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
2025-11-29 10:54:38 C 05 03 50.786 +20 18 30.46 V T05
2025-11-29 11:10:22 C 05 03 49.906 +20 18 27.07 V T05
2025-11-29 15:33:05 C 05 03 37.23 +20 17 25.1 V D29
2025-11-29 15:53:27 C 05 03 36.10 +20 17 20.7 V D29
2025-11-29 16:13:48 C 05 03 34.96 +20 17 16.3 V D29
2025-11-30 09:50:45 C 05 02 40.658 +20 13 24.13 V T05
2025-11-30 09:58:35 C 05 02 40.198 +20 13 22.69 V T05
2025-11-30 10:28:29 C 05 02 38.417 +20 13 15.85 V T05
2025-11-30 12:13:14 C 05 02 32.189 +20 12 51.37 V T05
2025-11-30 23:50:32 C 05 01 55.001 +20 09 58.68 Z C23
2025-12-01 00:09:08 C 05 01 53.940 +20 09 54.43 Z C23
2025-12-02 04:39:57 C 05 00 16.816 +20 03 03.53 V 703
2025-12-02 04:44:03 C 05 00 16.549 +20 03 02.02 V 703
2025-12-02 04:48:09 C 05 00 16.247 +20 03 01.55 V 703
2025-12-02 04:52:14 C 05 00 16.002 +20 03 00.61 V 703
2025-12-05 20:25:22 B 04 54 23.682 +19 38 30.65 V 160
2025-12-05 20:28:12 B 04 54 23.463 +19 38 30.84 V 160
2025-12-05 20:31:03 B 04 54 23.226 +19 38 30.27 V 160
2025-12-08 01:07:50 B 04 50 09.288 +19 21 17.64 X J51
2025-12-08 01:19:10 B 04 50 08.222 +19 21 13.75 X J51
2025-12-08 01:30:24 B 04 50 07.186 +19 21 09.50 X J51
2025-12-08 06:08:35 C 04 49 42.816 +19 19 55.42 V W68
2025-12-08 06:12:37 C 04 49 42.442 +19 19 54.08 V W68
2025-12-08 06:20:01 C 04 49 41.738 +19 19 51.49 V W68
2025-12-08 06:24:51 C 04 49 41.292 +19 19 48.40 V W68
2025-12-08 07:00:47 C 04 49 37.982 +19 19 35.76 V W68
2025-12-08 07:05:09 C 04 49 37.608 +19 19 34.46 V W68
2025-12-08 07:07:17 C 04 49 39.746 +19 19 11.39 V T05
2025-12-08 07:11:59 C 04 49 39.324 +19 19 09.91 V T05
2025-12-08 07:14:40 C 04 49 39.022 +19 19 09.01 V T05
2025-12-08 07:20:12 C 04 49 38.554 +19 19 07.21 V T05
2025-12-08 07:26:15 C 04 49 37.973 +19 19 04.91 V T05
2025-12-08 07:50:24 C 04 49 35.741 +19 18 56.88 V T05
2025-12-08 08:38:51 C 04 49 29.849 +19 18 35.60 V 703
2025-12-08 08:42:05 C 04 49 29.550 +19 18 33.98 V 703
2025-12-08 08:45:20 C 04 49 29.248 +19 18 32.72 V 703
2025-12-08 08:48:34 C 04 49 28.934 +19 18 31.46 V 703
2025-12-08 20:42:19 B 04 48 27.43 +19 14 05.7 X R93
2025-12-08 20:44:38 B 04 48 27.18 +19 14 03.8 X R93
2025-12-08 20:46:58 B 04 48 26.88 +19 14 03.5 X R93
2025-12-08 21:59:46 B 04 48 20.350 +19 13 40.62 Z R52
2025-12-08 22:06:53 B 04 48 19.649 +19 13 38.06 Z R52
2025-12-08 22:13:32 B 04 48 19.008 +19 13 35.58 Z R52
2025-12-08 23:40:50 B 04 48 10.932 +19 13 07.54 X J51
2025-12-08 23:51:34 B 04 48 09.886 +19 13 03.61 X J51
2025-12-09 00:02:21 B 04 48 08.806 +19 12 59.62 X J51
2025-12-09 07:16:22 C 04 47 28.763 +19 10 14.52 V 703
2025-12-09 07:19:40 C 04 47 28.410 +19 10 13.22 V 703
2025-12-09 07:22:54 C 04 47 28.115 +19 10 12.04 V 703
2025-12-09 07:26:09 C 04 47 27.791 +19 10 10.74 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)