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
2026-01-04 19:34:38 C 02 13 25.867 +05 11 40.67 Z C23
2026-01-04 19:40:31 B 02 13 22.850 +05 11 18.18 W Z80
2026-01-04 19:40:57 C 02 13 21.946 +05 11 23.06 W M14
2026-01-04 19:54:24 C 02 13 14.434 +05 10 27.12 Z C23
2026-01-04 20:27:03 B 02 12 54.65 +05 08 26.2 X G02
2026-01-04 20:31:55 B 02 12 51.83 +05 08 07.8 X G02
2026-01-04 20:36:38 B 02 12 49.09 +05 07 50.1 X G02
2026-01-04 20:45:54 B 02 12 43.26 +05 07 12.4 X L99
2026-01-04 20:47:59 B 02 12 42.09 +05 07 05.8 X L99
2026-01-04 20:50:04 B 02 12 40.82 +05 06 56.8 X L99
2026-01-04 21:05:05 C 02 12 31.673 +05 07 53.22 V M22
2026-01-04 21:09:44 C 02 12 28.966 +05 07 35.58 V M22
2026-01-04 21:42:25 C 02 12 09.955 +05 05 32.03 V M22
2026-01-04 21:49:01 C 02 12 06.125 +05 05 07.01 V M22
2026-01-05 20:55:26 B 01 58 25.733 +03 31 56.34 W Z80
2026-01-05 21:00:28 B 01 58 22.565 +03 31 35.42 W Z80
2026-01-05 21:05:34 B 01 58 19.323 +03 31 14.77 W Z80
2026-01-06 00:43:13 C 01 56 03.43 +03 18 06.7 834
2026-01-06 00:50:06 B 01 55 58.668 +03 16 53.62 Z X33
2026-01-06 00:52:38 B 01 55 57.026 +03 16 42.60 Z X33
2026-01-06 00:55:11 B 01 55 55.370 +03 16 31.98 Z X33
2026-01-06 01:17:36 C 01 55 41.24 +03 15 41.7 834
2026-01-06 05:11:17 C 01 53 13.301 +02 57 31.50 V 703
2026-01-06 05:14:39 C 01 53 11.087 +02 57 16.92 V 703
2026-01-06 05:18:01 C 01 53 08.891 +02 57 02.48 V 703
2026-01-06 05:21:24 C 01 53 06.706 +02 56 47.98 V 703
2026-01-06 18:27:27 C 01 44 36.80 +01 59 02.5 X C40
2026-01-06 18:29:23 C 01 44 35.49 +01 58 53.9 X C40
2026-01-06 18:33:14 C 01 44 32.85 +01 58 36.4 X C40
2026-01-06 18:36:47 C 01 44 30.46 +01 58 19.8 X C40
2026-01-06 18:40:14 C 01 44 28.11 +01 58 04.6 X C40
2026-01-06 18:45:22 C 01 44 24.59 +01 57 41.5 X C40
2026-01-07 02:45:35 C 01 38 59.472 +01 23 02.11 V W68
2026-01-07 03:12:04 C 01 38 41.009 +01 20 59.14 V W68
2026-01-07 03:16:07 C 01 38 38.186 +01 20 40.49 V W68
2026-01-07 03:33:47 C 01 38 25.906 +01 19 18.41 V W68
2026-01-07 18:55:34 C 01 27 41.249 +00 06 11.34 V M22
2026-01-07 19:00:09 C 01 27 37.872 +00 05 49.02 V M22
2026-01-07 19:11:58 C 01 27 29.126 +00 04 51.31 V M22
2026-01-07 19:27:09 C 01 27 17.916 +00 03 37.19 V M22
2026-01-10 16:28:06 B 00 32 41.64 -06 04 59.7 X G02
2026-01-10 16:33:00 B 00 32 37.33 -06 05 27.4 X G02
2026-01-10 16:37:42 B 00 32 33.25 -06 05 53.4 X G02
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)