2018 09 10.51223 21 46 56.04 -00 12 35.6 19.3 VqER104E23
K18R03H KC2018 09 10.52473 21 46 57.69 -00 13 58.7 18.9 VqER104E23
K18R03H KC2018 09 10.53723 21 46 59.33 -00 15 23.5 19.0 VqER104E23
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. 0.6-m f/3.8
astrograph + CCD.
595 Farra d'Isonzo. Observers U. Montanar, E. Pettarin. Measurer U. Montanar.
0.61-m f/4.0 reflector + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, 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.
J04 ESA Optical Ground Station, Tenerife. Observer D. Abreu. Measurers
M. Micheli, D. Koschny, A. Knoefel, M. Busch, E. Schwab. 1.0-m f/4.4
reflector + CCD.
K30 Luscherz. Observer L. Grimm. 0.25-m f/4.8 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, I. Lyon, G. Kervina.
Measurer K. Korlevic. 1.0-m f/2.9 reflector + CCD.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, H. Flewelling, A. Heinze,
H. Weiland, J. Tonry. Measurers L. Denneau, H. Flewelling, A. Heinze,
J. Tonry, A. Fitzsimmons, D. Young. 0.5-m f/2.0 Schmidt + CCD.
Orbital elements:
2018 RH3 Earth MOID = 0.0046 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 270.64995 (2000.0) P Q
n 1.05299367 Peri. 267.88969 -0.69368014 +0.72024093
a 0.9568684 Node 318.18454 -0.65610816 -0.63630781
e 0.2735867 Incl. 0.67049 -0.29720354 -0.27634286
P 0.94 H 26.0 G 0.15 U 8
Residuals in seconds of arc
180909 T05 0.2+ 0.1+ 180909 595 0.9+ 0.6+ 180909 104 0.1+ 0.6-
180909 T05 0.6- 0.1- 180909 595 0.2- 0.6+ 180909 104 0.2+ 0.2-
180909 T05 0.2- 0.1+ 180909 K30 0.3+ 0.3+ 180910 H36 0.7- 0.2+
180909 T05 0.5+ 0.2- 180909 L01 0.1- 0.1- 180910 H36 0.0 0.4+
180909 T05 0.2- 0.1+ 180909 L01 0.0 0.3- 180910 H36 0.2- 0.7-
180909 T05 0.1+ 0.0 180909 L01 0.3- 0.2+ 180910 I52 0.4- 0.3-
180909 T05 0.3+ 0.2- 180909 K30 0.1- 0.4+ 180910 I52 0.0 0.6-
180909 151 0.4+ 0.2+ 180909 L01 0.3- 0.2+ 180910 I52 0.2+ 0.0
180909 151 0.4+ 0.7- 180909 K30 0.2- 0.1+ 180910 I52 0.5+ 0.2-
180909 151 0.2+ 0.0 180909 J04 0.1- 0.1- 180910 E23 0.5+ 0.2+
180909 151 0.3- 0.1+ 180909 J04 0.0 0.1- 180910 E23 0.1+ 0.9+
180909 151 1.4- 0.5+ 180909 J04 0.1+ 0.0 180910 E23 0.4- 0.5-
180909 595 0.5+ 0.4- 180909 104 0.0 0.2+
Ephemeris:
2018 RH3 a,e,i = 0.96, 0.27, 1 q = 0.6951
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 08 11 10 11 10.0 +11 01 51 0.1317 0.8856 12.8 165.4 34.7
...
2018 08 26 10 18 51.9 +13 48 40 0.05114 0.9596 3.2 176.6
...
2018 09 03 10 58 02.6 +28 43 34 0.01257 0.9971 21.1 158.6 27.0
...
2018 09 09 21 38 01.8 +03 38 45 0.01824 1.0240 155.6 24.0 18.5
2018 09 10 21 44 30.9 +00 47 24 0.02298 1.0284 157.3 22.2 18.9
2018 09 11 21 48 49.7 -01 05 25 0.02777 1.0327 158.0 21.4 19.3
...
2018 09 17 22 00 17.1 -05 38 30 0.05722 1.0576 155.6 23.1 21.0
...
2018 09 25 22 07 12.8 -07 15 49 0.09801 1.0885 149.3 28.0 22.4
...
2018 10 10 22 19 19.3 -07 41 51 0.1804 1.1382 137.4 36.4 24.0
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-R104
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