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
2025-12-25 17:51:45 C 03 45 50.04 +14 25 28.0 Y 557
2025-12-25 18:43:47 C 03 45 36.20 +14 24 22.1 V M32
2025-12-25 18:46:28 C 03 45 35.50 +14 24 18.6 V M32
2025-12-25 18:49:09 C 03 45 34.79 +14 24 15.2 V M32
2025-12-25 18:51:51 C 03 45 34.07 +14 24 11.7 V M32
2025-12-25 18:54:32 C 03 45 33.38 +14 24 08.1 V M32
2025-12-25 18:55:14 C 03 45 33.48 +14 24 05.8 Y 557
2025-12-25 19:42:03 B 03 45 21.365 +14 23 01.90 V L65
2025-12-25 19:46:11 B 03 45 20.285 +14 22 56.53 V L65
2025-12-25 19:50:19 B 03 45 19.205 +14 22 50.95 V L65
2025-12-25 19:56:49 C 03 45 17.31 +14 22 45.1 Y 557
2025-12-25 20:27:41 C 03 45 09.552 +14 22 03.68 Z C23
2025-12-25 20:57:12 C 03 45 01.37 +14 21 25.1 Y 557
2025-12-25 21:12:56 B 03 44 57.430 +14 21 02.02 Z R92
2025-12-25 21:34:31 B 03 44 51.744 +14 20 32.96 Z R92
2025-12-25 21:56:03 B 03 44 46.058 +14 20 04.09 Z R92
2025-12-25 22:21:59 C 03 44 39.281 +14 19 30.43 Z C23
2025-12-26 18:23:29 C 03 39 25.622 +13 51 40.03 Z C23
2025-12-26 18:54:10 C 03 39 17.042 +13 50 56.26 Z C23
2025-12-26 20:29:17 C 03 38 49.464 +13 49 51.60 V M22
2025-12-26 20:33:13 C 03 38 48.348 +13 49 45.73 V M22
2025-12-26 20:41:45 C 03 38 45.912 +13 49 33.60 V M22
2025-12-26 21:04:01 C 03 38 39.521 +13 49 00.73 V M22
2025-12-26 23:06:17 B 03 38 05.890 +13 44 50.14 q Y84
2025-12-26 23:08:45 B 03 38 05.186 +13 44 46.57 q Y84
2025-12-26 23:11:11 B 03 38 04.490 +13 44 42.83 q Y84
2025-12-27 08:50:16 C 03 35 22.934 +13 30 39.17 V T08
2025-12-27 08:55:55 C 03 35 21.250 +13 30 30.35 V T08
2025-12-27 09:28:10 C 03 35 11.638 +13 29 40.13 V T08
2025-12-27 09:52:53 C 03 35 04.284 +13 29 01.46 V T08
2025-12-27 12:26:40 C 03 34 23.563 +13 25 44.08 V P07
2025-12-27 12:54:36 C 03 34 15.113 +13 25 00.98 V P07
2025-12-27 13:21:02 C 03 34 07.123 +13 24 19.91 V P07
2025-12-27 13:49:04 C 03 33 58.613 +13 23 36.20 V P07
2025-12-27 14:19:04 C 03 33 49.514 +13 22 49.08 V P07
2025-12-27 18:50:27 C 03 32 32.70 +13 14 37.9 X G17
2025-12-27 19:02:17 C 03 32 29.11 +13 14 19.2 X G17
2025-12-27 19:04:00 B 03 32 28.620 +13 14 16.23 V 160
2025-12-27 19:08:04 B 03 32 27.380 +13 14 09.77 V 160
2025-12-27 19:12:18 B 03 32 26.088 +13 14 03.08 V 160
2025-12-27 19:14:07 C 03 32 25.50 +13 14 00.4 X G17
2025-12-27 19:25:24 C 03 32 22.06 +13 13 42.5 X G17
2025-12-27 19:29:56 B 03 32 21.204 +13 13 30.58 q Y84
2025-12-27 19:32:22 B 03 32 20.460 +13 13 26.76 q Y84
2025-12-27 19:34:49 B 03 32 19.714 +13 13 22.87 q Y84
2025-12-27 23:22:45 C 03 31 09.631 +13 07 15.49 W M14
2025-12-27 23:40:04 C 03 31 03.65 +13 06 43.0 X C40
2025-12-27 23:42:00 C 03 31 03.07 +13 06 39.3 X C40
2025-12-27 23:43:55 C 03 31 02.48 +13 06 36.4 X C40
2025-12-27 23:47:40 C 03 31 01.33 +13 06 29.9 X C40
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)