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
2017-12-02 06:26:01 C 20 25 12.96 +86 51 40.3 m W78
2017-12-02 06:27:32 C 20 25 15.44 +86 51 40.9 m W78
2017-12-02 06:29:05 C 20 25 17.26 +86 51 41.6 m W78
2017-12-02 06:30:36 C 20 25 19.65 +86 51 42.1 m W78
2017-12-02 06:32:09 C 20 25 21.70 +86 51 42.8 m W78
2017-12-02 06:33:41 C 20 25 24.02 +86 51 43.4 m W78
2017-12-02 06:35:14 C 20 25 26.06 +86 51 44.1 m W78
2017-12-02 06:36:45 C 20 25 28.13 +86 51 44.7 m W78
2017-12-02 06:38:18 C 20 25 30.61 +86 51 45.4 m W78
2017-12-02 06:39:49 C 20 25 33.10 +86 51 46.0 m W78
2017-12-02 06:41:22 C 20 25 34.96 +86 51 46.6 m W78
2017-12-02 06:42:53 C 20 25 37.18 +86 51 47.3 m W78
2017-12-02 06:44:26 C 20 25 39.50 +86 51 47.8 m W78
2017-12-02 06:45:58 C 20 25 41.39 +86 51 48.5 m W78
2017-12-02 06:47:31 C 20 25 43.73 +86 51 49.2 m W78
2017-12-02 06:49:02 C 20 25 46.20 +86 51 49.7 m W78
2017-12-02 06:50:35 C 20 25 48.24 +86 51 50.5 m W78
2017-12-02 06:52:06 C 20 25 50.58 +86 51 51.1 m W78
2017-12-02 06:53:39 C 20 25 52.31 +86 51 51.7 m W78
2017-12-02 06:55:11 C 20 25 54.65 +86 51 52.4 m W78
2017-12-02 06:56:44 C 20 25 57.19 +86 51 53.1 m W78
2017-12-02 06:58:15 C 20 25 58.90 +86 51 53.7 m W78
2017-12-02 06:59:48 C 20 26 01.15 +86 51 54.4 m W78
2017-12-02 07:01:19 C 20 26 03.45 +86 51 55.1 m W78
2017-12-02 07:02:52 C 20 26 05.65 +86 51 55.7 m W78
2017-12-02 07:04:23 C 20 26 07.71 +86 51 56.3 m W78
2017-12-02 07:05:57 C 20 26 09.88 +86 51 57.0 m W78
2017-12-02 07:07:28 C 20 26 12.14 +86 51 57.6 m W78
2017-12-02 07:09:01 C 20 26 14.42 +86 51 58.2 m W78
2017-12-02 07:10:32 C 20 26 16.34 +86 51 58.9 m W78
2017-12-02 07:12:05 C 20 26 18.51 +86 51 59.5 m W78
2017-12-02 07:13:37 C 20 26 21.10 +86 52 00.2 m W78
2017-12-02 07:15:10 C 20 26 23.13 +86 52 00.9 m W78
2017-12-02 07:16:41 C 20 26 25.36 +86 52 01.5 m W78
2017-12-02 07:18:14 C 20 26 27.48 +86 52 02.1 m W78
2017-12-02 07:19:45 C 20 26 29.90 +86 52 02.8 m W78
2017-12-02 07:21:18 C 20 26 32.12 +86 52 03.5 m W78
2017-12-02 07:22:49 C 20 26 34.30 +86 52 04.2 m W78
2017-12-02 07:24:23 C 20 26 36.44 +86 52 04.8 m W78
2017-12-02 07:25:54 C 20 26 38.65 +86 52 05.3 m W78
2017-12-02 07:27:27 C 20 26 40.84 +86 52 06.0 m W78
2017-12-02 07:28:58 C 20 26 42.82 +86 52 06.8 m W78
2017-12-02 07:30:31 C 20 26 45.33 +86 52 07.5 m W78
2017-12-02 07:32:02 C 20 26 47.14 +86 52 08.0 m W78
2017-12-02 07:33:35 C 20 26 49.60 +86 52 08.7 m W78
2017-12-02 07:35:07 C 20 26 52.09 +86 52 09.3 m W78
2017-12-02 07:36:40 C 20 26 54.07 +86 52 10.0 m W78
2017-12-02 07:38:11 C 20 26 56.24 +86 52 10.6 m W78
2017-12-02 07:39:44 C 20 26 59.11 +86 52 11.4 m W78
2017-12-02 07:41:15 C 20 27 01.56 +86 52 12.1 m W78
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)