442037 (2010 PR66)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6874058441 ± 3.30e-09
Semi-major axis (a)2.9280577863 AU ± 5.94e-10
Inclination (i)17.60363564° ± 1.92e-06
Long. of Asc. Node (Ω)292.74746684° ± 1.48e-06
Arg. of Perihelion (ω)319.52529870° ± 1.65e-06
Mean Anomaly (M)29.00021885° ± 3.31e-07
Mean Motion (n)0.1967174160°/day ± 5.98e-11
Perihelion dist (q)0.91529375 AU ± 9.66e-09
Aphelion dist (Q)4.94082182 AU ± 9.71e-09
Orbital Period5.01036616 yr ± 1.52e-09
Physical Parameters
H (abs. magnitude)19.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.276″
Uncertainty0
Orbit TypeApollo
MOID0.002734 AU
Observations Used628
Radar Obs Used4
Oppositions4
Arc Total2010-2025
First Observation Used2010-04-18
Last Observation Used2025-08-23
Observations (667)
Date Type RA Dec Mag Band Observatory
2015-07-22 22:44:53 C 15 29 32.85 +00 00 23.9 q C23
2015-07-22 22:46:07 C 15 29 34.52 +00 00 34.0 q C23
2015-07-22 22:47:21 C 15 29 36.18 +00 00 43.7 q C23
2015-07-22 22:48:34 C 15 29 37.83 +00 00 53.2 q C23
2015-07-22 22:49:48 C 15 29 39.46 +00 01 03.4 q C23
2015-07-22 22:51:02 C 15 29 41.10 +00 01 13.0 q C23
2015-07-23 20:15:07 C 15 57 40.23 +02 44 47.8 16.2 q 089
2015-07-23 20:17:27 C 15 57 43.11 +02 45 04.1 16.4 q 089
2015-07-23 20:19:47 C 15 57 45.99 +02 45 21.4 15.1 q 089
2015-07-23 20:24:27 C 15 57 51.74 +02 45 54.9 15.1 q 089
2015-07-23 20:26:47 C 15 57 54.61 +02 46 11.4 15.3 q 089
2015-07-23 20:29:07 C 15 57 57.50 +02 46 29.0 15.8 q 089
2015-07-23 20:31:27 C 15 58 00.36 +02 46 45.6 15.1 q 089
2015-07-23 20:33:47 C 15 58 03.24 +02 47 02.6 15.1 q 089
2015-07-25 21:56:47 C 16 52 52.81 +07 52 43.3 q C23
2015-07-25 21:58:31 C 16 52 54.45 +07 52 52.5 q C23
2015-07-25 22:00:28 C 16 52 56.32 +07 53 02.3 q C23
2015-07-25 22:02:56 C 16 52 58.64 +07 53 14.6 q C23
2015-07-25 22:05:23 C 16 53 00.96 +07 53 27.5 q C23
2015-07-25 22:07:51 C 16 53 03.28 +07 53 39.8 q C23
2015-07-25 22:33:03 C 16 53 26.59 +07 55 54.8 t 204
2015-07-25 22:35:28 C 16 53 28.86 +07 56 07.1 t 204
2015-07-25 22:38:20 C 16 53 31.57 +07 56 21.4 t 204
2015-07-25 22:40:59 C 16 53 34.07 +07 56 35.1 t 204
2015-07-25 22:44:17 C 16 53 37.19 +07 56 51.7 t 204
2015-07-26 21:41:13 C 17 14 16.02 +09 42 53.8 q C77
2015-07-26 21:42:57 C 17 14 17.44 +09 43 01.0 q C77
2015-07-26 21:44:45 C 17 14 18.90 +09 43 08.5 q C77
2015-07-26 21:46:33 C 17 14 20.37 +09 43 16.1 q C77
2015-07-27 23:14:31 C 17 34 01.18 +11 18 05.9 15.2 q 089
2015-07-27 23:17:21 C 17 34 03.18 +11 18 14.4 15.2 q 089
2015-07-27 23:20:11 C 17 34 05.15 +11 18 23.1 14.8 q 089
2015-07-27 23:23:01 C 17 34 07.18 +11 18 33.2 15.2 q 089
2015-07-27 23:25:51 C 17 34 09.15 +11 18 41.9 14.8 q 089
2015-07-27 23:28:41 C 17 34 11.15 +11 18 51.3 15.3 q 089
2015-07-27 23:31:58 C 17 34 13.47 +11 19 01.9 15.0 q 089
2015-07-27 23:34:47 C 17 34 15.49 +11 19 11.3 15.4 q 089
2015-07-28 21:25:06 C 17 48 53.06 +12 24 53.3 q 160
2015-07-28 21:27:58 C 17 48 54.80 +12 25 01.0 q 160
2015-07-28 21:30:48 C 17 48 56.51 +12 25 08.7 q 160
2015-07-28 23:56:02 C 17 50 24.74 +12 31 26.1 q C23
2015-07-28 23:58:00 C 17 50 25.94 +12 31 30.6 q C23
2015-07-29 00:00:27 C 17 50 27.40 +12 31 37.6 q C23
2015-07-29 00:02:55 C 17 50 28.87 +12 31 44.0 q C23
2015-07-29 00:05:07 C 17 50 30.19 +12 31 49.5 q C23
2015-07-29 00:06:50 C 17 50 31.23 +12 31 53.9 q C23
2015-07-29 00:31:24 C 17 50 46.28 +12 32 59.1 q J69
2015-07-29 00:33:24 C 17 50 47.47 +12 33 04.2 q J69
2015-07-29 00:35:24 C 17 50 48.69 +12 33 09.5 q J69
2015-07-29 03:37:27 C 17 52 41.35 +12 41 20.3 u H21
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-07-27 01:25:00 85268750.32 4 us 2380 -1 -1
2015-07-27 02:11:00 85490097.86 0.5 us 2380 -1 -1
2015-07-28 01:36:00 92536687.89 0.5 us 2380 -1 -1
2015-07-29 01:31:00 100262361.6 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)