MPEC 2018-R92 : 2018 RQ2
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M.P.E.C. 2018-R92 Issued 2018 Sept. 9, 20:57 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 RQ2
Observations:
K18R02Q* C2018 09 07.46434 23 18 02.84 +42 10 41.8 18.5 oUER092T05
K18R02Q C2018 09 07.46629 23 18 04.18 +42 10 40.8 18.6 oUER092T05
K18R02Q C2018 09 07.47557 23 18 10.90 +42 10 34.9 18.7 oUER092T05
K18R02Q C2018 09 07.48207 23 18 15.58 +42 10 30.0 18.9 oUER092T05
K18R02Q C2018 09 07.90787 23 24 17.90 +42 04 34.4 18.5 GVER092J04
K18R02Q C2018 09 07.90828 23 24 18.22 +42 04 34.2 18.6 GVER092J04
K18R02Q C2018 09 07.90869 23 24 18.56 +42 04 33.8 18.4 GVER092J04
K18R02Q KC2018 09 08.02477523 25 49.21 +42 02 38.3 18.8 GVER092L01
K18R02Q pC2018 09 08.02628323 25 50.45 +42 02 36.6 19.0 GVER092L01
K18R02Q 9C2018 09 08.10583 23 27 01.40 +42 01 57.7 18.3 VUER092G40
K18R02Q 9C2018 09 08.11122 23 27 05.88 +42 01 51.6 18.3 VUER092G40
K18R02Q 9C2018 09 08.11696 23 27 10.74 +42 01 44.7 18.2 VUER092G40
K18R02Q C2018 09 08.28914 23 29 55.79 +41 58 31.0 18.4 GVER092I52
K18R02Q C2018 09 08.29244 23 29 58.69 +41 58 27.6 18.7 GVER092I52
K18R02Q C2018 09 08.29566 23 30 01.53 +41 58 24.2 18.6 GVER092I52
K18R02Q C2018 09 08.29738 23 30 03.03 +41 58 22.3 18.6 GVER092I52
K18R02Q KC2018 09 08.78493 23 38 17.24 +41 45 37.8 17.5 VSER092151
K18R02Q KC2018 09 08.78839 23 38 20.88 +41 45 31.9 18.4 VSER092151
K18R02Q KC2018 09 08.79012 23 38 22.63 +41 45 28.5 18.9 VSER092151
K18R02Q KC2018 09 08.79966 23 38 33.06 +41 45 25.4 18.4 GVER092104
K18R02Q KC2018 09 08.80281 23 38 36.35 +41 45 21.2 18.3 GVER092104
K18R02Q KC2018 09 08.80595 23 38 39.61 +41 45 17.4 18.3 GVER092104
K18R02Q KC2018 09 08.83409 23 39 08.77 +41 44 35.2 18.0 RVER092K38
K18R02Q KC2018 09 08.84436 23 39 19.45 +41 44 21.2 17.8 RVER092K38
K18R02Q KC2018 09 08.85216 23 39 27.62 +41 44 16.7 18.3 RqER092160
K18R02Q KC2018 09 08.85450 23 39 30.00 +41 44 07.5 18.1 RVER092K38
K18R02Q KC2018 09 08.85517 23 39 30.75 +41 44 12.5 18.0 RqER092160
K18R02Q KC2018 09 08.85817 23 39 33.86 +41 44 08.6 18.1 RqER092160
K18R02Q KC2018 09 08.86375 23 39 39.66 +41 44 00.5 18.7 VqER092108
K18R02Q KC2018 09 08.86465 23 39 40.55 +41 43 52.8 18.2 RVER092K38
K18R02Q KC2018 09 08.87189 23 39 48.07 +41 43 49.4 18.8 VqER092108
K18R02Q KC2018 09 08.87843 23 39 53.82 +41 43 31.0 18.5 GVER092C47
K18R02Q KC2018 09 08.88201 23 39 57.51 +41 43 25.6 18.3 GVER092C47
K18R02Q KC2018 09 08.88487 23 40 01.53 +41 43 28.8 18.8 VqER092108
K18R02Q KC2018 09 08.88572 23 40 01.36 +41 43 19.8 18.5 GVER092C47
K18R02Q KC2018 09 08.88943 23 40 05.22 +41 43 14.1 18.5 GVER092C47
K18R02Q KC2018 09 08.89150 23 40 07.90 +41 43 16.4 18.4 GVER092595
K18R02Q KC2018 09 08.89300 23 40 09.94 +41 43 18.2 18.9 VqER092108
K18R02Q KC2018 09 08.89355 23 40 09.50 +41 43 07.7 18.4 GVER092C47
K18R02Q KC2018 09 08.89581 23 40 12.37 +41 43 10.0 18.3 GVER092595
K18R02Q KC2018 09 08.90011 23 40 16.83 +41 43 03.3 18.3 GVER092595
K18R02Q KC2018 09 08.91006 23 40 27.53 +41 42 35.9 18.1 RqER092A17
K18R02Q KC2018 09 08.91592 23 40 33.60 +41 42 26.7 18.2 RqER092A17
K18R02Q KC2018 09 08.91801 23 40 36.21 +41 42 28.6 17.8 RqER092K30
K18R02Q KC2018 09 08.92175 23 40 39.68 +41 42 17.3 18.2 RqER092A17
K18R02Q KC2018 09 08.92258 23 40 40.95 +41 42 21.1 17.8 RqER092K30
K18R02Q KC2018 09 08.92726 23 40 45.86 +41 42 13.6 17.9 RqER092K30
K18R02Q KC2018 09 08.92760 23 40 45.77 +41 42 07.6 18.0 RqER092A17
K18R02Q KC2018 09 09.01170 23 42 13.99 +41 39 50.6 18.3 RqER092K63
K18R02Q KC2018 09 09.01301 23 42 15.40 +41 39 48.0 18.1 RqER092K63
K18R02Q KC2018 09 09.01449 23 42 16.96 +41 39 45.3 18.1 RqER092K63
K18R02Q KC2018 09 09.01681 23 42 19.41 +41 39 40.8 18.2 RqER092K63
K18R02Q KC2018 09 09.05724 23 43 02.79 +41 38 12.9 VER092204
K18R02Q KC2018 09 09.06053 23 43 06.34 +41 38 06.1 VER092204
K18R02Q KC2018 09 09.06499 23 43 11.12 +41 37 56.4 VER092204
K18R02Q KC2018 09 09.06714 23 43 13.44 +41 37 51.9 18.4 GVER092204
K18R02Q KC2018 09 09.09065 23 43 53.55 +41 37 00.8 18.0 GVER092W34
K18R02Q KC2018 09 09.10220 23 44 06.22 +41 36 42.2 18.3 GVER092W34
K18R02Q KC2018 09 09.11455 23 44 19.86 +41 36 22.5 18.0 GVER092W34
K18R02Q C2018 09 09.33562 23 48 31.16 +41 28 53.2 18.2 GVER092I52
K18R02Q C2018 09 09.33899 23 48 34.95 +41 28 44.9 18.3 GVER092I52
K18R02Q C2018 09 09.33912 23 48 35.10 +41 28 44.7 18.1 GVER092I52
K18R02Q C2018 09 09.33925 23 48 35.24 +41 28 44.3 18.4 GVER092I52
K18R02Q C2018 09 09.34865 23 48 45.96 +41 28 21.8 18.3 GVER092I52
K18R02Q C2018 09 09.34942 23 48 46.82 +41 28 19.9 18.3 GVER092I52
K18R02Q C2018 09 09.35019 23 48 47.71 +41 28 17.9 18.3 GVER092I52
K18R02Q C2018 09 09.35287 23 48 50.75 +41 28 11.6 18.0 GVER092I52
K18R02Q KC2018 09 09.82138 23 59 03.48 +41 05 00.9 18.4 GVER092K74
K18R02Q KC2018 09 09.82779 23 59 12.09 +41 04 42.7 18.3 GVER092K74
K18R02Q KC2018 09 09.83017 23 59 15.25 +41 04 35.6 18.2 GVER092K74
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
108 Montelupo. Observers M. Tombelli, A. Mazzanti, S. Bartolini, T. Bitossi.
Measurers M. Tombelli, M. Lombardo, S. Foglia, G. Interrante. 0.30-m
f/2.9 Schmidt-Cassegrain + CCD.
151 Eschenberg Observatory, Winterthur. Observer M. Griesser. 0.6-m f/3.8
astrograph + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi, W. Vollmann.
Measurer E. Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
595 Farra d'Isonzo. Observers U. Montanar, E. Pettarin, F. Piani. Measurer
E. Pettarin. 0.61-m f/4.0 reflector + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
C47 Nonndorf. Observer G. Dangl. 0.25-m f/4.8 reflector + CCD.
G40 Slooh.com Canary Islands Observatory. Observer B. Lutkenhoner. 0.43-m
f/6.8 Corrected Dall-Kirkham + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers G. J. Leonard,
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
A. Knoefel, D. Koschny, M. Micheli, 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.
K38 M57 Observatory, Saltrio. Observer G. Baj. 0.3-m f/5.5 Ritchey-Chretien
+ CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.41-m
f/3.2 Newtonian reflector + CCD.
K74 Muensterschwarzach Observatory, Schwarzach. Observer C. Gerhard. 0.18-m
f/5 refractor + CCD.
L01 Visnjan Observatory, Tican. Observer 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.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.2-m f/7.0
Schmidt-Cassegrain + CCD.
Orbital elements:
2018 RQ2 Earth MOID = 0.0103 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 246.51516 (2000.0) P Q
n 0.52199595 Peri. 232.31717 +0.69971430 -0.71311513
a 1.5276527 Node 172.78982 +0.71430892 +0.69724265
e 0.4083304 Incl. 20.13544 +0.01275396 +0.07293490
P 1.89 H 22.9 G 0.15 U 7
Residuals in seconds of arc
180907 T05 0.5+ 0.3- 180908 160 0.1- 0.1+ 180909 K63 0.2+ 0.1-
180907 T05 0.2- 0.0 180908 K38 0.1- 0.3+ 180909 K63 0.5+ 0.2-
180907 T05 0.2+ 0.4+ 180908 160 0.0 0.1+ 180909 K63 0.5+ 0.1+
180907 T05 0.0 0.1+ 180908 160 0.0 0.4+ 180909 K63 0.4+ 0.2+
180907 J04 0.1+ 0.1+ 180908 108 0.3+ 0.2- 180909 204 0.2- 0.3-
180907 J04 0.1- 0.1+ 180908 K38 0.1- 0.0 180909 204 0.0 0.1-
180907 J04 0.1- 0.1- 180908 108 0.0 0.4+ 180909 204 0.3- 0.2-
180908 L01 0.2- 0.0 180908 C47 0.2+ 0.1+ 180909 204 0.2- 0.0
180908 L01 0.5- 0.0 180908 C47 0.1- 0.1+ 180909 W34 0.5+ 0.3-
180908 G40 0.4+ 0.1- 180908 108 0.0 1.2- 180909 W34 0.1- 0.4-
180908 G40 0.2- 0.1+ 180908 C47 0.1- 0.0 180909 W34 0.4+ 0.1+
180908 G40 0.1+ 0.0 180908 C47 0.1- 0.1+ 180909 I52 0.2+ 0.3+
180908 I52 0.0 0.2- 180908 595 0.4+ 0.2- 180909 I52 0.2- 0.0
180908 I52 0.1- 0.1- 180908 108 0.2- 0.4+ 180909 I52 0.2- 0.1+
180908 I52 0.0 0.0 180908 C47 0.1- 0.1+ 180909 I52 0.3- 0.0
180908 I52 0.1- 0.0 180908 595 0.4+ 0.1+ 180909 I52 0.1+ 0.1+
180908 151 (0.4- 2.1+) 180908 595 0.4+ 0.1+ 180909 I52 0.1- 0.1+
180908 151 0.1- 0.6+ 180908 A17 0.5+ 0.1- 180909 I52 0.1+ 0.0
180908 151 0.7- 0.7- 180908 A17 0.1- 0.1+ 180909 I52 0.1- 0.2+
180908 104 0.1- 0.0 180908 K30 0.0 0.1+ 180909 K74 0.1- 0.2+
180908 104 0.1+ 0.2- 180908 A17 0.2- 0.1+ 180909 K74 0.2+ 0.1+
180908 104 0.0 0.0 180908 K30 0.3- 0.1- 180909 K74 0.1- 0.3-
180908 K38 0.0 0.1+ 180908 K30 0.0 0.0
180908 K38 0.1- 0.0 180908 A17 0.5- 0.1-
Ephemeris:
2018 RQ2 a,e,i = 1.53, 0.41, 20 q = 0.9039
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 08 10 21 53 29.2 +37 10 12 0.3099 1.2236 126.5 41.8 22.4
...
2018 08 25 22 09 27.1 +40 32 41 0.1807 1.1323 128.5 44.3 21.2
...
2018 09 02 22 33 50.9 +41 55 49 0.1142 1.0859 129.9 45.5 20.1
...
2018 09 08 23 25 29.2 +42 03 12 0.06606 1.0528 131.8 45.5 18.8
2018 09 09 23 42 01.2 +41 40 21 0.05842 1.0475 132.2 45.4 18.6
2018 09 10 00 03 02.6 +40 56 05 0.05101 1.0423 132.5 45.5 18.3
...
2018 09 16 04 37 27.4 +01 37 55 0.02563 1.0120 103.9 74.6 17.6
...
2018 09 24 07 55 33.1 -34 22 13 0.07582 0.9759 66.8 109.1 21.4
...
2018 10 09 08 58 51.9 -38 31 40 0.1950 0.9255 62.5 106.7 23.2
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-R92
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