242708 (2005 UK1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6953808773 ± 1.80e-09
Semi-major axis (a)2.5015982312 AU ± 6.51e-10
Inclination (i)0.79207118° ± 4.25e-07
Long. of Asc. Node (Ω)180.29526416° ± 8.12e-05
Arg. of Perihelion (ω)345.92574804° ± 8.11e-05
Mean Anomaly (M)338.08434242° ± 4.37e-07
Mean Motion (n)0.2491070016°/day ± 9.72e-11
Perihelion dist (q)0.76203466 AU ± 4.51e-09
Aphelion dist (Q)4.24116180 AU ± 4.64e-09
Orbital Period3.95663822 yr ± 1.54e-09
Physical Parameters
H (abs. magnitude)18.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.194″
Uncertainty0
Orbit TypeApollo
MOID0.011058 AU
Observations Used984
Radar Obs Used4
Oppositions7
Arc Total2005-2026
First Observation Used2005-10-24
Last Observation Used2026-01-10
Observations (1143)
Date Type RA Dec Mag Band Observatory
2022-04-14 08:21:27 C 20 45 04.642 -16 39 45.25 V W68
2022-04-14 08:25:25 C 20 45 04.514 -16 39 45.76 V W68
2022-04-14 08:35:52 C 20 45 04.315 -16 39 46.58 V W68
2022-04-14 08:49:33 C 20 45 03.962 -16 39 46.12 V W68
2022-04-21 08:09:25 C 20 41 48.000 -16 43 45.84 V W68
2022-04-21 08:13:32 C 20 41 47.887 -16 43 46.38 V W68
2022-04-21 08:21:03 C 20 41 47.698 -16 43 47.21 V W68
2022-04-21 08:37:54 C 20 41 47.309 -16 43 46.63 V W68
2022-04-28 13:39:57 S 20 37 53.11 -16 50 37.8 L C51
2022-04-28 16:47:53 S 20 37 48.15 -16 50 47.8 L C51
2022-04-28 19:55:50 S 20 37 43.13 -16 50 58.6 L C51
2022-04-28 23:03:48 S 20 37 38.10 -16 51 09.6 L C51
2022-04-29 00:37:52 S 20 37 35.49 -16 51 14.5 L C51
2022-04-29 02:11:45 S 20 37 33.04 -16 51 19.7 L C51
2022-04-29 06:53:46 S 20 37 25.43 -16 51 37.2 L C51
2022-04-29 09:01:07 C 20 37 22.913 -16 51 37.62 V W68
2022-04-29 09:05:42 C 20 37 22.776 -16 51 38.12 V W68
2022-04-29 09:13:50 C 20 37 22.514 -16 51 39.06 V W68
2022-04-29 09:39:15 C 20 37 21.720 -16 51 40.50 V W68
2022-04-29 10:01:43 S 20 37 20.263 -16 51 47.81 L C51
2022-05-02 10:29:13 C 20 35 12.296 -16 56 51.07 V 703
2022-05-02 10:38:06 C 20 35 11.962 -16 56 53.34 V 703
2022-05-02 10:46:58 C 20 35 11.656 -16 56 53.23 V 703
2022-05-02 10:55:50 C 20 35 11.375 -16 56 55.10 V 703
2022-05-05 11:16:36 C 20 32 40.564 -17 03 08.53 V G96
2022-05-05 11:20:45 C 20 32 40.380 -17 03 09.07 V G96
2022-05-05 11:24:56 C 20 32 40.211 -17 03 09.54 V G96
2022-05-05 11:29:04 C 20 32 40.038 -17 03 09.83 V G96
2022-05-10 08:39:32 C 20 27 43.846 -17 16 04.30 V W68
2022-05-10 08:42:10 C 20 27 43.723 -17 16 03.94 V W68
2022-05-10 08:46:47 C 20 27 43.505 -17 16 04.55 V W68
2022-05-10 08:54:32 C 20 27 43.068 -17 16 05.99 V W68
2022-05-10 10:43:29 C 20 27 38.164 -17 16 36.37 V 703
2022-05-10 10:50:42 C 20 27 37.757 -17 16 37.34 V 703
2022-05-10 10:57:56 C 20 27 37.343 -17 16 38.68 V 703
2022-05-10 11:05:09 C 20 27 37.152 -17 16 38.14 V 703
2022-05-14 10:41:07 C 20 22 42.517 -17 30 20.16 V G96
2022-05-14 10:48:03 C 20 22 42.100 -17 30 21.35 V G96
2022-05-14 10:54:59 C 20 22 41.686 -17 30 22.57 V G96
2022-05-14 11:01:56 C 20 22 41.257 -17 30 23.72 V G96
2022-05-25 12:28:20 C 20 04 46.564 -18 20 29.70 U F52
2022-05-25 13:01:28 C 20 04 43.809 -18 20 37.14 U F52
2022-05-25 13:18:07 C 20 04 42.414 -18 20 40.82 U F52
2022-05-27 08:26:28 C 20 01 12.554 -18 29 57.01 V W68
2022-05-27 08:32:29 C 20 01 12.010 -18 29 58.67 V W68
2022-05-27 09:11:23 C 20 01 08.635 -18 30 07.09 V W68
2022-05-27 09:19:15 C 20 01 07.985 -18 30 08.82 V W68
2022-05-31 08:22:10 C 19 52 56.615 -18 52 04.84 V 703
2022-05-31 08:30:15 C 19 52 55.837 -18 52 06.85 V 703
2022-05-31 08:38:20 C 19 52 55.117 -18 52 08.62 V 703
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-05-19 22:00:00 34179.035 0.1 Hz 2380 -1 -1
2014-05-19 22:35:00 94512912.66 4 us 2380 -1 -1
2014-05-19 23:38:00 94464208.72 1 us 2380 -1 -1
2014-05-19 23:38:00 28999.5578 0.03 Hz 2380 -1 -1
2014-05-21 23:49:00 94922618.01 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)