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
2025-12-09 11:04:59 C 04 47 07.193 +19 08 53.12 V T08
2025-12-09 11:09:37 C 04 47 06.720 +19 08 51.29 V T08
2025-12-09 11:18:40 C 04 47 05.810 +19 08 47.62 V T08
2025-12-09 14:54:24 C 04 46 46.65 +19 07 18.2 V D29
2025-12-09 15:14:46 C 04 46 44.57 +19 07 10.5 V D29
2025-12-09 15:35:08 C 04 46 42.52 +19 07 02.5 V D29
2025-12-10 08:56:07 C 04 45 01.631 +19 00 08.17 V 703
2025-12-10 08:59:20 C 04 45 01.321 +19 00 06.73 V 703
2025-12-10 09:02:33 C 04 45 00.968 +19 00 05.47 V 703
2025-12-10 09:05:46 C 04 45 00.637 +19 00 04.21 V 703
2025-12-10 09:49:25 C 04 44 56.101 +18 59 45.42 V G96
2025-12-10 09:56:50 C 04 44 55.334 +18 59 42.22 V G96
2025-12-10 10:04:16 C 04 44 54.560 +18 59 39.01 V G96
2025-12-10 10:11:42 C 04 44 53.794 +18 59 35.81 V G96
2025-12-10 10:24:00 C 04 44 53.659 +18 59 39.52 V T05
2025-12-10 10:31:46 C 04 44 52.824 +18 59 36.28 V T05
2025-12-10 10:36:20 C 04 44 52.346 +18 59 34.33 V T05
2025-12-10 10:54:19 C 04 44 50.426 +18 59 26.92 V T05
2025-12-10 13:47:21 C 04 44 33.977 +18 58 08.16 W Q21
2025-12-10 13:52:24 C 04 44 33.444 +18 58 06.15 W Q21
2025-12-10 15:53:03 C 04 44 21.17 +18 57 18.1 V D29
2025-12-10 16:13:25 C 04 44 18.99 +18 57 09.6 V D29
2025-12-10 16:33:46 C 04 44 16.80 +18 57 01.0 V D29
2025-12-10 19:55:35 B 04 43 57.952 +18 55 33.21 W L92
2025-12-10 20:00:41 B 04 43 57.430 +18 55 30.89 W L92
2025-12-10 20:05:46 B 04 43 56.942 +18 55 28.82 W L92
2025-12-10 20:10:53 B 04 43 56.461 +18 55 27.00 W L92
2025-12-10 20:58:31 C 04 43 51.367 +18 55 01.16 Z C23
2025-12-10 22:25:57 C 04 43 42.024 +18 54 25.74 Z C23
2025-12-10 23:45:44 C 04 43 33.497 +18 53 51.79 Z C23
2025-12-11 06:42:13 C 04 42 51.059 +18 51 03.02 V 703
2025-12-11 06:45:26 C 04 42 50.702 +18 51 01.91 V 703
2025-12-11 06:48:38 C 04 42 50.353 +18 51 00.29 V 703
2025-12-11 06:51:50 C 04 42 49.986 +18 50 59.03 V 703
2025-12-11 10:11:30 C 04 42 29.086 +18 49 38.53 V T05
2025-12-11 10:16:13 C 04 42 28.560 +18 49 36.59 V T05
2025-12-11 10:24:05 C 04 42 27.672 +18 49 33.10 V T05
2025-12-11 11:13:11 C 04 42 22.130 +18 49 11.14 V T05
2025-12-11 18:25:41 C 04 41 38.736 +18 45 47.23 V M52
2025-12-11 19:04:23 C 04 41 34.500 +18 45 30.67 V M52
2025-12-12 08:01:31 C 04 40 08.400 +18 39 45.47 V 703
2025-12-12 08:04:47 C 04 40 08.011 +18 39 44.03 V 703
2025-12-12 08:08:03 C 04 40 07.619 +18 39 42.62 V 703
2025-12-12 08:11:19 C 04 40 07.252 +18 39 40.97 V 703
2025-12-12 13:44:20 C 04 39 29.287 +18 37 08.00 V T05
2025-12-12 13:45:28 C 04 39 31.937 +18 37 32.92 V P07
2025-12-12 13:48:30 C 04 39 31.567 +18 37 31.40 V P07
2025-12-12 13:48:56 C 04 39 28.747 +18 37 05.84 V T05
2025-12-12 13:59:44 C 04 39 27.499 +18 37 00.26 V T05
2025-12-12 15:51:05 C 04 39 16.807 +18 36 35.06 V P07
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)