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
2022-01-04 06:32:48 C 01 58 57.68 +09 55 27.2 V 703
2022-01-04 06:41:00 C 01 58 57.17 +09 55 25.0 V 703
2022-01-05 06:41:53 C 01 57 23.05 +09 47 04.1 V T08
2022-01-05 06:47:13 C 01 57 22.68 +09 47 02.7 V T08
2022-01-05 07:02:28 C 01 57 21.64 +09 46 57.8 V T08
2022-01-05 07:11:47 C 01 57 20.94 +09 46 53.9 V T08
2022-01-07 03:29:45 C 01 54 33.93 +09 31 52.0 V G96
2022-01-07 03:37:10 C 01 54 33.43 +09 31 49.6 V G96
2022-01-07 03:44:37 C 01 54 32.98 +09 31 45.6 V G96
2022-01-07 03:52:02 C 01 54 32.44 +09 31 40.6 V G96
2022-01-07 06:31:52 C 01 54 22.73 +09 30 56.3 V T05
2022-01-07 06:39:47 C 01 54 22.22 +09 30 53.4 V T05
2022-01-07 06:44:25 C 01 54 21.93 +09 30 51.8 V T05
2022-01-07 07:08:22 C 01 54 20.33 +09 30 44.2 V T05
2022-01-07 11:36:43 C 01 54 04.40 +09 29 12.5 V D29
2022-01-07 12:37:48 C 01 54 00.45 +09 28 52.2 V D29
2022-01-07 13:38:54 C 01 53 56.47 +09 28 31.9 V D29
2022-01-13 06:59:11 C 01 46 15.93 +08 47 12.0 V T08
2022-01-13 07:03:50 C 01 46 15.66 +08 47 09.9 V T08
2022-01-13 07:05:49 C 01 46 15.54 +08 47 09.5 V T08
2022-01-13 07:11:09 C 01 46 15.24 +08 47 08.7 V T08
2022-01-13 07:13:08 C 01 46 15.10 +08 47 07.6 V T08
2022-01-13 07:27:44 C 01 46 14.30 +08 47 03.0 V T08
2022-01-15 06:34:57 C 01 43 51.055 +08 34 06.05 U F52
2022-01-15 06:50:31 C 01 43 50.210 +08 34 01.68 U F52
2022-01-15 07:06:07 C 01 43 49.362 +08 33 57.38 U F52
2022-01-15 07:21:42 C 01 43 48.519 +08 33 53.04 U F52
2022-01-21 05:36:22 C 01 37 00.735 +07 56 52.04 U F52
2022-01-21 05:54:49 C 01 36 59.768 +07 56 47.24 U F52
2022-01-21 06:13:16 C 01 36 58.806 +07 56 42.33 U F52
2022-01-21 06:27:11 C 01 36 58.02 +07 56 38.9 V T08
2022-01-21 06:31:45 C 01 36 57.849 +07 56 37.48 U F52
2022-01-21 06:31:51 C 01 36 57.82 +07 56 38.4 V T08
2022-01-21 06:39:52 C 01 36 57.37 +07 56 35.1 V T08
2022-01-21 06:57:50 C 01 36 56.47 +07 56 30.7 V T08
2022-01-24 03:30:39 C 01 33 42.07 +07 38 39.6 V 703
2022-01-24 03:38:12 C 01 33 41.67 +07 38 37.6 V 703
2022-01-24 03:45:45 C 01 33 41.27 +07 38 35.8 V 703
2022-01-24 03:53:18 C 01 33 40.90 +07 38 33.4 V 703
2022-01-25 03:07:11 C 01 32 33.98 +07 32 20.3 V U52
2022-01-25 03:12:35 C 01 32 33.70 +07 32 18.9 V U52
2022-01-25 03:17:59 C 01 32 33.38 +07 32 17.6 V U52
2022-01-25 05:21:05 C 01 32 27.26 +07 31 52.3 V T08
2022-01-25 05:25:46 C 01 32 27.03 +07 31 50.3 V T08
2022-01-25 05:34:28 C 01 32 26.58 +07 31 48.6 V T08
2022-01-25 05:49:07 C 01 32 25.74 +07 31 44.2 V T08
2022-02-03 02:07:16 C 01 20 22.17 +06 24 23.1 V 703
2022-02-03 02:15:27 C 01 20 21.62 +06 24 19.8 V 703
2022-02-03 02:23:37 C 01 20 20.95 +06 24 15.8 V 703
2022-02-03 02:31:47 C 01 20 20.33 +06 24 13.2 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)