2340 Hathor (1976 UA)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4499362759 ± 2.00e+00
Semi-major axis (a)0.8438607999 AU ± 3.00e+00
Inclination (i)5.86058780° ± 4.00e+00
Long. of Asc. Node (Ω)211.28370419° ± 5.00e+00
Arg. of Perihelion (ω)40.11847477° ± 6.00e+00
Mean Anomaly (M)201.97974796° ± 9.88e-06
Mean Motion (n)1.2714698219°/day ± 6.78e+00
Perihelion dist (q)0.46417721 AU ± 2.36e+00
Aphelion dist (Q)1.22354439 AU ± 4.67e+00
Orbital Period0.77518653 yr ± 4.13e+00
NGA Modelr2
A2-3.12283792e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual1.084″
Uncertainty0
Orbit TypeAten
MOID0.006333 AU
Observations Used1452
Oppositions15
Arc Total1976-2026
First Observation Used1976-10-22
Last Observation Used2026-01-18
Observations (2217)
Date Type RA Dec Mag Band Observatory
2014-11-01 00:45:52 C 02 17 48.21 +04 55 03.9 q 160
2014-11-01 00:48:42 C 02 17 47.02 +04 54 55.6 q 160
2014-11-01 02:36:28 C 02 17 11.37 +04 49 34.4 P V78
2014-11-01 03:03:56 C 02 17 00.41 +04 48 14.4 P V78
2014-11-01 03:29:55 C 02 16 50.02 +04 46 59.0 P V78
2014-11-01 18:55:39 C 02 11 12.30 +04 03 49.7 t 240
2014-11-01 18:59:44 C 02 11 10.82 +04 03 39.5 t 240
2014-11-01 19:01:19 C 02 11 09.88 +04 03 34.2 u 557
2014-11-01 19:03:49 C 02 11 09.35 +04 03 28.6 t 240
2014-11-01 19:05:26 C 02 11 08.77 +04 03 24.4 t 240
2014-11-01 19:10:20 C 02 11 07.01 +04 03 11.3 t 240
2014-11-01 19:30:17 C 02 10 59.42 +04 02 17.5 u 557
2014-11-01 20:00:48 C 02 10 48.40 +04 00 56.8 u 557
2014-11-01 20:31:22 C 02 10 37.34 +03 59 36.4 u 557
2014-11-01 21:00:45 C 02 10 26.71 +03 58 18.9 u 557
2014-11-01 21:09:14 C 02 10 23.66 +03 57 55.1 q G34
2014-11-01 21:13:28 C 02 10 22.11 +03 57 43.9 q G34
2014-11-01 21:17:42 C 02 10 20.62 +03 57 33.0 q G34
2014-11-01 21:21:56 C 02 10 19.05 +03 57 21.8 q G34
2014-11-01 21:29:41 C 02 10 16.22 +03 57 02.7 u 557
2014-11-01 21:36:50 C 02 10 14.30 +03 56 50.4 q C77
2014-11-01 21:39:11 C 02 10 13.42 +03 56 44.5 q C77
2014-11-01 21:41:40 C 02 10 12.54 +03 56 38.2 q C77
2014-11-01 21:44:09 C 02 10 11.64 +03 56 31.4 q C77
2014-11-01 22:00:02 C 02 10 05.22 +03 55 43.3 u 557
2014-11-01 22:30:08 C 02 09 54.34 +03 54 24.1 u 557
2014-11-01 23:01:08 C 02 09 43.18 +03 53 03.2 u 557
2014-11-01 23:11:08 C 02 09 39.87 +03 52 44.5 q 160
2014-11-01 23:13:57 C 02 09 38.83 +03 52 37.4 q 160
2014-11-01 23:16:47 C 02 09 37.81 +03 52 30.3 q 160
2014-11-01 23:30:15 C 02 09 32.95 +03 51 54.9 q 160
2014-11-01 23:30:39 C 02 09 32.62 +03 51 46.6 u 557
2014-11-01 23:33:01 C 02 09 31.95 +03 51 47.8 q 160
2014-11-01 23:35:50 C 02 09 30.97 +03 51 40.4 q 160
2014-11-02 00:00:35 C 02 09 21.95 +03 50 28.7 u 557
2014-11-02 00:30:42 C 02 09 11.25 +03 49 10.4 u 557
2014-11-02 00:59:51 C 02 09 00.95 +03 47 54.8 u 557
2014-11-02 01:30:26 C 02 08 50.26 +03 46 35.9 u 557
2014-11-02 01:59:36 C 02 08 40.14 +03 45 20.6 u 557
2014-11-02 19:09:46 C 02 03 17.79 +03 03 35.9 u A81
2014-11-02 19:20:35 C 02 03 14.35 +03 03 10.9 u A81
2014-11-02 19:31:24 C 02 03 10.93 +03 02 46.0 u A81
2014-11-02 19:42:13 C 02 03 07.48 +03 02 21.0 u A81
2014-11-02 19:56:16 C 02 03 03.01 +03 01 48.7 u A81
2014-11-03 02:09:47 C 02 01 11.31 +02 47 40.1 u 932
2014-11-03 02:19:15 C 02 01 08.36 +02 47 19.1 u 932
2014-11-03 04:33:17 C 02 00 26.91 +02 42 22.3 u 932
2014-11-03 04:35:02 C 02 00 26.38 +02 42 18.4 u 932
2014-11-03 04:40:50 C 02 00 24.59 +02 42 05.6 u 932
2014-11-08 03:04:24 C 01 35 06.64 -00 28 49.6 u H21
Radar Observations (7)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-10-20 07:40:00 166355.453 2 Hz 8560 -14 -14
2014-10-20 08:35:00 41303.3259 1 Hz 2380 -1 -1
2014-10-20 08:40:00 49250902.97 3 us 8560 -14 -14
2014-10-20 10:20:00 49138106.93 0.3 us 2380 -1 -1
2014-10-21 07:36:00 17315.52 0.5 Hz 2380 -1 -1
2014-10-21 08:00:00 48261871.2 0.2 us 2380 -1 -1
2014-10-22 09:00:00 48227416.89 2 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)