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
2022-05-31 08:46:25 C 19 52 54.332 -18 52 11.10 V 703
2022-06-01 08:43:56 C 19 50 44.372 -18 57 45.32 V G96
2022-06-01 08:53:20 C 19 50 43.494 -18 57 48.31 V G96
2022-06-01 09:02:45 C 19 50 42.608 -18 57 49.75 V G96
2022-06-01 09:12:08 C 19 50 41.701 -18 57 52.20 V G96
2022-06-03 05:19:05 C 19 46 37.28 -19 07 58.1 V W94
2022-06-03 05:27:16 C 19 46 36.49 -19 08 00.2 V W94
2022-06-03 05:35:33 C 19 46 35.68 -19 08 02.3 V W94
2025-09-30 09:22:57 C 04 48 36.302 +21 35 29.72 V V00
2025-09-30 09:31:02 C 04 48 36.641 +21 35 30.12 V V00
2025-09-30 09:39:04 C 04 48 36.976 +21 35 30.55 V V00
2025-09-30 09:47:06 C 04 48 37.318 +21 35 31.02 V V00
2025-09-30 12:34:39 C 04 48 44.598 +21 35 39.63 X F52
2025-09-30 13:09:40 C 04 48 46.052 +21 35 41.40 X F52
2025-09-30 13:27:28 C 04 48 46.788 +21 35 42.29 X F52
2025-10-19 09:51:38 C 05 05 33.007 +21 44 14.10 V V00
2025-10-19 09:52:32 C 05 05 33.040 +21 44 14.14 V V00
2025-10-19 09:59:42 C 05 05 33.227 +21 44 13.99 V V00
2025-10-19 10:00:35 C 05 05 33.263 +21 44 14.06 V V00
2025-10-19 10:07:44 C 05 05 33.443 +21 44 13.88 V V00
2025-10-19 10:08:38 C 05 05 33.482 +21 44 13.99 V V00
2025-10-19 10:15:46 C 05 05 33.677 +21 44 13.81 V V00
2025-10-19 10:16:40 C 05 05 33.702 +21 44 14.06 V V00
2025-10-27 08:18:46 C 05 10 22.850 +21 40 37.10 V G96
2025-10-27 08:26:10 C 05 10 22.990 +21 40 36.90 V G96
2025-10-27 08:33:34 C 05 10 23.120 +21 40 36.90 V G96
2025-10-27 08:40:56 C 05 10 23.260 +21 40 36.60 V G96
2025-11-11 13:00:26 C 05 14 04.094 +21 19 46.67 V T05
2025-11-11 13:08:08 C 05 14 04.133 +21 19 45.30 V T05
2025-11-11 13:12:44 C 05 14 04.102 +21 19 45.01 V T05
2025-11-11 13:27:54 C 05 14 04.025 +21 19 43.50 V T05
2025-11-13 20:24:28 C 05 13 47.97 +21 14 32.4 V D29
2025-11-13 20:44:50 C 05 13 47.78 +21 14 30.1 V D29
2025-11-13 21:05:12 C 05 13 47.57 +21 14 28.1 V D29
2025-11-15 08:06:49 C 05 13 30.036 +21 10 53.94 V G96
2025-11-15 08:14:11 C 05 13 29.906 +21 10 52.68 V G96
2025-11-15 08:21:33 C 05 13 29.802 +21 10 51.96 V G96
2025-11-15 08:28:56 C 05 13 29.701 +21 10 51.06 V G96
2025-11-17 12:16:07 C 05 12 49.632 +21 05 04.16 V T05
2025-11-17 12:20:41 C 05 12 49.560 +21 05 03.77 V T05
2025-11-17 13:02:03 C 05 12 48.725 +21 04 58.44 V T05
2025-11-17 13:43:16 C 05 12 47.962 +21 04 53.18 V T05
2025-11-18 17:09:00 C 05 12 20.80 +21 01 28.4 V D29
2025-11-18 17:10:16 C 05 12 20.78 +21 01 28.1 V D29
2025-11-18 17:29:22 C 05 12 20.34 +21 01 25.9 V D29
2025-11-18 17:30:38 C 05 12 20.33 +21 01 25.7 V D29
2025-11-18 17:49:43 C 05 12 19.88 +21 01 23.3 V D29
2025-11-18 17:51:00 C 05 12 19.88 +21 01 23.1 V D29
2025-11-19 19:43:29 C 05 11 48.95 +20 58 00.5 V D29
2025-11-19 19:44:45 C 05 11 48.94 +20 58 00.4 V D29
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)