188174 (2002 JC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3906747612 ± 4.53e-08
Semi-major axis (a)0.8189080356 AU ± 1.15e-09
Inclination (i)40.85788442° ± 4.52e-06
Long. of Asc. Node (Ω)69.38160833° ± 1.44e-06
Arg. of Perihelion (ω)306.91095674° ± 5.97e-06
Mean Anomaly (M)96.90941731° ± 1.31e-05
Mean Motion (n)1.3300243041°/day ± 2.80e-09
Perihelion dist (q)0.49898133 AU ± 3.71e-08
Aphelion dist (Q)1.13883474 AU ± 3.72e-08
Orbital Period0.74105885 yr ± 1.56e-09
Physical Parameters
H (abs. magnitude)17.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.265″
Uncertainty0
Orbit TypeAten
MOID0.092903 AU
Observations Used501
Radar Obs Used3
Gaia Obs Used35
Oppositions9
Arc Total1991-2025
First Observation Used1991-05-16
Last Observation Used2025-06-24
Observations (539)
Date Type RA Dec Mag Band Observatory
2008-05-19 02:51:10 C 12 49 45.55 +64 59 40.6 r H51
2008-05-19 02:51:58 C 12 49 45.22 +64 59 38.4 r H51
2008-05-19 02:52:47 C 12 49 44.84 +64 59 36.0 r H51
2008-05-19 02:53:36 C 12 49 44.50 +64 59 33.9 r H51
2008-05-19 02:54:23 C 12 49 44.20 +64 59 31.7 r H51
2008-05-25 04:01:23 C 11 58 19.88 +57 11 10.3 o H51
2008-05-25 04:02:11 C 11 58 19.60 +57 11 07.6 o H51
2008-05-25 04:03:00 C 11 58 19.40 +57 11 03.9 o H51
2008-05-25 04:03:50 C 11 58 19.14 +57 11 01.0 o H51
2008-05-25 04:04:39 C 11 58 18.88 +57 10 58.1 o H51
2008-05-25 04:06:16 C 11 58 18.36 +57 10 52.0 o H51
2008-05-25 04:07:06 C 11 58 18.16 +57 10 48.9 o H51
2008-05-25 04:07:54 C 11 58 17.91 +57 10 46.0 o H51
2008-05-25 04:08:43 C 11 58 17.65 +57 10 42.9 o H51
2008-05-25 04:10:22 C 11 58 17.19 +57 10 36.9 o H51
2008-05-25 04:12:00 C 11 58 16.68 +57 10 30.8 o H51
2008-05-25 04:12:50 C 11 58 16.46 +57 10 27.7 o H51
2008-05-25 04:13:39 C 11 58 16.20 +57 10 24.7 o H51
2008-05-25 04:14:27 C 11 58 16.00 +57 10 21.3 o H51
2008-05-25 04:15:16 C 11 58 15.73 +57 10 18.9 o H51
2008-05-25 04:16:06 C 11 58 15.48 +57 10 15.6 o H51
2008-05-25 04:16:54 C 11 58 15.24 +57 10 12.2 o H51
2008-05-25 04:17:43 C 11 58 15.01 +57 10 09.3 o H51
2008-05-26 18:29:46 C 11 47 47.23 +54 45 19.4 o B34
2008-05-26 19:26:59 C 11 47 31.88 +54 41 34.6 o B34
2008-05-30 18:29:57 C 11 25 39.12 +48 10 53.1 o B34
2008-05-30 19:40:17 C 11 25 24.27 +48 05 48.5 o B34
2008-05-30 19:43:58 C 11 25 23.57 +48 05 31.8 o B34
2008-06-10 03:55:27 C 10 46 12.10 +29 21 52.8 r 703
2008-06-10 04:01:38 C 10 46 11.35 +29 21 23.8 r 703
2008-06-10 04:07:51 C 10 46 10.48 +29 20 55.8 r 703
2008-06-10 04:14:01 C 10 46 09.66 +29 20 27.2 r 703
2008-06-12 04:04:26 C 10 40 20.53 +25 43 39.5 r 703
2008-06-12 04:10:31 C 10 40 19.88 +25 43 11.8 r 703
2008-06-12 04:16:38 C 10 40 19.12 +25 42 45.0 r 703
2008-06-12 04:22:39 C 10 40 18.30 +25 42 17.8 r 703
2011-01-27 12:28:13 C 17 38 43.18 +31 43 26.2 r 703
2011-01-27 12:35:02 C 17 38 43.69 +31 43 28.0 r 703
2011-01-27 12:41:50 C 17 38 44.23 +31 43 30.2 r 703
2011-01-27 12:48:41 C 17 38 44.62 +31 43 31.5 r 703
2011-03-24 10:47:00 C 18 45 50.05 +40 51 51.9 19.2 c 704
2011-03-24 11:05:26 C 18 45 50.45 +40 52 02.9 19.4 c 704
2011-03-24 11:23:44 C 18 45 51.02 +40 52 15.4 19.2 c 704
2011-04-18 00:53:50 C 18 53 49.02 +48 43 34.4 u 160
2011-04-18 00:56:48 C 18 53 48.97 +48 43 37.8 u 160
2011-04-18 00:59:45 C 18 53 48.99 +48 43 40.6 u 160
2011-04-19 01:16:26 C 18 53 32.22 +49 10 01.3 u 160
2011-04-19 01:19:24 C 18 53 32.13 +49 10 04.3 u 160
2011-04-19 01:22:23 C 18 53 32.06 +49 10 07.4 u 160
2011-04-20 01:18:12 C 18 53 11.30 +49 36 52.8 u 160
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-05-24 13:02:00 124880792.6 2 us 2380 -1 -1
2014-05-25 14:09:00 126020247.65 2 us 2380 -1 -1
2014-05-26 13:50:00 128627766.03 2 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)