14827 Hypnos (1986 JK)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6642732116 ± 6.00e-09
Semi-major axis (a)2.8507395633 AU ± 1.69e-09
Inclination (i)1.96534076° ± 2.18e-06
Long. of Asc. Node (Ω)57.72682549° ± 2.48e-05
Arg. of Perihelion (ω)238.64061590° ± 2.49e-05
Mean Anomaly (M)103.39722102° ± 3.63e-07
Mean Motion (n)0.2047745412°/day ± 1.82e-10
Perihelion dist (q)0.95706964 AU ± 1.71e-08
Aphelion dist (Q)4.74440949 AU ± 1.73e-08
Orbital Period4.81322667 yr ± 4.29e-09
Physical Parameters
H (abs. magnitude)18.81
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.277″
Uncertainty0
Orbit TypeApollo
MOID0.015788 AU
Observations Used362
Radar Obs Used10
Oppositions1
Arc Total1986-2024
First Observation Used1986-05-04
Last Observation Used2024-12-22
Observations (388)
Date Type RA Dec Mag Band Observatory
2000-04-12 10:14:49 C 13 22 15.77 -04 29 26.7 18.8 c 608
2000-05-01 05:06:30 C 12 47 18.20 -01 13 00.6 18.4 c 704
2000-05-01 05:24:19 C 12 47 16.45 -01 12 54.0 18.7 c 704
2000-05-01 05:42:06 C 12 47 14.77 -01 12 45.0 18.4 c 704
2000-05-05 05:07:01 C 12 38 31.36 -00 28 55.1 18.7 c 704
2000-05-05 05:26:35 C 12 38 29.42 -00 28 47.8 18.7 c 704
2000-05-05 05:45:35 C 12 38 27.62 -00 28 37.7 18.5 c 704
2000-05-05 06:03:29 C 12 38 25.89 -00 28 30.0 18.7 c 704
2000-05-05 06:22:48 C 12 38 23.97 -00 28 22.8 19.1 c 704
2000-05-08 13:20:29 C 12 31 03.51 +00 06 41.4 360
2000-05-08 13:24:29 C 12 31 03.13 +00 06 43.3 360
2000-05-08 13:27:59 C 12 31 02.76 +00 06 44.8 360
2000-05-15 21:05:49 C 12 14 41.69 +01 17 49.8 c 046
2000-05-15 21:14:40 C 12 14 40.84 +01 17 52.0 c 046
2000-05-15 21:16:32 C 12 14 40.67 +01 17 53.3 c 046
2000-05-15 21:20:07 C 12 14 40.29 +01 17 54.3 c 046
2000-05-30 01:42:52 C 11 43 54.09 +02 59 02.0 17.4 d 837
2000-05-30 02:05:13 C 11 43 51.87 +02 59 07.5 d 837
2000-09-01 09:56:01 C 03 44 02.37 +12 53 18.2 19.2 c 704
2000-09-01 10:16:47 C 03 44 00.97 +12 53 18.1 19.4 c 704
2000-09-01 10:36:41 C 03 43 59.53 +12 53 17.4 19.7 c 704
2000-09-01 10:57:19 C 03 43 58.17 +12 53 16.7 19.5 c 704
2000-09-11 02:35:40 C 03 28 01.24 +12 39 15.8 118
2000-09-11 02:42:50 C 03 28 00.69 +12 39 14.9 118
2000-09-12 00:58:11 C 03 26 20.02 +12 36 55.9 c 046
2000-09-12 01:01:31 C 03 26 19.78 +12 36 55.4 c 046
2000-09-12 01:03:25 C 03 26 19.59 +12 36 55.2 c 046
2000-09-24 09:57:43 C 03 01 17.43 +11 50 15.7 18.7 c 704
2000-09-24 10:18:33 C 03 01 15.43 +11 50 10.9 19.1 c 704
2000-09-24 10:39:30 C 03 01 13.40 +11 50 07.1 19.5 c 704
2000-09-24 11:02:08 C 03 01 11.25 +11 50 01.8 18.9 c 704
2000-09-24 11:23:15 C 03 01 09.27 +11 49 58.1 19.3 c 704
2000-09-28 08:18:18 C 02 52 35.50 +11 29 58.8 18.7 c 704
2000-09-28 08:40:41 C 02 52 33.31 +11 29 53.6 19.0 c 704
2000-09-28 09:03:10 C 02 52 31.07 +11 29 48.2 18.9 c 704
2000-09-28 09:25:42 C 02 52 28.87 +11 29 42.6 18.6 c 704
2000-09-30 10:19:02 C 02 47 54.35 +11 18 28.9 c 699
2000-09-30 10:31:17 C 02 47 53.15 +11 18 26.7 c 699
2000-09-30 10:43:32 C 02 47 51.97 +11 18 22.9 c 699
2000-09-30 10:55:44 C 02 47 50.74 +11 18 19.7 c 699
2000-10-02 10:40:50 C 02 43 22.32 +11 07 00.2 19.6 c 704
2000-10-02 11:01:58 C 02 43 20.23 +11 06 54.2 19.9 c 704
2000-10-02 11:23:05 C 02 43 18.10 +11 06 49.9 20.0 c 704
2000-10-02 11:28:33 C 02 43 17.68 +11 06 48.4 b 691
2000-10-02 11:49:45 C 02 43 15.61 +11 06 43.0 b 691
2000-10-02 12:11:28 C 02 43 13.50 +11 06 37.7 b 691
2000-10-03 07:40:28 C 02 41 25.30 +11 01 54.8 18.5 c 704
2000-10-03 08:02:21 C 02 41 23.21 +11 01 49.7 19.1 c 704
2000-10-03 08:07:49 C 02 41 22.67 +11 01 48.6 18.7 c 704
2000-10-03 08:24:03 C 02 41 21.05 +11 01 44.6 19.1 c 704
Radar Observations (10)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1986-05-28 09:50:00 163427 6 Hz 8495 -14 -14
1986-05-28 09:58:00 161625 6 Hz 8495 -14 -14
1986-05-28 10:25:00 155476 6 Hz 8495 -14 -14
1986-05-28 10:32:00 153863 6 Hz 8495 -14 -14
1986-05-28 10:40:00 152014 6 Hz 8495 -14 -14
1986-05-28 10:48:00 150158 6 Hz 8495 -14 -14
1986-05-28 10:55:00 148527 6 Hz 8495 -14 -14
1986-05-28 11:04:00 146427 6 Hz 8495 -14 -14
1986-05-28 11:14:00 144080 6 Hz 8495 -14 -14
1986-05-30 12:35:00 -314665 30 Hz 8495 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)