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
2000-10-03 08:29:27 C 02 41 20.54 +11 01 43.3 18.7 c 704
2000-10-03 08:46:30 C 02 41 18.80 +11 01 38.5 19.4 c 704
2000-10-03 08:50:59 C 02 41 18.44 +11 01 38.2 18.5 c 704
2000-10-03 09:09:04 C 02 41 16.64 +11 01 34.0 19.0 c 704
2000-10-03 09:12:30 C 02 41 16.34 +11 01 32.2 19.4 c 704
2000-10-03 09:34:07 C 02 41 14.17 +11 01 27.5 19.4 c 704
2000-10-04 07:57:07 C 02 39 09.49 +10 56 00.1 18.4 c 704
2000-10-04 08:00:12 C 02 39 09.20 +10 55 59.8 18.8 c 704
2000-10-04 08:20:02 C 02 39 07.24 +10 55 55.0 19.2 c 704
2000-10-04 08:21:59 C 02 39 07.11 +10 55 54.3 18.7 c 704
2000-10-04 09:26:00 C 02 39 00.82 +10 55 38.3 19.0 c 704
2000-10-04 09:30:18 C 02 39 00.40 +10 55 37.5 19.2 c 704
2000-10-05 07:26:20 C 02 36 58.83 +10 50 14.5 18.4 c 704
2000-10-05 07:48:16 C 02 36 56.73 +10 50 09.1 18.9 c 704
2000-10-05 08:10:09 C 02 36 54.57 +10 50 04.2 19.1 c 704
2000-10-05 08:32:03 C 02 36 52.47 +10 49 59.2 19.2 c 704
2000-10-05 08:53:57 C 02 36 50.33 +10 49 53.4 19.2 c 704
2000-10-06 12:43:01 C 02 34 16.10 +10 43 04.9 19.4 c 608
2000-10-06 12:58:33 C 02 34 14.62 +10 43 01.5 19.5 c 608
2000-10-06 13:14:13 C 02 34 13.11 +10 42 57.3 19.5 c 608
2000-10-25 05:32:28 C 01 58 24.57 +09 03 22.3 19.8 c 704
2000-10-25 05:52:20 C 01 58 23.12 +09 03 20.2 19.3 c 704
2000-10-25 06:12:20 C 01 58 21.80 +09 03 16.3 18.9 c 704
2000-10-25 06:33:13 C 01 58 20.32 +09 03 12.7 19.3 c 704
2005-08-30 13:51:23 C 04 35 53.03 +21 10 34.9 t 568
2005-08-30 14:19:33 C 04 35 54.04 +21 10 37.9 t 568
2005-08-30 14:43:41 C 04 35 54.89 +21 10 40.1 t 568
2005-08-30 15:07:49 C 04 35 55.71 +21 10 42.6 t 568
2019-04-03 07:11:18 C 11 31 51.839 +06 14 27.08 U F51
2019-04-03 07:27:26 C 11 31 50.906 +06 14 32.46 U F51
2019-04-03 07:43:36 C 11 31 49.982 +06 14 37.72 U F51
2019-04-03 07:59:46 C 11 31 49.028 +06 14 42.99 U F51
2024-03-13 14:38:42 C 14 58 34.265 -14 33 20.01 X F51
2024-03-13 14:50:51 C 14 58 34.852 -14 33 22.26 X F51
2024-03-13 15:02:58 C 14 58 35.454 -14 33 24.84 X F51
2024-03-13 15:15:05 C 14 58 36.057 -14 33 27.42 X F51
2024-03-16 13:02:05 C 15 02 13.538 -14 47 35.59 X F51
2024-03-16 13:18:23 C 15 02 14.325 -14 47 38.97 X F51
2024-03-16 13:34:41 C 15 02 15.144 -14 47 42.42 X F51
2024-04-04 10:51:11 C 15 25 28.805 -16 16 07.25 V G96
2024-04-04 10:58:55 C 15 25 29.190 -16 16 08.80 V G96
2024-04-04 11:06:42 C 15 25 29.554 -16 16 10.34 V G96
2024-04-04 11:14:27 C 15 25 29.935 -16 16 11.93 V G96
2024-04-09 13:49:00 C 15 31 54.708 -16 40 50.37 X F51
2024-04-09 14:23:41 C 15 31 56.403 -16 40 57.32 X F51
2024-04-09 14:40:55 C 15 31 57.246 -16 41 00.70 X F51
2024-04-17 09:58:56 C 15 42 21.946 -17 22 45.66 V G96
2024-04-17 10:09:30 C 15 42 22.511 -17 22 48.18 V G96
2024-04-17 10:16:57 C 15 42 22.925 -17 22 49.87 V G96
2024-04-17 10:24:24 C 15 42 23.310 -17 22 51.82 V G96
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)