3122 Florence (1981 ET3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4232384908 ± 1.63e-09
Semi-major axis (a)1.7688776780 AU ± 6.61e-10
Inclination (i)22.14276824° ± 7.42e-07
Long. of Asc. Node (Ω)336.04036925° ± 3.76e-07
Arg. of Perihelion (ω)27.88474334° ± 1.08e-06
Mean Anomaly (M)168.25752840° ± 7.68e-07
Mean Motion (n)0.4189532598°/day ± 2.35e-10
Perihelion dist (q)1.02022056 AU ± 2.90e-09
Aphelion dist (Q)2.51753480 AU ± 3.03e-09
Orbital Period2.35259247 yr ± 1.32e-09
Physical Parameters
H (abs. magnitude)14.08
G (slope)0.15
Alternative Designations

1983 CN1

Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.362″
Uncertainty0
Orbit TypeAmor
MOID0.042563 AU
Observations Used9413
Radar Obs Used6
Gaia Obs Used88
Oppositions22
Arc Total1979-2026
First Observation Used1979-03-09
Last Observation Used2026-04-05
Observations (12205)
Date Type RA Dec Mag Band Observatory
2025-03-24 17:15:46 C 05 48 26.34 +37 44 02.9 X C40
2025-03-24 17:18:43 C 05 48 26.67 +37 44 01.3 X C40
2025-03-24 17:21:40 C 05 48 26.95 +37 43 59.8 X C40
2025-03-24 17:24:37 C 05 48 27.29 +37 43 57.8 X C40
2025-03-24 17:27:34 C 05 48 27.61 +37 43 56.1 X C40
2025-03-24 17:30:29 C 05 48 27.95 +37 43 54.7 X C40
2025-03-24 17:33:25 C 05 48 28.23 +37 43 53.4 X C40
2025-03-28 06:54:02 C 05 57 34.457 +36 58 47.89 V T05
2025-03-28 06:56:00 C 05 57 34.656 +36 58 46.63 V T05
2025-03-28 07:05:18 C 05 57 35.597 +36 58 41.38 V T05
2025-03-28 07:07:58 C 05 57 35.897 +36 58 40.30 V T05
2025-03-28 07:09:16 C 05 57 36.019 +36 58 39.07 V T05
2025-03-29 06:06:47 C 06 00 00.842 +36 46 38.24 V T05
2025-03-29 06:16:56 C 06 00 01.872 +36 46 32.66 V T05
2025-03-29 06:26:26 C 06 00 02.873 +36 46 27.77 V T05
2025-03-29 06:33:22 C 06 00 03.574 +36 46 24.06 V T05
2025-03-30 06:13:11 C 06 02 31.762 +36 34 02.60 V T05
2025-03-30 06:19:58 C 06 02 32.477 +36 33 59.00 V T05
2025-03-30 06:26:02 C 06 02 33.098 +36 33 55.73 V T05
2025-03-30 06:33:31 C 06 02 33.850 +36 33 51.80 V T05
2025-03-31 05:48:49 C 06 04 58.589 +36 21 45.72 V T05
2025-03-31 05:57:40 C 06 04 59.462 +36 21 41.18 V T08
2025-03-31 06:03:15 C 06 05 00.060 +36 21 38.16 V T05
2025-03-31 06:12:23 C 06 05 00.970 +36 21 33.70 V T08
2025-04-01 05:41:02 C 06 07 26.071 +36 09 22.21 V T05
2025-04-01 05:42:22 C 06 07 26.287 +36 09 22.54 V T05
2025-04-01 05:49:19 C 06 07 26.952 +36 09 18.54 V T05
2025-04-01 05:55:16 C 06 07 27.542 +36 09 15.66 V T05
2025-04-01 05:55:55 C 06 07 27.629 +36 09 15.34 V T05
2025-04-06 17:46:48 C 06 20 46.12 +35 01 35.2 X C40
2025-04-06 17:50:29 C 06 20 46.45 +35 01 32.8 X C40
2025-04-06 17:54:10 C 06 20 46.83 +35 01 30.9 X C40
2025-04-06 17:57:50 C 06 20 47.16 +35 01 29.1 X C40
2025-04-06 18:01:20 C 06 20 47.51 +35 01 27.3 X C40
2025-04-06 18:04:39 C 06 20 47.81 +35 01 26.3 X C40
2025-04-06 18:07:57 C 06 20 48.17 +35 01 24.3 X C40
2025-04-06 18:11:16 C 06 20 48.48 +35 01 22.7 X C40
2025-04-06 18:14:35 C 06 20 48.82 +35 01 20.6 X C40
2025-04-06 18:17:53 C 06 20 49.13 +35 01 18.7 X C40
2025-04-06 18:21:12 C 06 20 49.45 +35 01 17.0 X C40
2025-04-06 18:24:31 C 06 20 49.81 +35 01 15.5 X C40
2025-04-07 17:09:29 C 06 23 04.89 +34 49 42.8 X C40
2025-04-07 17:11:42 C 06 23 05.14 +34 49 41.6 X C40
2025-04-07 17:18:18 C 06 23 05.75 +34 49 38.2 X C40
2025-04-07 17:20:30 C 06 23 06.01 +34 49 37.2 X C40
2025-04-07 17:22:43 C 06 23 06.18 +34 49 36.2 X C40
2025-04-07 17:24:54 C 06 23 06.43 +34 49 34.6 X C40
2025-04-07 17:27:05 C 06 23 06.61 +34 49 34.0 X C40
2025-04-07 17:29:18 C 06 23 06.85 +34 49 33.0 X C40
2025-04-09 07:08:52 C 06 26 48.614 +34 30 31.61 V T05
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-08-29 07:20:00 53416156 10 us 8560 -14 -14
2017-08-30 08:30:00 50057919.82 3 us 8560 -14 -14
2017-09-01 08:30:00 47128765.14 3 us 8560 -14 -14
2017-09-06 10:10:00 60804814.037 5 us 8560 -14 -14
2017-09-08 07:00:00 70833313.23 3 us 8560 -14 -14
2017-09-13 08:00:00 102972248.16 3 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)