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
2025-12-16 15:49:30 C 04 27 10.11 +17 44 06.2 V D29
2025-12-16 16:09:52 C 04 27 07.04 +17 43 53.3 V D29
2025-12-16 16:30:14 C 04 27 03.98 +17 43 40.3 V D29
2025-12-16 18:48:39 C 04 26 46.23 +17 42 05.1 X L04
2025-12-16 18:53:38 C 04 26 45.49 +17 42 02.1 X L04
2025-12-16 18:58:26 C 04 26 44.78 +17 41 59.2 X L04
2025-12-17 07:23:04 C 04 24 55.280 +17 34 11.60 V 703
2025-12-17 07:26:22 C 04 24 54.760 +17 34 09.50 V 703
2025-12-17 07:29:39 C 04 24 54.250 +17 34 07.30 V 703
2025-12-17 07:32:57 C 04 24 53.720 +17 34 05.20 V 703
2025-12-17 10:10:27 C 04 24 30.638 +17 32 29.83 V T05
2025-12-17 10:15:41 C 04 24 29.815 +17 32 26.30 V T05
2025-12-17 10:23:05 C 04 24 28.644 +17 32 21.34 V T05
2025-12-17 10:37:38 C 04 24 26.338 +17 32 11.54 V T05
2025-12-17 19:22:03 B 04 23 09.830 +17 26 09.45 W L92
2025-12-17 19:31:14 B 04 23 08.436 +17 26 03.68 W L92
2025-12-17 19:42:27 B 04 23 06.644 +17 25 56.16 W L92
2025-12-17 19:49:36 B 04 23 05.503 +17 25 51.24 W L92
2025-12-17 23:09:18 C 04 22 33.869 +17 23 28.54 Z C23
2025-12-17 23:31:05 C 04 22 30.305 +17 23 13.74 Z C23
2025-12-18 14:57:24 C 04 20 06.336 +17 13 09.73 V P07
2025-12-18 15:25:16 C 04 20 01.589 +17 12 49.32 V P07
2025-12-18 15:48:12 C 04 19 57.682 +17 12 32.58 V P07
2025-12-18 16:12:39 C 04 19 53.518 +17 12 14.44 V P07
2025-12-19 21:27:43 C 04 15 04.078 +16 49 19.16 Z C23
2025-12-19 22:19:29 C 04 14 54.732 +16 48 37.80 Z C23
2025-12-20 02:09:14 C 04 14 15.14 +16 46 29.0 834
2025-12-20 03:05:04 C 04 14 04.84 +16 45 43.4 834
2025-12-20 04:50:57 C 04 13 47.489 +16 43 34.57 V 703
2025-12-20 04:54:17 C 04 13 46.870 +16 43 31.66 V 703
2025-12-20 04:57:37 C 04 13 46.254 +16 43 28.92 V 703
2025-12-20 05:00:59 C 04 13 45.624 +16 43 26.36 V 703
2025-12-20 15:00:17 C 04 12 00.060 +16 34 52.40 V 168
2025-12-20 15:27:35 C 04 11 55.030 +16 34 30.10 V 168
2025-12-20 15:57:38 C 04 11 49.440 +16 34 05.30 V 168
2025-12-20 16:21:34 C 04 11 44.970 +16 33 45.40 V 168
2025-12-20 16:51:38 C 04 11 39.360 +16 33 20.10 V 168
2025-12-20 17:19:34 C 04 11 34.140 +16 32 56.50 V 168
2025-12-20 17:49:37 C 04 11 28.490 +16 32 31.20 V 168
2025-12-20 18:09:33 C 04 11 24.750 +16 32 14.50 V 168
2025-12-20 19:51:34 B 04 11 07.058 +16 30 53.53 W 130
2025-12-20 19:54:55 B 04 11 06.417 +16 30 50.81 W 130
2025-12-20 19:58:57 B 04 11 05.649 +16 30 47.32 W 130
2025-12-20 20:02:18 B 04 11 05.011 +16 30 44.66 W 130
2025-12-21 12:41:01 C 04 07 59.635 +16 16 52.43 V P07
2025-12-21 12:43:43 C 04 07 59.062 +16 16 50.12 V P07
2025-12-21 15:28:58 C 04 07 25.531 +16 14 20.76 V P07
2025-12-21 15:44:30 C 04 07 22.356 +16 14 06.25 V P07
2025-12-21 16:23:10 C 04 07 14.491 +16 13 30.14 V P07
2025-12-21 19:44:51 C 04 06 37.922 +16 09 32.36 Z C23
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)