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
1986-07-19 11:28:59 A 03 14 55.49 +13 13 10.4 675
1986-07-24 11:03:00 A 03 22 30.16 +13 52 59.4 675
1986-07-24 11:08:36 A 03 22 30.56 +13 53 01.2 675
1986-07-26 11:01:00 A 03 25 26.85 +14 07 59.3 675
1986-07-26 11:12:35 A 03 25 27.55 +14 08 03.3 675
1986-07-28 11:14:17 A 03 28 20.27 +14 22 30.6 675
1986-07-28 11:32:15 A 03 28 21.29 +14 22 35.7 675
1986-08-15 11:21:41 A 03 49 35.24 +16 03 58.4 675
1986-08-15 11:27:48 A 03 49 35.44 +16 03 59.7 675
1986-08-16 11:19:18 A 03 50 27.09 +16 08 05.5 675
1986-08-16 11:31:50 A 03 50 27.46 +16 08 07.6 675
1986-09-26 09:11:58 A 03 43 26.00 +16 39 10.6 B 691
1986-09-27 08:17:07 A 03 42 10.43 +16 36 31.6 B 691
1986-09-27 08:42:02 A 03 42 08.87 +16 36 29.4 B 691
1986-09-27 08:48:17 A 03 42 08.56 +16 36 28.1 B 691
1986-10-25 05:16:45 A 02 53 03.85 +14 23 24.2 B 691
1986-10-25 05:23:34 A 02 53 03.48 +14 23 22.7 B 691
1986-10-25 05:30:10 A 02 53 02.95 +14 23 20.8 B 691
1986-10-25 05:52:16 A 02 53 01.02 +14 23 16.0 B 691
1986-10-25 06:21:04 A 02 52 58.83 +14 23 08.4 B 691
1986-10-25 06:28:40 A 02 52 58.16 +14 23 07.3 B 691
1986-10-25 06:35:21 A 02 52 57.52 +14 23 05.7 B 691
1986-10-30 07:29:36 A 02 43 53.17 +13 54 15.6 B 691
1986-10-30 07:36:14 A 02 43 52.65 +13 54 14.5 B 691
1986-10-30 07:42:50 A 02 43 52.09 +13 54 12.4 B 691
1986-10-30 08:06:27 A 02 43 50.45 +13 54 06.0 B 691
1986-10-30 08:35:00 A 02 43 48.24 +13 54 00.3 B 691
1986-10-30 08:41:29 A 02 43 47.76 +13 53 59.4 B 691
1986-10-30 08:48:27 A 02 43 47.18 +13 53 57.6 B 691
2000-04-01 00:01:47 C 13 35 54.07 -05 57 50.3 c 046
2000-04-01 00:04:19 C 13 35 53.94 -05 57 49.6 c 046
2000-04-01 00:11:45 C 13 35 53.64 -05 57 46.5 c 046
2000-04-01 00:15:13 C 13 35 53.51 -05 57 46.9 c 046
2000-04-01 00:23:32 C 13 35 53.15 -05 57 44.4 c 046
2000-04-01 00:26:03 C 13 35 53.09 -05 57 44.8 c 046
2000-04-01 00:28:31 C 13 35 52.99 -05 57 42.9 c 046
2000-04-02 23:01:11 C 13 34 01.55 -05 44 57.9 c 046
2000-04-02 23:04:07 C 13 34 01.44 -05 44 56.3 c 046
2000-04-02 23:06:05 C 13 34 01.31 -05 44 55.7 c 046
2000-04-02 23:11:55 C 13 34 01.16 -05 44 53.6 c 046
2000-04-04 07:10:52 c 13 32 37.89 -05 35 30.8 c 699
2000-04-04 07:38:12 c 13 32 36.58 -05 35 24.1 c 699
2000-04-04 08:05:26 c 13 32 35.30 -05 35 16.5 c 699
2000-04-04 08:32:37 c 13 32 34.05 -05 35 07.3 c 699
2000-04-08 09:10:20 C 13 27 49.28 -05 04 18.2 19.0 c 704
2000-04-08 09:32:21 C 13 27 48.10 -05 04 09.2 18.9 c 704
2000-04-08 09:58:59 C 13 27 46.55 -05 03 59.2 18.6 c 704
2000-04-08 10:24:34 C 13 27 45.16 -05 03 49.4 19.0 c 704
2000-04-12 09:43:16 C 13 22 17.88 -04 29 39.2 18.7 c 608
2000-04-12 09:58:58 C 13 22 16.83 -04 29 33.0 18.6 c 608
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)