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
2024-04-18 06:00:55 C 15 43 33.607 -17 27 20.70 V W68
2024-04-18 06:04:11 C 15 43 33.806 -17 27 21.64 V W68
2024-04-18 06:08:09 C 15 43 33.996 -17 27 23.44 V W68
2024-04-18 06:59:58 C 15 43 36.826 -17 27 35.86 V W68
2024-04-18 13:45:39 C 15 44 00.790 -17 29 33.49 X F51
2024-04-18 14:02:24 C 15 44 01.709 -17 29 37.56 X F51
2024-04-18 14:40:06 C 15 44 03.793 -17 29 46.52 X F51
2024-04-18 14:56:46 C 15 44 04.718 -17 29 50.43 X F51
2024-04-19 23:57:44 C 15 46 06.792 -17 38 01.32 V M22
2024-04-20 00:02:20 C 15 46 07.068 -17 38 02.44 V M22
2024-04-20 00:06:21 C 15 46 07.274 -17 38 03.19 V M22
2024-04-20 00:34:48 C 15 46 08.880 -17 38 10.43 V M22
2024-04-20 20:55:10 C 15 47 26.465 -17 43 32.23 V M22
2024-04-20 20:59:06 C 15 47 26.695 -17 43 32.41 V M22
2024-04-20 21:28:38 C 15 47 28.459 -17 43 41.12 V M22
2024-04-20 21:35:10 C 15 47 28.802 -17 43 43.86 V M22
2024-04-29 10:12:26 C 16 02 14.244 -18 48 47.59 V G96
2024-04-29 10:19:59 C 16 02 14.827 -18 48 50.18 V G96
2024-04-29 10:27:32 C 16 02 15.410 -18 48 52.96 V G96
2024-04-29 10:35:05 C 16 02 15.990 -18 48 55.62 V G96
2024-05-02 00:35:41 C 16 07 46.752 -19 13 07.93 V M22
2024-05-02 00:40:18 C 16 07 47.143 -19 13 09.80 V M22
2024-05-02 00:48:40 C 16 07 47.885 -19 13 13.44 V M22
2024-05-02 01:03:01 C 16 07 49.118 -19 13 19.16 V M22
2024-05-03 06:33:45 C 16 10 41.333 -19 26 12.77 V W68
2024-05-03 07:24:22 C 16 10 45.991 -19 26 34.80 V W68
2024-05-03 07:32:12 C 16 10 46.716 -19 26 38.26 V W68
2024-05-04 04:55:11 C 16 12 59.770 -19 36 29.70 V W68
2024-05-04 05:31:57 C 16 13 03.334 -19 36 47.52 V W68
2024-05-04 05:36:03 C 16 13 03.732 -19 36 49.25 V W68
2024-05-04 05:41:55 C 16 13 04.298 -19 36 52.02 V W68
2024-05-05 02:00:21 C 16 15 14.414 -19 46 37.81 V M22
2024-05-05 02:04:21 C 16 15 14.830 -19 46 39.65 V M22
2024-05-05 02:12:29 C 16 15 15.655 -19 46 43.82 V M22
2024-05-05 02:28:21 C 16 15 17.280 -19 46 51.20 V M22
2024-05-06 00:32:11 C 16 17 48.293 -19 58 03.29 V M22
2024-05-06 00:37:16 C 16 17 48.826 -19 58 05.74 V M22
2024-05-06 01:25:09 C 16 17 53.983 -19 58 29.93 V M22
2024-05-06 01:32:50 C 16 17 54.845 -19 58 34.07 V M22
2024-05-06 12:39:18 C 16 19 13.974 -20 04 55.44 X F52
2024-05-06 12:49:37 C 16 19 15.113 -20 05 00.83 X F52
2024-05-06 12:59:57 C 16 19 16.250 -20 05 06.16 X F52
2024-05-06 13:10:16 C 16 19 17.391 -20 05 11.51 X F52
2024-05-08 06:13:24 C 16 24 30.185 -20 27 41.94 V W68
2024-05-08 06:50:27 C 16 24 34.754 -20 28 03.40 V W68
2024-05-08 06:55:01 C 16 24 35.335 -20 28 05.88 V W68
2024-05-08 07:18:12 C 16 24 38.234 -20 28 19.42 V W68
2024-05-08 22:55:23 C 16 26 47.983 -20 37 40.19 V M22
2024-05-08 22:57:59 C 16 26 48.322 -20 37 41.70 V M22
2024-05-08 23:02:35 C 16 26 48.917 -20 37 44.51 V M22
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)