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
2002-05-14 20:36:16 C 10 50 49.85 +66 12 51.7 d 540
2002-05-14 20:38:51 C 10 50 49.93 +66 12 44.8 d 540
2002-05-30 20:42:14 C 11 06 37.95 +50 03 11.8 d 540
2002-05-30 20:47:29 C 11 06 38.13 +50 02 57.8 d 540
2002-05-30 20:52:43 C 11 06 38.31 +50 02 43.6 d 540
2002-05-30 21:49:01 C 11 06 40.36 +50 00 18.7 c 587
2002-05-30 21:51:40 C 11 06 40.47 +50 00 13.0 c 587
2002-05-30 21:54:17 C 11 06 40.49 +50 00 04.8 c 587
2002-06-22 08:21:55 C 11 25 32.86 +26 42 51.8 c 413
2002-06-23 09:17:23 C 11 26 19.34 +25 39 37.3 m 413
2002-06-23 09:19:12 C 11 26 19.40 +25 39 32.9 m 413
2002-06-23 09:20:59 C 11 26 19.44 +25 39 28.6 m 413
2002-07-30 09:17:02 C 11 41 11.38 -08 21 00.1 m 413
2002-07-30 09:19:02 C 11 41 11.38 -08 21 05.0 m 413
2002-07-31 09:39:04 C 11 40 57.70 -09 09 30.0 c 413
2002-07-31 09:41:02 C 11 40 57.68 -09 09 34.0 c 413
2002-07-31 09:43:00 C 11 40 57.68 -09 09 38.0 c 413
2003-03-31 08:29:48 C 20 23 56.05 -09 01 01.5 d 809
2003-03-31 08:31:39 C 20 23 56.42 -09 01 03.2 d 809
2003-03-31 08:33:31 C 20 23 56.77 -09 01 04.6 d 809
2005-02-09 16:58:16 C 20 21 23.57 +46 30 10.5 o 084
2005-03-09 17:51:52 C 20 13 12.15 +60 03 28.1 o 084
2005-03-09 17:56:34 C 20 13 12.08 +60 03 33.5 o 084
2005-04-03 01:21:19 C 19 38 48.21 +71 53 26.6 o 461
2005-04-03 01:22:48 C 19 38 47.96 +71 53 28.4 o 461
2005-04-03 01:24:17 C 19 38 47.71 +71 53 30.3 o 461
2005-04-03 01:25:47 C 19 38 47.51 +71 53 32.5 o 461
2005-04-03 01:27:17 C 19 38 47.30 +71 53 34.5 o 461
2005-04-27 06:39:44 C 15 03 13.48 +79 53 48.8 18.9 c 704
2005-04-27 06:53:47 C 15 03 02.38 +79 53 40.5 19.8 c 704
2005-04-27 07:08:46 C 15 02 50.56 +79 53 31.5 19.3 c 704
2005-04-27 07:25:48 C 15 02 36.94 +79 53 20.8 18.8 c 704
2005-04-27 07:39:28 C 15 02 26.34 +79 53 11.9 19.0 c 704
2005-05-28 20:12:25 C 11 28 42.00 +50 59 07.1 o 461
2005-05-28 20:13:14 C 11 28 41.98 +50 59 04.4 o 461
2005-05-28 20:14:04 C 11 28 41.97 +50 59 01.6 o 461
2005-05-28 20:14:55 C 11 28 41.89 +50 58 59.3 o 461
2005-05-28 20:15:44 C 11 28 41.83 +50 58 56.4 o 461
2005-05-28 20:16:35 C 11 28 41.78 +50 58 53.9 o 461
2005-05-28 20:17:24 C 11 28 41.74 +50 58 51.2 o 461
2005-05-28 20:19:01 C 11 28 41.69 +50 58 46.4 o 461
2005-06-06 04:50:04 C 11 20 24.14 +40 23 49.5 r 703
2005-06-06 05:14:06 C 11 20 23.17 +40 22 31.9 r 703
2005-06-06 05:26:10 C 11 20 22.59 +40 21 53.2 r 703
2005-06-10 21:55:56 C 11 17 20.01 +34 20 14.2 19.1 o 130
2005-06-10 22:07:11 C 11 17 19.72 +34 19 37.5 19.0 o 130
2007-04-30 19:14:13 C 04 45 17.13 +47 32 28.0 o 461
2007-04-30 19:16:33 C 04 45 17.86 +47 32 33.2 o 461
2007-04-30 19:18:53 C 04 45 18.47 +47 32 36.2 o 461
2007-05-02 19:10:56 C 04 57 13.81 +48 27 14.3 o 461
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)