452302 (1995 YR1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8268018692 ± 9.97e-09
Semi-major axis (a)1.6981635829 AU ± 5.43e-09
Inclination (i)3.58174276° ± 2.64e-06
Long. of Asc. Node (Ω)106.51518275° ± 1.64e-05
Arg. of Perihelion (ω)110.03233783° ± 1.64e-05
Mean Anomaly (M)153.91979396° ± 7.93e-06
Mean Motion (n)0.4453925940°/day ± 2.14e-09
Perihelion dist (q)0.29411876 AU ± 1.70e-08
Aphelion dist (Q)3.10220841 AU ± 1.96e-08
Orbital Period2.21293820 yr ± 1.06e-08
Physical Parameters
H (abs. magnitude)20.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.271″
Uncertainty0
Orbit TypeApollo
MOID0.014075 AU
Observations Used201
Radar Obs Used4
Oppositions11
Arc Total1995-2020
First Observation Used1995-12-22
Last Observation Used2020-10-11
Observations (223)
Date Type RA Dec Mag Band Observatory
2015-12-18 10:35:02 C 08 47 13.50 +06 40 53.6 u H21
2015-12-18 10:37:06 C 08 47 14.69 +06 40 42.4 u H21
2015-12-18 10:39:10 C 08 47 15.88 +06 40 31.1 u H21
2015-12-18 10:41:15 C 08 47 17.08 +06 40 19.9 u H21
2015-12-18 10:43:19 C 08 47 18.27 +06 40 08.7 u H21
2015-12-18 10:45:23 C 08 47 19.46 +06 39 57.4 u H21
2015-12-18 10:47:27 C 08 47 20.65 +06 39 46.2 u H21
2015-12-18 10:49:32 C 08 47 21.85 +06 39 34.8 u H21
2015-12-18 10:51:37 C 08 47 23.06 +06 39 23.4 u H21
2015-12-18 10:53:42 C 08 47 24.27 +06 39 12.0 u H21
2015-12-18 10:55:46 C 08 47 25.46 +06 39 00.8 u H21
2015-12-18 10:57:51 C 08 47 26.67 +06 38 49.5 u H21
2015-12-18 10:59:56 C 08 47 27.86 +06 38 38.0 u H21
2015-12-18 11:02:00 C 08 47 29.07 +06 38 26.7 u H21
2015-12-18 11:04:48 C 08 47 30.69 +06 38 11.5 u H21
2015-12-18 23:51:49 C 08 55 51.86 +05 23 57.2 q K92
2015-12-18 23:55:38 C 08 55 54.46 +05 23 32.7 q K92
2015-12-18 23:59:30 C 08 55 57.11 +05 23 07.5 q K92
2015-12-19 00:03:44 C 08 56 00.00 +05 22 40.5 q K92
2015-12-19 00:07:59 C 08 56 02.92 +05 22 12.6 q K92
2015-12-19 00:13:45 C 08 56 06.86 +05 21 35.3 q K92
2015-12-19 00:19:16 C 08 56 10.63 +05 20 59.5 q K92
2015-12-19 00:24:05 C 08 56 13.93 +05 20 28.0 q K92
2015-12-19 00:28:03 C 08 56 16.65 +05 20 02.1 q K92
2015-12-19 00:35:35 C 08 56 21.83 +05 19 12.9 q K92
2015-12-19 00:42:04 C 08 56 26.30 +05 18 30.5 q K92
2015-12-19 00:44:51 C 08 56 28.20 +05 18 12.4 q K92
2015-12-19 09:49:12 C 09 03 17.44 +04 12 51.1 q H45
2015-12-19 09:50:25 C 09 03 18.38 +04 12 42.2 q H45
2015-12-19 09:51:17 C 09 03 19.06 +04 12 35.7 q H45
2015-12-19 10:01:33 C 09 03 27.09 +04 11 18.7 q H45
2015-12-19 10:02:39 C 09 03 27.95 +04 11 10.3 q H45
2015-12-19 10:04:09 C 09 03 29.11 +04 10 59.3 q H45
2015-12-19 10:05:55 C 09 03 30.50 +04 10 45.9 q H45
2015-12-19 10:06:57 C 09 03 31.33 +04 10 37.8 q H45
2015-12-19 10:07:57 C 09 03 32.12 +04 10 30.3 q H45
2015-12-19 10:09:03 C 09 03 32.96 +04 10 22.2 q H45
2015-12-19 10:55:17 C 09 04 09.13 +04 04 25.7 u H21
2015-12-19 10:56:54 C 09 04 10.41 +04 04 13.6 u H21
2015-12-19 10:58:32 C 09 04 11.71 +04 04 01.2 u H21
2015-12-19 11:00:09 C 09 04 13.01 +04 03 48.8 u H21
2015-12-19 11:01:46 C 09 04 14.30 +04 03 36.5 u H21
2015-12-19 11:03:24 C 09 04 15.60 +04 03 24.1 u H21
2015-12-19 11:05:01 C 09 04 16.89 +04 03 11.6 u H21
2015-12-19 11:06:38 C 09 04 18.18 +04 02 59.2 u H21
2015-12-19 11:08:16 C 09 04 19.49 +04 02 46.8 u H21
2015-12-19 11:09:53 C 09 04 20.78 +04 02 34.4 u H21
2015-12-19 11:11:30 C 09 04 22.07 +04 02 22.1 u H21
2015-12-20 01:31:56 C 09 17 29.38 +01 59 52.7 c A53
2015-12-20 01:35:03 C 09 17 32.43 +01 59 23.4 c A53
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-12-18 06:56:00 105625259.84 4 us 2380 -1 -1
2015-12-18 08:14:00 104757886.73 0.5 us 2380 -1 -1
2015-12-22 09:20:00 865924.98 2 Hz 8560 -14 -14
2015-12-22 09:50:00 49589169.844 3 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)