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
2019-10-28 05:56:23 C 21 32 05.601 -10 29 00.50 U F52
2019-10-29 05:15:17 C 21 32 07.257 -10 33 31.12 U F52
2019-10-29 05:30:10 C 21 32 07.260 -10 33 34.25 U F52
2019-10-29 05:45:05 C 21 32 07.288 -10 33 36.82 U F52
2019-10-29 05:59:55 C 21 32 07.292 -10 33 39.80 U F52
2019-12-06 01:19:22 C 21 47 44.44 -11 54 05.1 V G96
2019-12-06 01:26:13 C 21 47 44.62 -11 54 04.3 V G96
2019-12-06 01:33:05 C 21 47 44.89 -11 54 04.8 V G96
2019-12-06 01:39:57 C 21 47 45.10 -11 54 05.3 V G96
2021-01-10 13:25:41 C 16 59 57.82 -05 32 42.0 U I41
2021-01-10 13:29:14 C 16 59 58.14 -05 32 41.4 U I41
2021-01-10 13:32:45 C 16 59 58.48 -05 32 40.5 U I41
2021-01-10 13:36:16 C 16 59 58.81 -05 32 40.1 U I41
2021-01-10 13:39:49 C 16 59 59.16 -05 32 39.3 U I41
2021-01-17 13:44:12 C 17 15 32.00 -05 00 52.5 U I41
2021-01-17 13:47:40 C 17 15 32.31 -05 00 51.7 U I41
2021-01-18 13:43:50 C 17 17 40.32 -04 55 50.1 U I41
2021-01-18 13:50:45 C 17 17 40.91 -04 55 48.1 U I41
2021-02-03 13:13:08 C 17 49 08.63 -03 19 31.4 U I41
2021-02-03 13:17:29 C 17 49 08.95 -03 19 30.2 U I41
2021-02-03 13:21:50 C 17 49 09.27 -03 19 28.9 U I41
2021-02-03 13:26:10 C 17 49 09.59 -03 19 27.7 U I41
2021-02-03 13:30:30 C 17 49 09.93 -03 19 26.4 U I41
2021-02-04 13:11:01 C 17 50 56.59 -03 12 34.4 U I41
2021-02-04 13:15:16 C 17 50 56.88 -03 12 33.1 U I41
2021-02-04 13:19:32 C 17 50 57.19 -03 12 32.1 U I41
2021-02-04 13:23:49 C 17 50 57.52 -03 12 31.3 U I41
2021-02-04 13:28:05 C 17 50 57.83 -03 12 29.4 U I41
2021-02-05 13:12:45 C 17 52 43.61 -03 05 30.2 U I41
2021-02-05 13:21:25 C 17 52 44.24 -03 05 28.2 U I41
2021-02-05 13:25:44 C 17 52 44.58 -03 05 26.8 U I41
2021-02-06 13:09:51 C 17 54 29.15 -02 58 21.7 U I41
2021-02-06 13:26:45 C 17 54 30.37 -02 58 16.8 U I41
2021-02-07 13:07:01 C 17 56 13.47 -02 51 06.5 U I41
2021-02-07 13:11:15 C 17 56 13.79 -02 51 05.1 U I41
2021-02-07 13:15:31 C 17 56 14.09 -02 51 04.0 U I41
2021-02-07 13:19:48 C 17 56 14.39 -02 51 02.6 U I41
2021-02-07 13:24:04 C 17 56 14.70 -02 51 01.2 U I41
2021-03-15 14:19:32 C 18 45 14.30 +02 27 48.9 V T08
2021-03-15 14:25:31 C 18 45 14.55 +02 27 52.4 V T08
2021-03-15 14:34:54 C 18 45 14.93 +02 27 56.2 V T08
2021-03-15 15:02:12 C 18 45 16.04 +02 28 06.2 V T08
2021-08-31 05:58:57 C 17 37 17.937 +03 49 27.20 U F52
2021-08-31 06:02:40 C 17 37 17.967 +03 49 25.66 U F52
2021-08-31 06:11:55 C 17 37 18.029 +03 49 21.93 U F52
2021-08-31 06:15:38 C 17 37 18.062 +03 49 20.45 U F52
2021-08-31 06:24:56 C 17 37 18.135 +03 49 16.64 U F52
2021-08-31 06:28:41 C 17 37 18.158 +03 49 15.19 U F52
2021-08-31 06:37:58 C 17 37 18.228 +03 49 11.29 U F52
2021-08-31 06:41:44 C 17 37 18.253 +03 49 09.83 U F52
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)