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
2023-02-14 19:40:03 C 10 16 25.834 +17 09 16.42 V P07
2023-02-14 21:36:39 C 10 16 17.41 +17 09 06.9 q Y93
2023-02-14 21:37:46 C 10 16 17.29 +17 09 06.5 q Y93
2023-02-14 21:38:52 C 10 16 17.21 +17 09 06.8 q Y93
2023-02-14 23:24:41 C 10 16 08.88 +17 09 04.1 q Y93
2023-02-14 23:25:48 C 10 16 08.78 +17 09 04.2 q Y93
2023-02-14 23:26:54 C 10 16 08.71 +17 09 05.6 q Y93
2023-02-15 13:56:46 C 10 15 01.385 +17 08 51.86 V P07
2023-02-15 15:06:35 C 10 14 55.867 +17 08 50.53 V P07
2023-02-15 16:03:27 C 10 14 51.341 +17 08 49.09 V P07
2023-02-15 18:22:01 C 10 14 40.327 +17 08 45.46 V P07
2023-02-15 18:52:55 C 10 14 38.53 +17 08 37.2 q M38
2023-02-15 19:38:50 C 10 14 34.224 +17 08 43.33 V P07
2023-02-15 20:17:00 C 10 14 31.86 +17 08 34.8 q M38
2023-02-15 21:43:05 C 10 14 25.02 +17 08 32.5 q M38
2023-02-15 22:11:57 C 10 14 22.836 +17 08 31.27 q M16
2023-02-15 22:22:58 C 10 14 21.902 +17 08 31.74 q M16
2023-02-16 03:03:36 C 10 13 59.88 +17 08 23.5 q Y93
2023-02-16 03:04:43 C 10 13 59.80 +17 08 24.5 q Y93
2023-02-16 03:05:49 C 10 13 59.69 +17 08 23.9 q Y93
2023-02-16 03:06:56 C 10 13 59.69 +17 08 22.9 q Y93
2023-02-16 03:08:02 C 10 13 59.50 +17 08 24.6 q Y93
2023-02-17 00:30:18 C 10 12 20.52 +17 07 46.7 q Y93
2023-02-17 00:31:26 C 10 12 20.45 +17 07 46.0 q Y93
2023-02-17 00:32:32 C 10 12 20.34 +17 07 46.6 q Y93
2023-02-17 00:33:38 C 10 12 20.25 +17 07 46.4 q Y93
2023-02-17 00:34:45 C 10 12 20.20 +17 07 45.7 q Y93
2023-02-17 05:31:25 B 10 11 57.487 +17 07 36.70 V 648
2023-02-17 06:17:32 B 10 11 53.863 +17 07 35.20 V 648
2023-02-17 07:13:04 B 10 11 49.462 +17 07 33.52 V 648
2023-02-17 07:51:27 B 10 11 46.450 +17 07 32.37 V 648
2023-02-17 08:07:46 B 10 11 45.132 +17 07 32.58 V 648
2023-02-18 05:52:44 C 10 10 04.490 +17 06 53.03 V W68
2023-02-18 05:57:17 C 10 10 04.142 +17 06 52.74 V W68
2023-02-18 06:08:58 C 10 10 03.214 +17 06 52.34 V W68
2023-02-18 06:56:00 C 10 09 59.518 +17 06 50.40 V W68
2023-02-18 21:45:03 C 10 08 51.74 +17 06 07.0 q Y93
2023-02-18 21:46:09 C 10 08 51.65 +17 06 06.3 q Y93
2023-02-18 21:47:16 C 10 08 51.59 +17 06 06.4 q Y93
2023-02-18 21:48:23 C 10 08 51.45 +17 06 06.2 q Y93
2023-02-18 21:49:31 C 10 08 51.34 +17 06 05.5 q Y93
2023-02-19 06:43:42 C 10 08 10.331 +17 05 44.77 V 703
2023-02-19 06:51:59 C 10 08 09.676 +17 05 44.38 V 703
2023-02-19 07:00:17 C 10 08 09.038 +17 05 44.05 V 703
2023-02-19 07:08:35 C 10 08 08.376 +17 05 43.58 V 703
2023-02-19 13:30:07 C 10 07 39.45 +17 05 26.0 V D29
2023-02-19 13:50:29 C 10 07 37.87 +17 05 25.2 V D29
2023-02-19 14:10:50 C 10 07 36.28 +17 05 24.4 V D29
2023-02-19 20:55:05 C 10 07 05.49 +17 05 12.3 Z M49
2023-02-19 21:05:59 C 10 07 04.562 +17 05 12.91 Z L68
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)