7888 (1993 UC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6632127379 ± 8.87e-09
Semi-major axis (a)2.4385584054 AU ± 9.76e-10
Inclination (i)26.07788767° ± 1.72e-06
Long. of Asc. Node (Ω)165.87181637° ± 1.96e-06
Arg. of Perihelion (ω)323.03710193° ± 2.74e-06
Mean Anomaly (M)127.64618423° ± 8.85e-07
Mean Motion (n)0.2588287611°/day ± 1.55e-10
Perihelion dist (q)0.82127541 AU ± 2.16e-08
Aphelion dist (Q)4.05584140 AU ± 2.17e-08
Orbital Period3.80802458 yr ± 2.29e-09
Physical Parameters
H (abs. magnitude)15.19
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.229″
Uncertainty0
Orbit TypeApollo
MOID0.086047 AU
Observations Used1303
Radar Obs Used5
Gaia Obs Used79
Oppositions21
Arc Total1989-2023
First Observation Used1989-10-28
Last Observation Used2023-09-10
Observations (1346)
Date Type RA Dec Mag Band Observatory
2017-05-16 00:28:28 C 17 51 02.86 +20 28 38.9 q 160
2017-05-18 00:23:20 C 17 48 22.28 +20 41 35.5 q 160
2017-05-18 00:26:21 C 17 48 22.10 +20 41 35.9 q 160
2017-05-18 00:29:22 C 17 48 21.92 +20 41 36.7 q 160
2017-05-19 10:29:04 C 17 46 25.05 +20 49 41.9 q G96
2017-05-19 10:35:03 C 17 46 24.69 +20 49 43.2 q G96
2017-05-19 10:41:03 C 17 46 24.34 +20 49 44.5 q G96
2017-05-19 10:47:02 C 17 46 23.98 +20 49 45.9 q G96
2017-05-21 08:43:27 C 17 43 43.13 +20 59 08.0 q 703
2017-05-21 08:51:51 C 17 43 42.77 +20 59 11.0 q 703
2017-05-21 09:00:14 C 17 43 42.30 +20 59 13.0 q 703
2017-05-21 09:08:40 C 17 43 41.76 +20 59 14.5 q 703
2017-05-26 08:32:12 C 17 36 30.93 +21 15 21.0 q 703
2017-05-26 08:52:26 C 17 36 29.63 +21 15 22.4 q 703
2017-05-26 09:00:08 C 17 36 29.16 +21 15 23.0 q 703
2017-05-26 09:07:50 C 17 36 28.70 +21 15 23.9 q 703
2017-05-26 10:11:55 C 17 36 24.63 +21 15 28.9 q G96
2017-05-26 10:17:53 C 17 36 24.28 +21 15 29.5 q G96
2017-05-26 10:23:51 C 17 36 23.91 +21 15 30.0 q G96
2017-05-26 10:29:49 C 17 36 23.53 +21 15 30.5 q G96
2017-05-26 15:30:33 C 17 36 05.52 +21 15 54.6 q D29
2017-05-26 15:50:55 C 17 36 04.25 +21 15 56.3 q D29
2017-05-26 16:11:16 C 17 36 02.97 +21 15 58.0 q D29
2017-05-26 23:02:13 C 17 35 37.85 +21 16 27.4 q 160
2017-05-26 23:05:11 C 17 35 37.68 +21 16 27.8 q 160
2017-05-26 23:08:08 C 17 35 37.50 +21 16 28.3 q 160
2017-05-27 12:59:33 C 17 34 46.25 +21 17 24.6 L T08
2017-05-27 13:21:34 C 17 34 44.91 +21 17 26.5 L T08
2017-05-27 13:47:07 C 17 34 43.34 +21 17 28.6 L T08
2017-05-27 14:12:55 C 17 34 41.61 +21 17 28.4 L T08
2017-05-28 00:50:58 C 17 34 02.81 +21 18 02.4 q 160
2017-05-28 00:53:57 C 17 34 02.62 +21 18 02.7 q 160
2017-05-28 00:56:56 C 17 34 02.43 +21 18 03.0 q 160
2017-05-28 11:48:28 C 17 33 22.44 +21 18 34.6 L T05
2017-05-28 12:13:49 C 17 33 20.86 +21 18 35.7 L T05
2017-05-28 12:33:02 C 17 33 19.65 +21 18 36.2 L T05
2017-05-30 12:52:58 C 17 30 21.44 +21 19 34.4 L T08
2017-05-30 12:59:25 C 17 30 20.91 +21 19 34.4 L T08
2017-05-30 13:31:45 C 17 30 19.02 +21 19 35.6 L T08
2017-05-30 13:58:54 C 17 30 17.23 +21 19 34.9 L T08
2017-05-31 23:18:04 C 17 28 14.83 +21 19 02.0 q 160
2017-05-31 23:21:02 C 17 28 14.65 +21 19 02.0 q 160
2017-05-31 23:24:01 C 17 28 14.47 +21 19 02.0 q 160
2017-06-01 09:04:12 C 17 27 39.076 +21 18 45.16 L F51
2017-06-01 09:23:37 C 17 27 37.855 +21 18 44.52 L F51
2017-06-01 09:43:01 C 17 27 36.636 +21 18 43.85 L F51
2017-06-01 10:02:26 C 17 27 35.414 +21 18 43.17 L F51
2017-06-02 10:00:45 C 17 26 07.16 +21 17 33.4 q G96
2017-06-02 10:06:44 C 17 26 06.79 +21 17 32.9 q G96
2017-06-02 10:12:43 C 17 26 06.41 +21 17 32.6 q G96
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2013-03-13 18:45:00 148881122.87 8 us 2380 -1 -1
2013-03-14 20:13:00 142057659.16 4 us 2380 -1 -1
2013-03-15 18:46:00 136876892.94 4 us 2380 -1 -1
2013-03-16 18:16:00 132438120.25 4 us 2380 -1 -1
2013-03-17 19:34:00 128851479.83 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)