IAA RAS IAA Minor Planet Database

2018 CB2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3612074025
Semi-major axis (a)0.8949300290 AU
Inclination (i)22.84811154°
Long. of Asc. Node (Ω)140.86418457°
Arg. of Perihelion (ω)129.44713537°
Mean Anomaly (M)336.37995548°
Mean Motion (n)1.1641815500°/day
Perihelion dist (q)0.57167500 AU
Aphelion dist (Q)1.21818440 AU
Orbital Period0.84661000 yr
Physical Parameters
H (abs. magnitude)25.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.369″
Uncertainty—
Orbit TypeAten
MOID0.016593 AU
Observations Used47
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2018-02-12
Observations (49)
Date Type RA Dec Mag Band Observatory
2018-02-08 14:36:08 C 10 50 44.09 -02 07 11.2 – m Q66
2018-02-08 14:38:08 C 10 50 44.60 -02 06 28.0 – m Q66
2018-02-09 08:19:13 C 10 57 09.99 +05 37 59.6 – U 703
2018-02-09 08:26:44 C 10 57 12.70 +05 42 00.5 – U 703
2018-02-09 08:41:47 C 10 57 18.04 +05 50 02.0 – U 703
2018-02-09 10:03:38 C 10 57 48.06 +06 34 42.5 – U I52
2018-02-09 10:07:07 C 10 57 49.38 +06 36 38.6 – U I52
2018-02-09 10:07:23 C 10 57 49.48 +06 36 47.1 – U I52
2018-02-09 10:07:39 C 10 57 49.57 +06 36 56.0 – U I52
2018-02-09 12:03:23 C 10 58 35.13 +07 42 21.2 – U I52
2018-02-09 12:05:55 C 10 58 36.19 +07 43 49.4 – U I52
2018-02-09 12:06:11 C 10 58 36.30 +07 43 58.4 – U I52
2018-02-09 12:06:27 C 10 58 36.40 +07 44 07.3 – U I52
2018-02-09 12:42:21 C 10 58 51.69 +08 04 59.3 – U I52
2018-02-09 12:42:37 C 10 58 51.81 +08 05 08.6 – U I52
2018-02-09 12:42:53 C 10 58 51.93 +08 05 18.0 – U I52
2018-02-09 12:43:09 C 10 58 52.03 +08 05 27.2 – U I52
2018-02-09 21:45:18 C 11 04 22.79 +13 56 23.4 – U Z80
2018-02-09 21:49:15 C 11 04 25.10 +13 59 15.5 – U Z80
2018-02-09 21:53:03 C 11 04 27.36 +14 02 00.0 – U Z80
2018-02-09 22:56:13 C 11 05 03.30 +14 49 02.8 17.7 U 104
2018-02-09 22:59:43 C 11 05 05.31 +14 51 38.5 17.7 U 104
2018-02-09 23:03:13 C 11 05 07.31 +14 54 14.1 17.7 U 104
2018-02-10 00:46:24 C 11 06 06.06 +16 12 02.1 – S L01
2018-02-10 00:47:52 C 11 06 06.92 +16 13 09.5 – S L01
2018-02-10 00:49:28 C 11 06 07.88 +16 14 23.2 – S L01
2018-02-10 00:50:26 C 11 06 08.56 +16 15 05.0 – q 595
2018-02-10 00:51:05 C 11 06 08.83 +16 15 37.9 – S L01
2018-02-10 00:51:44 C 11 06 09.33 +16 16 04.1 – q 595
2018-02-10 00:53:02 C 11 06 10.10 +16 17 04.1 – q 595
2018-02-10 00:54:19 C 11 06 10.85 +16 18 03.6 – q 595
2018-02-10 00:55:37 C 11 06 11.63 +16 19 04.1 – q 595
2018-02-10 01:17:00 C 11 06 24.42 +16 35 34.5 – q 595
2018-02-10 01:19:36 C 11 06 26.01 +16 37 35.2 – q 595
2018-02-10 01:25:06 C 11 06 34.29 +16 41 18.3 – U J95
2018-02-10 01:26:51 C 11 06 35.34 +16 42 39.9 – U J95
2018-02-10 01:30:09 C 11 06 37.37 +16 45 13.9 – U J95
2018-02-10 06:40:10 C 11 10 44.76 +21 02 30.6 – U I52
2018-02-10 06:40:20 C 11 10 44.89 +21 02 39.7 – U I52
2018-02-10 06:40:32 C 11 10 45.03 +21 02 49.6 – U I52
2018-02-10 06:40:42 C 11 10 45.16 +21 02 58.8 – U I52
2018-02-10 23:55:24 C 11 30 02.90 +38 35 45.0 – U 204
2018-02-10 23:57:24 C 11 30 05.78 +38 38 04.8 – U 204
2018-02-10 23:59:24 C 11 30 08.66 +38 40 24.3 – U 204
2018-02-11 00:01:25 C 11 30 11.53 +38 42 43.6 – U 204
2018-02-11 00:03:25 C 11 30 14.41 +38 45 02.8 – U 204
2018-02-12 22:48:06 C 17 46 45.33 +78 11 16.4 – U J95
2018-02-12 22:58:20 C 17 49 24.33 +78 09 29.0 – U J95
2018-02-12 23:23:21 C 17 55 46.65 +78 04 45.0 – U J95