MPEC 2018-R12 : 2018 RB
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.A form allowing access to any MPEC is at the bottom of this page.
Read MPEC 2018-R11
Read MPEC 2018-R13
M.P.E.C. 2018-R12 Issued 2018 Sept. 4, 10:20 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 RB
Observations:
K18R00B* C2018 09 01.42281 23 47 22.57 -07 12 07.8 18.3 GVER012703
K18R00B C2018 09 01.42827 23 47 19.36 -07 12 10.8 18.2 GVER012703
K18R00B C2018 09 01.43373 23 47 16.29 -07 12 15.7 17.9 GVER012703
K18R00B C2018 09 01.43920 23 47 13.06 -07 12 17.4 18.5 GVER012703
K18R00B C2018 09 01.48221 23 46 48.27 -07 12 42.1 19.4 GVER012703
K18R00B C2018 09 01.48386 23 46 47.28 -07 12 42.8 18.9 GVER012703
K18R00B C2018 09 01.48528 23 46 46.48 -07 12 43.5 18.9 GVER012703
K18R00B C2018 09 01.48688 23 46 45.62 -07 12 43.1 VER012703
K18R00B C2018 09 01.53496 23 46 20.04 -07 13 03.6 18.5 oUER012T05
K18R00B C2018 09 01.53882 23 46 17.83 -07 13 06.1 18.6 oUER012T05
K18R00B C2018 09 01.54551 23 46 13.95 -07 13 09.6 18.5 oUER012T05
K18R00B C2018 09 01.54938 23 46 11.73 -07 13 11.7 18.5 oUER012T05
K18R00B C2018 09 01.55567 23 46 08.16 -07 13 15.8 18.5 oUER012T05
K18R00B C2018 09 01.55958 23 46 05.94 -07 13 17.8 18.6 oUER012T05
K18R00B C2018 09 01.56633 23 46 02.07 -07 13 21.4 18.7 oUER012T05
K18R00B `C2018 09 01.62219 23 45 33.40 -07 13 03.6 18.5 VqER012Q62
K18R00B `C2018 09 01.62780 23 45 30.22 -07 13 06.7 18.6 VqER012Q62
K18R00B `C2018 09 01.63767 23 45 24.62 -07 13 12.1 18.6 VqER012Q62
K18R00B `C2018 09 01.69818 23 44 50.49 -07 13 46.1 18.6 VqER012Q62
K18R00B `C2018 09 01.70568 23 44 46.26 -07 13 50.5 18.5 VqER012Q62
K18R00B `C2018 09 01.71321 23 44 42.08 -07 13 54.5 18.7 VqER012Q62
K18R00B KC2018 09 01.87681 23 43 18.30 -07 16 34.7 17.6 RqER012A17
K18R00B KC2018 09 01.88863 23 43 11.95 -07 16 41.3 17.3 RqER012A17
K18R00B KC2018 09 01.90041 23 43 05.65 -07 16 48.4 17.6 RqER012A17
K18R00B KC2018 09 01.91375 23 42 58.68 -07 16 56.3 qER012J95
K18R00B KC2018 09 01.92065 23 42 55.01 -07 16 59.6 qER012J95
K18R00B KC2018 09 01.92408 23 42 53.18 -07 17 01.9 qER012J95
K18R00B KC2018 09 01.92815 23 42 51.03 -07 17 04.0 18.4 RqER012J95
K18R00B KC2018 09 01.95353 23 42 37.11 -07 17 14.1 18.1 SER012104
K18R00B KC2018 09 01.95668 23 42 35.37 -07 17 16.4 18.3 SER012104
K18R00B KC2018 09 01.96614 23 42 30.29 -07 17 20.8 18.0 SER012104
K18R00B KC2018 09 01.97741023 42 24.48 -07 17 26.2 18.6 VqER012C95
K18R00B KC2018 09 01.98619723 42 19.76 -07 17 31.5 18.9 VqER012C95
K18R00B KC2018 09 01.99498923 42 14.96 -07 17 36.1 18.8 VqER012C95
K18R00B KC2018 09 02.06247 23 41 38.74 -07 18 12.4 18.6 GVER012595
K18R00B KC2018 09 02.06768 23 41 35.94 -07 18 14.8 18.9 GVER012595
K18R00B KC2018 09 02.07116 23 41 34.78 -07 18 14.1 18.2 RVER012J27
K18R00B KC2018 09 02.07375 23 41 32.73 -07 18 18.0 18.9 GVER012595
K18R00B KC2018 09 02.07509 23 41 32.71 -07 18 16.2 18.2 RVER012J27
K18R00B KC2018 09 02.07824 23 41 31.06 -07 18 17.8 18.2 RVER012J27
K18R00B 9C2018 09 02.10907 23 41 15.27 -07 18 25.0 18.5 VUER012G40
K18R00B 9C2018 09 02.11482 23 41 12.19 -07 18 27.5 18.4 VUER012G40
K18R00B 9C2018 09 02.12047 23 41 09.28 -07 18 30.3 18.3 VUER012G40
K18R00B KC2018 09 02.20560 23 40 28.51 -07 19 20.4 18.3 RqER012H36
K18R00B KC2018 09 02.20950 23 40 26.49 -07 19 22.4 18.5 RqER012H36
K18R00B KC2018 09 02.21851 23 40 21.80 -07 19 27.2 18.5 RqER012H36
K18R00B KC2018 09 02.26269223 39 59.69 -07 19 47.6 18.9 GVER012V03
K18R00B KC2018 09 02.26455523 39 58.72 -07 19 48.2 18.5 GVER012V03
K18R00B KC2018 09 02.26642323 39 57.74 -07 19 49.5 18.5 GVER012V03
K18R00B KC2018 09 02.29576823 39 41.41 -07 20 06.5 18.8 VuER012H21
K18R00B KC2018 09 02.29703 23 39 40.62 -07 20 03.9 18.8 RuER012850
K18R00B KC2018 09 02.29792223 39 40.29 -07 20 07.6 18.9 VuER012H21
K18R00B KC2018 09 02.30007323 39 39.18 -07 20 08.6 18.9 VuER012H21
K18R00B KC2018 09 02.30271223 39 37.83 -07 20 09.9 18.8 VuER012H21
K18R00B KC2018 09 02.30412 23 39 36.96 -07 20 07.4 18.3 RuER012850
K18R00B KC2018 09 02.31128 23 39 33.30 -07 20 10.0 18.3 RuER012850
K18R00B KC2018 09 02.31843 23 39 29.60 -07 20 14.0 18.6 RuER012850
K18R00B KC2018 09 02.32558 23 39 25.92 -07 20 18.0 18.4 RuER012850
K18R00B KC2018 09 02.33273 23 39 22.23 -07 20 21.5 18.3 RuER012850
K18R00B KC2018 09 02.34013 23 39 18.45 -07 20 25.4 18.5 RuER012850
K18R00B C2018 09 02.54361 23 37 42.48 -07 22 01.1 18.8 RoER012P93
K18R00B C2018 09 02.54684 23 37 40.93 -07 22 02.3 18.4 RoER012P93
K18R00B C2018 09 02.54845 23 37 40.14 -07 22 03.6 18.6 RoER012P93
K18R00B C2018 09 02.55008 23 37 39.28 -07 22 03.8 18.8 RoER012P93
K18R00B `C2018 09 02.57269 23 37 27.37 -07 21 17.4 18.8 VqER012Q62
K18R00B `C2018 09 02.58154 23 37 22.95 -07 21 21.3 17.9 VqER012Q62
K18R00B `C2018 09 02.59038 23 37 18.56 -07 21 25.7 18.8 VqER012Q62
K18R00B KC2018 09 03.21076 23 32 34.49 -07 26 54.6 18.6 VqER012W34
K18R00B KC2018 09 03.22159 23 32 29.55 -07 26 59.2 18.9 VqER012W34
K18R00B KC2018 09 03.23179 23 32 24.90 -07 27 03.5 18.7 VqER012W34
K18R00B KC2018 09 03.27978123 32 03.37 -07 27 26.3 19.0 VuER012H21
K18R00B KC2018 09 03.28240123 32 02.19 -07 27 27.3 19.0 VuER012H21
K18R00B KC2018 09 03.28542623 32 00.82 -07 27 28.6 19.1 VuER012H21
K18R00B KC2018 09 03.28845523 31 59.45 -07 27 29.8 19.1 VuER012H21
K18R00B KC2018 09 03.30508 23 31 51.81 -07 27 33.4 18.7 RuER012850
K18R00B KC2018 09 03.31234 23 31 48.55 -07 27 36.3 18.8 RuER012850
K18R00B KC2018 09 03.31941 23 31 45.36 -07 27 38.9 18.6 RuER012850
K18R00B KC2018 09 03.32652 23 31 42.16 -07 27 42.1 18.6 RuER012850
K18R00B KC2018 09 03.33372 23 31 38.92 -07 27 45.0 18.2 RuER012850
K18R00B KC2018 09 03.34099 23 31 35.69 -07 27 48.0 18.0 RuER012850
K18R00B KC2018 09 03.82688 23 28 15.08 -07 30 59.3 18.3 RqER012585
K18R00B KC2018 09 03.82760 23 28 14.77 -07 30 59.8 18.2 RqER012585
K18R00B KC2018 09 03.82851 23 28 14.41 -07 31 00.1 18.3 RqER012585
K18R00B KC2018 09 03.82978 23 28 13.87 -07 31 01.2 18.4 RqER012585
K18R00B KC2018 09 03.88352 23 27 52.01 -07 31 21.7 18.6 RSER012B15
K18R00B KC2018 09 03.88502 23 27 51.40 -07 31 22.2 18.8 RSER012B15
K18R00B KC2018 09 03.88689 23 27 50.65 -07 31 23.1 18.7 RSER012B15
K18R00B KC2018 09 03.88876 23 27 49.89 -07 31 23.5 18.7 RSER012B15
K18R00B C2018 09 03.89417523 27 47.76 -07 31 21.9 18.8 GVER012L01
K18R00B C2018 09 03.89909023 27 45.72 -07 31 24.1 19.0 GVER012L01
K18R00B KC2018 09 03.93597 23 27 30.62 -07 31 36.5 18.5 RqER012K63
K18R00B KC2018 09 03.93773 23 27 29.87 -07 31 38.0 18.9 RqER012K63
K18R00B KC2018 09 03.94259 23 27 27.92 -07 31 39.3 18.3 RqER012K63
K18R00B KC2018 09 03.94513 23 27 26.81 -07 31 39.7 18.5 RqER012K63
K18R00B KC2018 09 03.96749 23 27 17.64 -07 31 49.1 19.2 GVER012204
K18R00B KC2018 09 03.97455 23 27 14.75 -07 31 51.7 VER012204
K18R00B KC2018 09 03.97957 23 27 13.01 -07 31 55.8 19.2 GVER012J95
K18R00B KC2018 09 03.98129 23 27 11.97 -07 31 54.4 VER012204
K18R00B KC2018 09 04.02166 23 26 55.78 -07 32 10.8 19.7 GVER012J95
K18R00B KC2018 09 04.14363 23 26 09.85 -07 32 43.3 18.5 RuER012850
K18R00B KC2018 09 04.15790 23 26 04.00 -07 32 47.9 18.6 RuER012850
K18R00B KC2018 09 04.17216 23 25 58.24 -07 32 53.1 18.8 RuER012850
K18R00B KC2018 09 04.18649 23 25 52.48 -07 32 57.8 18.6 RuER012850
K18R00B KC2018 09 04.19280 23 25 50.27 -07 33 02.6 18.3 RqER012H36
K18R00B KC2018 09 04.19506 23 25 49.34 -07 33 03.4 18.6 RqER012H36
K18R00B KC2018 09 04.20043 23 25 46.88 -07 33 03.1 18.9 RuER012850
K18R00B C2018 09 04.20473 23 25 46.16 -07 33 01.8 18.9 GVER012I52
K18R00B C2018 09 04.20564 23 25 45.78 -07 33 02.1 18.5 GVER012I52
K18R00B C2018 09 04.20656 23 25 45.44 -07 33 02.3 18.6 GVER012I52
K18R00B C2018 09 04.20748 23 25 45.07 -07 33 02.4 18.7 GVER012I52
K18R00B C2018 09 04.26952 23 25 20.27 -07 33 24.8 18.6 GVER012703
K18R00B C2018 09 04.27451 23 25 18.32 -07 33 26.0 18.7 GVER012703
K18R00B C2018 09 04.28448 23 25 14.38 -07 33 29.7 19.1 GVER012703
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri, M. Fragai.
Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
585 Kyiv comet station. Observer A. Baransky. 0.7-m f/4 reflector + CCD.
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/5.15 reflector + CCD.
703 Catalina Sky Survey. Observers B. M. Africano, G. J. Leonard. 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. 0.68-m Schmidt + 10K CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.3-m f/7.6
Schmidt-Cassegrain + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
B15 Inastars Observatory, Potsdam (since 2006). Observer B. Thinius. 0.36-m
f/5.6 Schmidt-Cassegrain + CCD.
C95 SATINO Remote Observatory, Haute Provence. Observer J. Jahn. 0.60-m
f/3.2 Newtonian reflector + CCD.
G40 Slooh.com Canary Islands Observatory. Observer B. Lutkenhoner. 0.43-m
f/6.8 Corrected Dall-Kirkham + 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. Observers H. Groeller,
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.
J27 El Guijo Observatory. Observer A. San Segundo. 0.30-m f/4 reflector
+ CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.41-m
f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
P93 Space Tracking and Communications Center, JAXA. Observers K. Nishiyama,
A. Asami. 1.0-m f/3.0 reflector + CCD.
Q62 iTelescope Observatory, Siding Spring. Observer S. M. Tilley. 0.43-m
f/6.8 reflector + CCD, 0.5-m f/4.4 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.
V03 Big Water. Observer D. Rankin. 0.30-m reflector + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.2-m f/7.0
Schmidt-Cassegrain + CCD.
Orbital elements:
2018 RB PHA, Earth MOID = 0.0240 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 322.36837 (2000.0) P Q
n 0.36278058 Peri. 244.23459 -0.59364833 +0.80458990
a 1.9470332 Node 349.31154 -0.70696483 -0.53018307
e 0.7317588 Incl. 4.55294 -0.38442475 -0.26747150
P 2.72 H 21.8 G 0.15 U 7
Residuals in seconds of arc
180901 703 0.1- 0.0 180902 J27 0.6- 0.4- 180903 850 0.0 0.1+
180901 703 0.5- 0.1+ 180902 J27 0.2- 0.4- 180903 850 0.0 0.3-
180901 703 1.0+ 1.6- 180902 G40 0.3- 0.7- 180903 850 0.1- 0.4-
180901 703 0.2+ 0.2- 180902 G40 0.7- 0.3- 180903 850 0.3+ 0.6-
180901 703 0.5+ 0.6- 180902 G40 0.7+ 0.2- 180903 585 0.3+ 0.8+
180901 703 0.2- 0.4- 180902 H36 0.0 0.3- 180903 585 0.1+ 0.6+
180901 703 0.0 0.3- 180902 H36 0.0 0.2- 180903 585 0.4+ 0.7+
180901 703 0.8+ 1.0+ 180902 H36 0.1- 0.3- 180903 585 0.2+ 0.0
180901 T05 0.1- 0.2+ 180902 V03 0.2+ 0.1+ 180903 B15 0.4- 0.0
180901 T05 0.1+ 0.1- 180902 V03 0.1+ 0.5+ 180903 B15 0.3- 0.0
180901 T05 0.3- 0.2+ 180902 V03 0.2- 0.2+ 180903 B15 0.0 0.2-
180901 T05 0.3- 0.3+ 180902 H21 0.2+ 0.0 180903 B15 0.2+ 0.1+
180901 T05 0.3+ 0.3- 180902 850 0.0 0.3+ 180903 L01 0.5- 0.2+
180901 T05 0.6+ 0.1- 180902 H21 0.0 0.0 180903 L01 0.6- 0.1-
180901 T05 0.5+ 0.0 180902 H21 0.0 0.0 180903 K63 0.2- 0.3+
180901 Q62 0.5- 0.1- 180902 H21 0.2+ 0.0 180903 K63 0.5- 0.6-
180901 Q62 0.4- 0.1+ 180902 850 0.0 0.2+ 180903 K63 0.4+ 0.1-
180901 Q62 0.3- 0.3+ 180902 850 0.5+ 1.1+ 180903 K63 0.5- 0.4+
180901 Q62 0.1- 0.1+ 180902 850 0.2+ 0.6+ 180903 204 0.3- 0.0
180901 Q62 0.5- 0.2- 180902 850 0.2+ 0.0 180903 204 0.0 0.1-
180901 Q62 0.1- 0.1- 180902 850 0.1- 0.1- 180903 J95 0.0 0.1+
180901 A17 0.5- 0.3+ 180902 850 0.2+ 0.5- 180903 204 0.0 0.4-
180901 A17 0.3- 0.3+ 180902 P93 0.1+ 0.2- 180904 J95 0.1- 0.1+
180901 A17 0.2+ 0.2- 180902 P93 0.9+ 0.2+ 180904 850 2.2+ 0.6-
180901 J95 0.5- 0.2- 180902 P93 1.0+ 0.3- 180904 850 0.5+ 0.0
180901 J95 0.1- 0.3+ 180902 P93 0.2+ 0.3+ 180904 850 0.1+ 0.1-
180901 J95 0.0 0.1- 180902 Q62 0.1- 0.1+ 180904 850 0.1+ 0.3+
180901 J95 0.4+ 0.1+ 180902 Q62 0.3- 0.4+ 180904 H36 0.1+ 0.5-
180901 104 0.3+ 0.1+ 180902 Q62 0.1- 0.2+ 180904 H36 0.3- 0.5-
180901 104 0.4- 0.5- 180903 W34 0.3- 0.5+ 180904 850 0.2+ 0.1-
180901 104 0.2- 0.2+ 180903 W34 0.2- 0.4+ 180904 I52 0.2- 0.3-
180901 C95 0.0 0.6+ 180903 W34 0.1- 0.3+ 180904 I52 0.4- 0.3-
180901 C95 0.0 0.0 180903 H21 0.1- 0.2- 180904 I52 0.0 0.2-
180901 C95 1.2- 0.1+ 180903 H21 0.0 0.1- 180904 I52 0.1- 0.0
180902 595 0.7+ 0.1- 180903 H21 0.0 0.2- 180904 703 0.7- 0.5-
180902 595 0.1+ 0.2+ 180903 H21 0.0 0.2- 180904 703 0.1- 0.1+
180902 J27 0.9- 0.3- 180903 850 0.2- 0.0 180904 703 0.4+ 0.2-
180902 595 0.1+ 0.0 180903 850 0.1+ 0.0
Ephemeris:
2018 RB a,e,i = 1.95, 0.73, 5 q = 0.5223
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 08 05 08 43 03.9 +08 10 02 0.2247 0.7940 9.8 167.5 32.8
...
2018 08 20 05 06 33.6 +02 40 25 0.07408 0.9917 72.1 103.8 20.0
...
2018 08 28 00 47 07.6 -05 54 47 0.1029 1.0958 144.6 32.3 18.4
...
2018 09 03 23 34 07.9 -07 24 51 0.1662 1.1721 168.3 10.1 18.9
2018 09 04 23 27 04.6 -07 31 21 0.1779 1.1846 170.9 7.7 19.0
2018 09 05 23 20 52.4 -07 36 42 0.1898 1.1971 173.3 5.6 19.0
...
2018 09 11 22 55 38.4 -07 54 10 0.2653 1.2711 174.1 4.7 19.8
...
2018 09 19 22 39 08.6 -07 58 10 0.3746 1.3667 162.6 12.7 21.1
...
2018 10 04 22 29 28.1 -07 38 23 0.6029 1.5367 145.7 21.5 22.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-R12
Read MPEC 2018-R11
Read MPEC 2018-R13
Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
- J97B01 (the packed version of the full form)
- B01 (the abbreviated form)