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
2025-01-03 19:26:51 B 00 24 07.778 +52 35 35.52 q Y84
2025-01-04 05:48:49 C 00 26 40.932 +52 36 40.07 V T05
2025-01-04 05:53:38 C 00 26 42.094 +52 36 40.36 V T05
2025-01-04 06:01:37 C 00 26 44.016 +52 36 40.82 V T05
2025-01-04 06:17:23 C 00 26 47.830 +52 36 41.90 V T05
2025-01-05 04:44:13 B 00 32 18.82 +52 38 11.1 q V75
2025-01-05 04:56:41 B 00 32 21.91 +52 38 11.2 q V75
2025-01-05 05:14:10 B 00 32 26.16 +52 38 11.5 q V75
2025-01-05 05:27:23 B 00 32 29.38 +52 38 11.6 q V75
2025-01-05 19:23:44 C 00 35 54.98 +52 38 48.5 X D04
2025-01-05 19:26:51 C 00 35 55.72 +52 38 48.5 X D04
2025-01-05 19:29:59 C 00 35 56.48 +52 38 48.5 X D04
2025-01-05 19:33:06 C 00 35 57.30 +52 38 48.6 X D04
2025-01-05 19:36:13 C 00 35 58.02 +52 38 48.5 X D04
2025-01-05 19:39:21 C 00 35 58.80 +52 38 48.6 X D04
2025-01-05 19:42:28 C 00 35 59.55 +52 38 48.8 X D04
2025-01-05 19:45:35 C 00 36 00.32 +52 38 48.9 X D04
2025-01-05 19:48:43 C 00 36 01.10 +52 38 48.6 X D04
2025-01-05 19:51:50 C 00 36 01.85 +52 38 48.6 X D04
2025-01-05 19:54:57 C 00 36 02.58 +52 38 48.7 X D04
2025-01-05 19:58:05 C 00 36 03.36 +52 38 48.7 X D04
2025-01-06 03:47:00 B 00 37 58.14 +52 39 06.4 q V75
2025-01-06 03:59:30 B 00 38 01.24 +52 39 06.1 q V75
2025-01-06 04:35:19 B 00 38 09.91 +52 39 05.6 q V75
2025-01-06 04:55:40 B 00 38 14.90 +52 39 05.4 q V75
2025-01-06 05:15:01 C 00 38 20.340 +52 39 13.20 X F52
2025-01-06 05:26:53 C 00 38 23.180 +52 39 13.20 X F52
2025-01-06 05:38:50 C 00 38 26.069 +52 39 12.87 X F52
2025-01-06 05:50:42 C 00 38 28.887 +52 39 13.34 X F52
2025-01-06 06:23:28 C 00 38 36.737 +52 39 13.50 V T08
2025-01-06 06:28:06 C 00 38 37.843 +52 39 13.43 V T08
2025-01-06 06:43:40 C 00 38 41.582 +52 39 13.32 V T08
2025-01-06 06:52:56 C 00 38 43.824 +52 39 13.28 V T08
2025-01-06 17:14:48 B 00 41 16.625 +52 39 16.20 V G34
2025-01-06 17:34:22 B 00 41 21.386 +52 39 16.49 V G34
2025-01-07 18:26:29 C 00 47 24.48 +52 38 54.6 X D04
2025-01-07 18:29:37 C 00 47 25.20 +52 38 54.4 X D04
2025-01-07 18:32:44 C 00 47 26.00 +52 38 54.2 X D04
2025-01-07 18:35:51 C 00 47 26.74 +52 38 53.9 X D04
2025-01-07 18:38:58 C 00 47 27.46 +52 38 53.8 X D04
2025-01-07 18:42:06 C 00 47 28.21 +52 38 53.6 X D04
2025-01-07 18:45:13 C 00 47 28.98 +52 38 53.8 X D04
2025-01-07 18:48:20 C 00 47 29.72 +52 38 53.5 X D04
2025-01-07 18:51:27 C 00 47 30.48 +52 38 53.4 X D04
2025-01-07 18:54:35 C 00 47 31.21 +52 38 53.1 X D04
2025-01-07 18:57:42 C 00 47 31.97 +52 38 53.2 X D04
2025-01-07 19:00:50 C 00 47 32.71 +52 38 52.6 X D04
2025-01-07 22:05:36 C 00 48 17.688 +52 38 43.76 Z C23
2025-01-07 22:07:39 C 00 48 18.101 +52 38 44.63 Z C23
2025-01-07 22:10:31 C 00 48 18.917 +52 38 44.34 Z C23
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)