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
2025-02-03 06:14:16 C 03 04 19.483 +49 01 07.25 V T08
2025-02-03 06:18:55 C 03 04 20.316 +49 01 04.69 V T08
2025-02-03 06:47:48 C 03 04 25.498 +49 00 48.64 V T08
2025-02-03 19:54:23 C 03 06 48.886 +48 53 36.96 Z C23
2025-02-03 19:57:17 C 03 06 49.438 +48 53 35.41 Z C23
2025-02-03 20:01:20 C 03 06 50.138 +48 53 32.75 Z C23
2025-02-04 19:34:47 C 03 11 04.963 +48 40 38.57 Z C23
2025-02-04 19:37:06 C 03 11 05.434 +48 40 36.80 Z C23
2025-02-04 19:38:51 C 03 11 05.602 +48 40 35.62 Z C23
2025-02-04 19:47:30 C 03 11 07.186 +48 40 30.40 Z C23
2025-02-08 18:43:31 B 03 27 40.24 +47 47 05.2 X L76
2025-02-08 18:54:13 B 03 27 42.05 +47 46 58.8 X L76
2025-02-08 19:04:48 B 03 27 44.062 +47 46 53.72 X K87
2025-02-08 19:04:57 B 03 27 43.82 +47 46 52.4 X L76
2025-02-08 19:11:08 B 03 27 45.120 +47 46 50.09 X K87
2025-02-08 19:17:25 B 03 27 46.178 +47 46 46.49 X K87
2025-02-08 19:19:56 C 03 27 46.35 +47 46 44.0 X C40
2025-02-08 19:23:37 C 03 27 46.97 +47 46 41.8 X C40
2025-02-08 19:27:18 C 03 27 47.57 +47 46 39.7 X C40
2025-02-08 19:30:58 C 03 27 48.22 +47 46 37.5 X C40
2025-02-08 19:34:39 C 03 27 48.81 +47 46 35.1 X C40
2025-02-08 19:38:20 C 03 27 49.43 +47 46 33.2 X C40
2025-02-08 19:42:00 C 03 27 50.08 +47 46 30.2 X C40
2025-02-08 19:45:40 C 03 27 50.68 +47 46 28.9 X C40
2025-02-08 19:49:07 C 03 27 51.19 +47 46 26.2 X D04
2025-02-08 19:49:21 C 03 27 51.31 +47 46 26.7 X C40
2025-02-08 19:53:02 C 03 27 51.92 +47 46 24.7 X C40
2025-02-08 19:56:41 C 03 27 52.57 +47 46 22.3 X C40
2025-02-08 19:58:07 C 03 27 52.73 +47 46 21.3 X D04
2025-02-08 20:00:22 C 03 27 53.19 +47 46 20.1 X C40
2025-02-08 20:02:37 C 03 27 53.54 +47 46 18.9 X D04
2025-02-08 20:11:37 C 03 27 55.12 +47 46 13.1 X D04
2025-02-08 20:16:07 C 03 27 55.84 +47 46 10.5 X D04
2025-02-08 20:20:26 C 03 27 56.53 +47 46 08.6 X D04
2025-02-09 18:41:35 C 03 31 42.83 +47 33 19.8 X D04
2025-02-09 18:47:13 C 03 31 43.72 +47 33 16.3 X D04
2025-02-09 18:58:28 C 03 31 45.59 +47 33 09.6 X D04
2025-02-09 19:04:05 C 03 31 46.48 +47 33 06.8 X D04
2025-02-09 19:09:43 C 03 31 47.43 +47 33 03.1 X D04
2025-02-09 19:15:21 C 03 31 48.43 +47 32 59.9 X D04
2025-02-09 19:20:59 C 03 31 49.42 +47 32 56.5 X D04
2025-02-09 19:26:36 C 03 31 50.25 +47 32 53.6 X D04
2025-02-09 19:32:14 C 03 31 51.28 +47 32 50.1 X D04
2025-02-09 19:37:51 C 03 31 52.15 +47 32 46.8 X D04
2025-02-09 19:43:29 C 03 31 53.03 +47 32 43.4 X D04
2025-02-09 20:41:24 C 03 32 02.80 +47 32 08.2 X D04
2025-02-09 20:44:25 C 03 32 03.22 +47 32 07.0 X D04
2025-02-10 18:05:15 C 03 35 36.53 +47 19 50.1 X C40
2025-02-10 18:08:16 C 03 35 37.11 +47 19 46.9 X C40
2025-02-10 18:11:17 C 03 35 37.61 +47 19 45.6 X C40
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)