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
2025-11-19 20:03:51 C 05 11 48.44 +20 57 57.6 V D29
2025-11-19 20:05:07 C 05 11 48.43 +20 57 57.4 V D29
2025-11-19 20:24:13 C 05 11 47.95 +20 57 54.5 V D29
2025-11-19 20:25:29 C 05 11 47.94 +20 57 54.3 V D29
2025-11-20 19:50:49 C 05 11 16.63 +20 54 42.8 V D29
2025-11-20 20:11:11 C 05 11 16.13 +20 54 39.4 V D29
2025-11-20 21:47:45 B 05 11 15.298 +20 54 23.90 X R63
2025-11-20 22:08:43 B 05 11 14.734 +20 54 21.28 X R63
2025-11-21 18:07:05 C 05 10 43.95 +20 51 31.7 V D29
2025-11-21 18:28:43 C 05 10 43.29 +20 51 28.5 V D29
2025-11-21 18:50:21 C 05 10 42.64 +20 51 25.1 V D29
2025-11-22 21:09:12 B 05 10 00.238 +20 47 22.38 X K19
2025-11-22 21:14:34 B 05 10 00.070 +20 47 21.59 X K19
2025-11-22 21:19:51 B 05 09 59.887 +20 47 21.19 X K19
2025-11-23 14:48:47 C 05 09 26.621 +20 44 41.32 V T05
2025-11-23 14:52:51 C 05 09 26.484 +20 44 40.34 V T05
2025-11-23 15:12:48 C 05 09 25.810 +20 44 36.92 V T05
2025-11-24 10:11:06 C 05 08 50.340 +20 41 32.42 V T05
2025-11-24 10:15:18 C 05 08 50.177 +20 41 31.63 V T05
2025-11-24 10:19:53 C 05 08 49.980 +20 41 31.20 V T05
2025-11-24 10:30:21 C 05 08 49.582 +20 41 29.36 V T05
2025-11-25 09:11:34 C 05 08 02.399 +20 37 34.90 X F52
2025-11-25 09:39:16 C 05 08 01.249 +20 37 30.39 X F52
2025-11-25 09:53:09 C 05 08 00.678 +20 37 28.07 X F52
2025-11-27 11:45:01 C 05 06 01.308 +20 28 13.40 V T08
2025-11-27 11:49:10 C 05 06 01.097 +20 28 12.72 V T08
2025-11-27 12:29:17 C 05 05 59.136 +20 28 04.40 V T08
2025-11-27 17:48:52 C 05 05 45.43 +20 26 56.8 V D29
2025-11-27 18:09:13 C 05 05 44.45 +20 26 52.8 V D29
2025-11-27 18:29:35 C 05 05 43.45 +20 26 48.5 V D29
2025-11-28 10:26:24 C 05 05 01.130 +20 23 39.84 V T05
2025-11-28 11:03:20 C 05 04 59.227 +20 23 32.24 V T05
2025-11-28 11:23:31 C 05 04 58.181 +20 23 28.50 V T05
2025-11-28 11:28:44 C 05 04 57.919 +20 23 27.42 V T05
2025-11-28 12:19:59 C 05 04 55.241 +20 23 16.51 V T05
2025-11-28 21:38:55 B 05 04 30.324 +20 21 12.49 Z R52
2025-11-28 21:49:02 B 05 04 29.808 +20 21 10.73 Z R52
2025-11-28 21:58:07 B 05 04 29.330 +20 21 09.14 Z R52
2025-11-29 01:56:56 B 05 04 16.937 +20 20 22.78 X J51
2025-11-29 02:12:35 B 05 04 16.046 +20 20 19.97 X J51
2025-11-29 02:28:07 B 05 04 15.314 +20 20 16.15 X J51
2025-11-29 08:54:00 C 05 03 56.412 +20 18 51.95 V G96
2025-11-29 08:58:57 C 05 03 57.182 +20 18 54.50 X F52
2025-11-29 09:01:28 C 05 03 56.005 +20 18 50.29 V G96
2025-11-29 09:08:55 C 05 03 55.595 +20 18 48.85 V G96
2025-11-29 09:16:23 C 05 03 55.199 +20 18 46.94 V G96
2025-11-29 09:16:39 C 05 03 56.212 +20 18 50.94 X F52
2025-11-29 09:34:36 C 05 03 55.224 +20 18 47.28 X F52
2025-11-29 10:29:48 C 05 03 52.169 +20 18 35.53 V T05
2025-11-29 10:34:22 C 05 03 51.914 +20 18 34.49 V T05
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)