MPEC 2018-C87 : 2018 CY2
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M.P.E.C. 2018-C87 Issued 2018 Feb. 12, 15:24 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 CY2
Observations:
K18C02Y* C2018 02 09.34496 10 49 22.08 -10 52 34.8 18.6 GUEC087703
K18C02Y C2018 02 09.35018 10 49 24.28 -10 50 59.7 17.5 GUEC087703
K18C02Y C2018 02 09.35540 10 49 26.45 -10 49 25.0 17.9 GUEC087703
K18C02Y C2018 02 09.36063 10 49 28.69 -10 47 49.1 UEC087703
K18C02Y C2018 02 09.44572 10 50 04.67 -10 21 50.4 17.5 GUEC087I52
K18C02Y C2018 02 09.44590 10 50 04.74 -10 21 47.1 17.6 GUEC087I52
K18C02Y C2018 02 09.44609 10 50 04.83 -10 21 43.9 17.7 GUEC087I52
K18C02Y C2018 02 09.44627 10 50 04.91 -10 21 40.5 17.8 GUEC087I52
K18C02Y C2018 02 09.47995 10 50 19.49 -10 11 14.6 17.1 GUEC087I52
K18C02Y C2018 02 09.48225 10 50 20.49 -10 10 31.7 17.2 GUEC087I52
K18C02Y C2018 02 09.48243 10 50 20.58 -10 10 28.2 17.3 GUEC087I52
K18C02Y C2018 02 09.48261 10 50 20.66 -10 10 24.8 17.1 GUEC087I52
K18C02Y KC2018 02 09.96972 10 54 27.91 -07 32 49.1 17.4 UEC087104
K18C02Y KC2018 02 09.97268 10 54 29.31 -07 31 48.9 17.7 UEC087104
K18C02Y KC2018 02 09.97564 10 54 30.70 -07 30 48.7 18.3 UEC087104
K18C02Y KC2018 02 09.97900 10 54 32.14 -07 29 40.7 17.8 RUEC087K65
K18C02Y KC2018 02 09.99430 10 54 39.32 -07 24 28.6 17.9 RUEC087K65
K18C02Y KC2018 02 10.00757 10 54 45.56 -07 19 57.2 17.0 RUEC087K65
K18C02Y KC2018 02 10.03592 10 54 58.78 -07 10 17.7 17.4 VqEC087595
K18C02Y KC2018 02 10.04183 10 55 01.58 -07 08 16.0 17.8 VqEC087595
K18C02Y KC2018 02 10.04264 10 55 03.56 -07 08 06.3 UEC087J95
K18C02Y KC2018 02 10.04429 10 55 04.34 -07 07 32.1 UEC087J95
K18C02Y KC2018 02 10.04479 10 55 02.97 -07 07 14.6 17.5 VqEC087595
K18C02Y KC2018 02 10.04592 10 55 05.14 -07 06 58.6 17.5 GUEC087J95
K18C02Y C2018 02 10.21591 10 56 39.75 -06 06 57.5 16.4 GUEC087I52
K18C02Y C2018 02 10.21604 10 56 39.83 -06 06 54.9 16.7 GUEC087I52
K18C02Y C2018 02 10.21616 10 56 39.86 -06 06 52.2 16.6 GUEC087I52
K18C02Y C2018 02 10.21629 10 56 39.96 -06 06 49.5 16.6 GUEC087I52
K18C02Y #C2018 02 10.30643 10 57 23.85 -05 34 39.5 17.6 VqEC087H06
K18C02Y #C2018 02 10.30878 10 57 24.98 -05 33 49.0 17.8 VqEC087H06
K18C02Y #C2018 02 10.31113 10 57 26.14 -05 32 58.1 18.6 VqEC087H06
K18C02Y KC2018 02 10.92719 11 03 14.60 -01 38 10.2 17.5 GUEC087587
K18C02Y KC2018 02 10.92891 11 03 15.56 -01 37 28.6 UEC087587
K18C02Y KC2018 02 10.93063 11 03 16.52 -01 36 47.1 UEC087587
K18C02Y KC2018 02 10.95563 11 03 31.44 -01 26 33.8 17.5 RtEC087B49
K18C02Y KC2018 02 10.95723 11 03 32.35 -01 25 54.1 16.8 RtEC087B49
K18C02Y KC2018 02 10.95846 11 03 33.03 -01 25 24.5 17.4 RtEC087B49
K18C02Y KC2018 02 11.01669 11 04 03.99 -01 01 49.3 16.6 UEC087K63
K18C02Y KC2018 02 11.01767 11 04 04.52 -01 01 24.5 16.7 UEC087K63
K18C02Y KC2018 02 11.02387 11 04 08.03 -00 58 52.9 15.8 UEC087K63
K18C02Y KC2018 02 11.05667 11 04 26.37 -00 45 28.4 17.1 GUEC087L06
K18C02Y KC2018 02 11.05735 11 04 26.77 -00 45 10.3 17.3 GUEC087203
K18C02Y KC2018 02 11.06438 11 04 30.68 -00 42 16.3 17.0 GUEC087203
K18C02Y KC2018 02 11.07141 11 04 34.60 -00 39 22.5 17.6 GUEC087203
K18C02Y KC2018 02 11.07270 11 04 35.35 -00 38 50.9 UEC087204
K18C02Y KC2018 02 11.07351 11 04 35.76 -00 38 31.0 UEC087L06
K18C02Y KC2018 02 11.07412 11 04 36.13 -00 38 15.6 17.1 GUEC087204
K18C02Y KC2018 02 11.07554 11 04 36.93 -00 37 40.5 UEC087204
K18C02Y KC2018 02 11.07696 11 04 37.72 -00 37 05.4 UEC087204
K18C02Y KC2018 02 11.07838 11 04 38.52 -00 36 30.1 UEC087204
K18C02Y "C2018 02 11.33414 11 07 13.81 +01 14 46.4 17.3 GUEC087W88
K18C02Y "C2018 02 11.33689 11 07 15.38 +01 15 57.6 17.2 GUEC087W88
K18C02Y "C2018 02 11.34034 11 07 17.40 +01 17 26.8 17.3 GUEC087W88
K18C02Y C2018 02 11.44626 11 08 24.81 +02 00 43.0 17.1 GUEC087I52
K18C02Y C2018 02 11.44808 11 08 25.89 +02 01 31.1 16.5 GUEC087I52
K18C02Y C2018 02 11.44821 11 08 25.95 +02 01 34.3 16.5 GUEC087I52
K18C02Y C2018 02 11.45003 11 08 27.05 +02 02 22.5 15.7 GUEC087I52
K18C02Y C2018 02 11.45894811 08 42.43 +02 09 30.2 17.3 RUEC087474
K18C02Y C2018 02 11.45999211 08 43.09 +02 09 58.0 17.0 RUEC087474
K18C02Y C2018 02 11.46099511 08 43.67 +02 10 24.2 17.0 RUEC087474
K18C02Y C2018 02 11.46199811 08 44.30 +02 10 51.2 17.0 RUEC087474
K18C02Y C2018 02 11.46300111 08 44.96 +02 11 17.6 17.1 RUEC087474
K18C02Y C2018 02 11.50878 11 09 02.85 +02 27 56.7 17.2 rEC087718
K18C02Y C2018 02 11.51039 11 09 03.88 +02 28 41.0 17.2 rEC087718
K18C02Y C2018 02 11.51199 11 09 04.86 +02 29 22.8 17.1 rEC087718
K18C02Y C2018 02 11.51723 11 09 08.05 +02 31 42.3 17.6 rEC087718
K18C02Y C2018 02 11.51814 11 09 08.60 +02 32 06.5 17.4 rEC087718
K18C02Y C2018 02 11.51905 11 09 09.17 +02 32 29.8 17.8 rEC087718
K18C02Y C2018 02 11.51996 11 09 09.73 +02 32 55.0 17.8 rEC087718
K18C02Y C2018 02 11.55603 11 09 36.08 +02 49 52.5 17.4 oUEC087T08
K18C02Y C2018 02 11.56614 11 09 42.05 +02 54 23.5 17.1 oUEC087T08
K18C02Y C2018 02 11.57643 11 09 48.17 +02 58 59.7 16.9 oUEC087T08
K18C02Y C2018 02 11.58313711 09 57.72 +03 04 43.2 18.0 RUEC087474
K18C02Y C2018 02 11.58414011 09 58.31 +03 05 10.4 18.1 RUEC087474
K18C02Y C2018 02 11.58514311 09 58.94 +03 05 37.5 17.8 RUEC087474
K18C02Y C2018 02 11.58614611 09 59.55 +03 06 04.3 17.6 RUEC087474
K18C02Y C2018 02 11.58664 11 09 54.27 +03 03 34.2 17.4 oUEC087T08
K18C02Y C2018 02 11.58715011 10 00.15 +03 06 31.4 17.4 RUEC087474
K18C02Y KC2018 02 12.02464511 14 58.40 +06 25 28.1 17.6 GUEC087Z80
K18C02Y KC2018 02 12.02616311 14 59.44 +06 26 10.6 17.4 GUEC087Z80
K18C02Y KC2018 02 12.02767911 15 00.51 +06 26 53.9 17.1 GUEC087Z80
K18C02Y KC2018 02 12.02919811 15 01.39 +06 27 37.7 16.9 GUEC087Z80
K18C02Y KC2018 02 12.03072011 15 02.43 +06 28 21.9 17.0 GUEC087Z80
K18C02Y KC2018 02 12.03223311 15 03.42 +06 29 05.2 16.9 GUEC087Z80
K18C02Y KC2018 02 12.03374811 15 04.40 +06 29 49.2 17.3 GUEC087Z80
K18C02Y KC2018 02 12.03602711 15 05.93 +06 30 54.0 17.4 GUEC087Z80
K18C02Y KC2018 02 12.03749311 15 07.05 +06 31 36.5 UEC087J95
K18C02Y KC2018 02 12.03829811 15 07.51 +06 31 59.7 17.8 GUEC087Z80
K18C02Y KC2018 02 12.03893311 15 08.01 +06 32 17.9 UEC087J95
K18C02Y KC2018 02 12.04040611 15 08.99 +06 33 00.5 17.1 GUEC087J95
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.28-m f/6.8 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
587 Sormano. Observers A. Fumagalli, I. Proserpio, P. Sicoli, A. Testa.
Measurer P. Sicoli. 0.5-m f/6.8 reflector + CCD.
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/4.5 reflector + CCD.
703 Catalina Sky Survey. Observer G. J. Leonard. Measurers E. J. Christensen,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
0.68-m Schmidt + 10K CCD.
718 Tooele. Observer P. Wiggins. 0.35-m f/5.5 Schmidt-Cassegrain + CCD.
B49 Paus Observatory, Sabadell. Observer J. Camarasa. 0.30-m f/4 Newtonian
reflector + CCD.
H06 iTelescope Observatory, Mayhill. Observers M. Suzuki, A. Manannikov,
K. Sokolovsky. Measurer M. Suzuki. 0.25-m f/3.4 reflector + CCD, 0.43-m
f/6.8 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers G. J. Leonard,
J. A. Johnson. Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs,
A. D. Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
R. G. Matheny, 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 Schmidt-Cassegrain + CCD.
L06 Sormano 2 Observatory, Bellagio Via Lattea. Observer G. Ventre. Measurer
P. Sicoli. 0.28-m f/10 reflector + CCD.
T08 ATLAS-MLO, Mauna Loa. Observers L. Denneau, A. Heinze, H. Weiland,
J. Tonry. Measurers L. Denneau, H. Flewelling, A. Heinze, B. Stalder,
J. Tonry. 0.5-m f/2.0 Schmidt + CCD.
W88 Slooh.com Chile Observatory, La Dehesa. Observer K. Dankov. 0.35-m f/11
Schmidt-Cassegrain + CCD.
Z80 Northolt Branch Observatory. Observer G. Wells. Measurer D. Bamberger.
0.25-m f/8 Ritchey-Chretien + CCD.
Orbital elements:
2018 CY2 Earth MOID = 0.0451 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 338.06865 (2000.0) P Q
n 0.82188444 Peri. 73.45441 -0.73424608 +0.62620552
a 1.1287442 Node 144.03479 -0.65374574 -0.75632075
e 0.1839901 Incl. 26.51654 +0.18302787 -0.18932925
P 1.20 H 22.5 G 0.15 U 6
Residuals in seconds of arc
180209 703 0.5- 0.8- 180210 H06 0.6+ 0.1+ 180211 474 0.1- 0.0
180209 703 0.3- 0.2- 180210 587 0.1+ 0.1+ 180211 474 0.6+ 0.1-
180209 703 0.6- 0.0 180210 587 0.2+ 0.2+ 180211 718 0.9- 1.3-
180209 703 0.2+ 1.0+ 180210 587 0.2+ 0.1+ 180211 718 0.2- 0.2+
180209 I52 0.2- 0.1- 180210 B49 0.1+ 0.4- 180211 718 0.2- 0.5-
180209 I52 0.3- 0.1- 180210 B49 0.4+ 0.5+ 180211 718 0.4- 0.4-
180209 I52 0.2- 0.4- 180210 B49 0.3+ 0.2+ 180211 718 0.5- 0.4-
180209 I52 0.1- 0.4- 180211 K63 1.0- 0.8- 180211 718 0.3- 1.3-
180209 I52 0.1- 0.3- 180211 K63 1.1- 0.1- 180211 718 0.3- 0.3-
180209 I52 0.2- 0.3- 180211 K63 0.2+ 0.7- 180211 T08 0.3+ 0.0
180209 I52 0.0 0.2- 180211 L06 0.3+ 0.7- 180211 T08 0.1+ 0.0
180209 I52 0.0 0.2- 180211 203 0.2+ 0.1- 180211 T08 0.2+ 0.0
180209 104 0.1- 0.0 180211 203 0.2+ 0.1+ 180211 474 0.1+ 0.1-
180209 104 0.1- 0.1+ 180211 203 0.2+ 0.1- 180211 474 0.2- 0.0
180209 104 0.1- 0.1+ 180211 204 0.2+ 0.1+ 180211 474 0.1+ 0.1+
180209 K65 0.2+ 0.1- 180211 L06 0.4+ 0.1+ 180211 474 0.2+ 0.1-
180209 K65 0.0 0.0 180211 204 0.0 0.3+ 180211 T08 0.2+ 0.0
180210 K65 0.0 0.0 180211 204 0.1+ 0.2+ 180211 474 0.1+ 0.0
180210 595 0.1+ 0.2- 180211 204 0.0 0.1+ 180212 Z80 0.3- 1.2+
180210 595 0.1+ 0.4- 180211 204 0.1+ 0.2+ 180212 Z80 0.2+ 0.1+
180210 J95 0.1+ 0.1+ 180211 W88 0.1+ 0.0 180212 Z80 1.2+ 0.2-
180210 J95 0.1- 0.3+ 180211 W88 0.2- 0.1+ 180212 Z80 0.7- 0.0
180210 595 0.1- 0.0 180211 W88 0.2+ 0.1- 180212 Z80 0.2- 0.4+
180210 J95 0.2+ 0.2+ 180211 I52 0.1+ 0.0 180212 Z80 0.4- 0.2+
180210 I52 0.0 0.2+ 180211 I52 0.2+ 0.2+ 180212 Z80 0.7- 0.6+
180210 I52 0.2+ 0.0 180211 I52 0.0 0.0 180212 Z80 0.4- 0.2-
180210 I52 0.2- 0.2+ 180211 I52 0.4+ 0.2+ 180212 J95 0.1- 0.0
180210 I52 0.3+ 0.1+ 180211 474 0.2- 0.4- 180212 Z80 0.7+ 0.2+
180210 H06 0.7+ 0.4+ 180211 474 0.1+ 0.2- 180212 J95 0.0 0.0
180210 H06 0.4+ 0.1+ 180211 474 0.4- 0.5- 180212 J95 0.1+ 0.1+
Ephemeris:
2018 CY2 a,e,i = 1.13, 0.18, 27 q = 0.9211
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 01 13 09 34 47.0 -40 14 41 0.2888 1.1257 112.4 53.9 22.0
...
2018 01 28 09 58 19.7 -36 08 16 0.1619 1.0805 122.5 50.2 20.6
...
2018 02 05 10 23 36.6 -25 49 00 0.09694 1.0564 134.8 41.5 19.2
...
2018 02 11 11 03 52.5 -01 07 09 0.05740 1.0387 153.7 24.9 17.5
2018 02 12 11 14 38.4 +06 15 15 0.05309 1.0358 155.8 23.0 17.3
2018 02 13 11 27 20.7 +14 43 21 0.04996 1.0329 155.2 23.6 17.2
...
2018 02 19 13 56 56.0 +62 24 10 0.06116 1.0159 115.0 61.9 18.7
...
2018 02 27 18 29 43.2 +69 22 29 0.1163 0.9944 88.7 84.6 20.8
...
2018 03 14 20 19 07.5 +62 16 56 0.2312 0.9595 74.7 91.8 22.5
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-C87
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