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
2017-11-28 02:51:00 C 18 44 47.10 +85 47 10.1 m W78
2017-11-28 02:52:33 C 18 44 47.83 +85 47 12.9 m W78
2017-11-28 02:55:38 C 18 44 50.65 +85 47 13.6 m W78
2017-11-28 02:58:42 C 18 44 52.71 +85 47 13.9 m W78
2017-11-28 03:00:13 C 18 44 53.69 +85 47 15.2 m W78
2017-11-28 03:04:50 C 18 44 57.19 +85 47 20.2 m W78
2017-11-28 03:15:33 C 18 45 04.98 +85 47 28.0 m W78
2017-11-28 03:17:05 C 18 45 06.05 +85 47 28.4 m W78
2017-11-28 03:27:50 C 18 45 13.99 +85 47 37.4 m W78
2017-11-28 03:35:46 C 18 45 20.01 +85 47 42.0 m W78
2017-11-28 03:37:17 C 18 45 20.93 +85 47 44.5 m W78
2017-11-28 03:38:50 C 18 45 22.10 +85 47 46.2 m W78
2017-11-28 03:40:21 C 18 45 23.33 +85 47 46.3 m W78
2017-11-28 03:41:54 C 18 45 24.50 +85 47 48.3 m W78
2017-11-28 03:43:25 C 18 45 25.57 +85 47 49.1 m W78
2017-11-28 03:46:30 C 18 45 27.75 +85 47 51.7 m W78
2017-11-28 03:48:03 C 18 45 28.99 +85 47 52.0 m W78
2017-11-28 03:49:34 C 18 45 30.01 +85 47 53.8 m W78
2017-11-28 03:54:11 C 18 45 33.45 +85 47 56.9 m W78
2017-11-28 03:57:15 C 18 45 35.87 +85 47 58.4 m W78
2017-11-28 04:03:23 C 18 45 40.36 +85 48 03.5 m W78
2017-11-28 04:04:54 C 18 45 41.64 +85 48 04.3 m W78
2017-11-28 04:09:32 C 18 45 44.88 +85 48 07.1 m W78
2017-11-28 04:12:36 C 18 45 47.63 +85 48 09.5 m W78
2017-11-28 04:15:40 C 18 45 49.84 +85 48 11.5 m W78
2017-11-28 04:24:53 C 18 45 56.21 +85 48 20.3 m W78
2017-11-28 04:26:24 C 18 45 57.59 +85 48 20.5 m W78
2017-11-28 04:27:57 C 18 45 58.85 +85 48 21.6 m W78
2017-11-28 04:31:01 C 18 46 01.07 +85 48 24.6 m W78
2017-11-28 04:32:32 C 18 46 02.25 +85 48 24.3 m W78
2017-11-28 04:35:36 C 18 46 04.47 +85 48 27.2 m W78
2017-11-28 04:37:09 C 18 46 05.68 +85 48 27.9 m W78
2017-11-28 04:38:40 C 18 46 06.85 +85 48 29.7 m W78
2017-11-28 04:40:14 C 18 46 08.06 +85 48 29.4 m W78
2017-11-28 04:41:45 C 18 46 09.16 +85 48 31.2 m W78
2017-11-28 04:43:18 C 18 46 10.28 +85 48 32.0 m W78
2017-11-28 04:47:53 C 18 46 13.78 +85 48 35.8 m W78
2017-11-28 04:54:02 C 18 46 18.27 +85 48 41.2 m W78
2017-11-29 01:53:06 C 19 02 18.11 +86 04 47.0 P V78
2017-11-29 02:05:28 C 19 02 28.26 +86 04 55.7 P V78
2017-11-29 02:12:27 C 19 02 33.75 +86 05 00.2 P V78
2017-11-29 23:05:47 C 19 21 11.76 +86 19 44.3 U Z80
2017-11-29 23:07:39 C 19 21 13.28 +86 19 46.0 U Z80
2017-11-29 23:09:31 C 19 21 15.07 +86 19 46.9 U Z80
2017-11-29 23:11:24 C 19 21 16.81 +86 19 48.4 U Z80
2017-11-29 23:13:16 C 19 21 18.61 +86 19 49.3 U Z80
2017-11-29 23:15:08 C 19 21 20.09 +86 19 50.9 U Z80
2017-11-29 23:17:00 C 19 21 22.01 +86 19 52.0 U Z80
2017-11-29 23:18:53 C 19 21 23.55 +86 19 53.2 U Z80
2017-11-29 23:20:45 C 19 21 26.03 +86 19 54.1 U Z80
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)