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
2024-12-09 18:19:23 C 22 02 50.78 +46 50 12.0 V D04
2024-12-09 18:24:59 C 22 02 51.94 +46 50 17.7 V D04
2024-12-09 18:30:36 C 22 02 53.09 +46 50 23.3 V D04
2024-12-09 18:36:13 C 22 02 54.23 +46 50 29.2 V D04
2024-12-09 18:41:51 C 22 02 55.43 +46 50 34.4 V D04
2024-12-09 18:47:28 C 22 02 56.58 +46 50 39.6 V D04
2024-12-09 18:53:05 C 22 02 57.73 +46 50 45.4 V D04
2024-12-09 18:58:42 C 22 02 58.90 +46 50 51.1 V D04
2024-12-09 19:04:20 C 22 03 00.06 +46 50 56.9 V D04
2024-12-09 19:09:57 C 22 03 01.24 +46 51 02.9 V D04
2024-12-09 19:15:34 C 22 03 02.41 +46 51 08.7 V D04
2024-12-09 19:21:12 C 22 03 03.58 +46 51 14.6 V D04
2024-12-11 08:15:45 C 22 10 50.213 +47 28 47.14 V T05
2024-12-11 08:20:20 C 22 10 51.187 +47 28 51.60 V T05
2024-12-11 08:28:18 C 22 10 52.889 +47 28 59.02 V T05
2024-12-13 06:33:58 C 22 20 49.848 +48 13 00.62 V T08
2024-12-13 06:39:23 C 22 20 51.010 +48 13 05.38 V T08
2024-12-13 06:50:03 C 22 20 53.306 +48 13 14.74 V T08
2024-12-14 17:45:43 C 22 28 35.35 +48 44 18.2 V D04
2024-12-14 17:48:51 C 22 28 36.11 +48 44 20.4 V D04
2024-12-14 17:51:58 C 22 28 36.76 +48 44 23.3 V D04
2024-12-14 17:55:05 C 22 28 37.40 +48 44 26.0 V D04
2024-12-14 17:58:12 C 22 28 38.11 +48 44 28.4 V D04
2024-12-14 18:01:19 C 22 28 38.79 +48 44 31.1 V D04
2024-12-14 18:04:26 C 22 28 39.44 +48 44 33.8 V D04
2024-12-14 18:07:34 C 22 28 40.17 +48 44 36.1 V D04
2024-12-14 18:10:41 C 22 28 40.86 +48 44 38.7 V D04
2024-12-14 18:13:48 C 22 28 41.57 +48 44 41.5 V D04
2024-12-14 18:16:55 C 22 28 42.24 +48 44 43.9 V D04
2024-12-14 18:20:03 C 22 28 42.93 +48 44 46.5 V D04
2024-12-14 18:56:37 C 22 28 50.92 +48 45 17.3 V D04
2024-12-14 18:59:44 C 22 28 51.66 +48 45 20.0 V D04
2024-12-14 19:02:51 C 22 28 52.32 +48 45 22.4 V D04
2024-12-14 19:05:58 C 22 28 53.01 +48 45 25.1 V D04
2024-12-14 19:09:05 C 22 28 53.72 +48 45 28.3 V D04
2024-12-14 19:12:12 C 22 28 54.40 +48 45 29.3 V D04
2024-12-14 19:15:19 C 22 28 55.10 +48 45 32.6 V D04
2024-12-14 19:21:33 C 22 28 56.42 +48 45 37.4 V D04
2024-12-14 19:24:40 C 22 28 57.12 +48 45 40.5 V D04
2024-12-14 19:27:47 C 22 28 57.85 +48 45 43.4 V D04
2024-12-14 19:30:54 C 22 28 58.56 +48 45 45.9 V D04
2024-12-17 07:31:39 C 22 42 30.571 +49 34 47.17 V T08
2024-12-17 07:36:19 C 22 42 31.634 +49 34 50.59 V T08
2024-12-17 07:44:24 C 22 42 33.463 +49 34 56.64 V T08
2024-12-17 07:58:28 C 22 42 36.638 +49 35 06.50 V T08
2024-12-19 05:46:04 C 22 53 11.448 +50 08 38.83 V T05
2024-12-19 05:52:44 C 22 53 12.974 +50 08 43.30 V T05
2024-12-19 06:04:04 C 22 53 15.559 +50 08 50.86 V T05
2024-12-19 06:27:14 C 22 53 20.846 +50 09 06.19 V T05
2024-12-19 17:55:34 C 22 56 01.74 +50 16 51.2 V D04
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)