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
2025-03-01 06:36:03 C 04 41 20.213 +42 58 09.88 V T05
2025-03-01 06:51:31 C 04 41 22.224 +42 58 00.66 V T05
2025-03-01 17:49:37 C 04 42 49.48 +42 51 34.1 X C40
2025-03-01 17:52:38 C 04 42 49.94 +42 51 32.2 X C40
2025-03-01 17:55:39 C 04 42 50.31 +42 51 31.0 X C40
2025-03-01 17:58:40 C 04 42 50.69 +42 51 29.9 X C40
2025-03-01 18:01:41 C 04 42 51.09 +42 51 27.2 X C40
2025-03-01 18:16:44 C 04 42 53.11 +42 51 19.1 X C40
2025-03-01 18:22:45 C 04 42 53.87 +42 51 15.6 X C40
2025-03-02 05:55:18 C 04 44 25.190 +42 44 35.63 V T08
2025-03-02 06:01:54 C 04 44 26.045 +42 44 31.81 V T08
2025-03-02 06:09:53 C 04 44 27.072 +42 44 27.10 V T08
2025-03-02 18:35:32 C 04 46 04.994 +42 37 10.45 Z C23
2025-03-02 19:41:46 C 04 46 13.625 +42 36 30.56 Z C23
2025-03-02 20:37:22 C 04 46 20.738 +42 35 58.88 Z C23
2025-03-03 06:23:03 C 04 47 37.116 +42 30 23.29 V T05
2025-03-03 06:27:42 C 04 47 37.709 +42 30 20.56 V T05
2025-03-03 06:37:01 C 04 47 38.914 +42 30 15.19 V T05
2025-03-03 20:17:47 B 04 49 25.488 +42 22 17.08 q Y84
2025-03-03 20:31:37 B 04 49 27.264 +42 22 08.87 q Y84
2025-03-03 20:46:02 B 04 49 29.107 +42 22 00.62 q Y84
2025-03-04 18:26:19 C 04 52 16.656 +42 09 30.85 q L05
2025-03-04 18:43:12 C 04 52 18.799 +42 09 21.10 q L05
2025-03-04 18:44:01 C 04 52 18.900 +42 09 20.27 Z C23
2025-03-04 18:58:43 C 04 52 20.813 +42 09 12.64 q L05
2025-03-04 19:17:23 C 04 52 23.182 +42 09 00.43 Z C23
2025-03-04 19:51:10 C 04 52 27.480 +42 08 40.70 Z C23
2025-03-04 20:52:24 B 04 52 35.256 +42 08 05.50 q Y84
2025-03-04 20:57:58 B 04 52 35.954 +42 08 02.15 q Y84
2025-03-04 21:03:28 B 04 52 36.660 +42 07 58.94 q Y84
2025-03-06 16:26:44 B 04 58 07.23 +41 43 04.9 X L76
2025-03-06 16:36:59 B 04 58 08.49 +41 42 59.2 X L76
2025-03-06 16:47:15 B 04 58 09.72 +41 42 52.6 X L76
2025-03-06 17:32:44 C 04 58 15.43 +41 42 25.9 X C40
2025-03-06 17:38:04 C 04 58 16.03 +41 42 23.3 X C40
2025-03-06 17:47:15 C 04 58 17.12 +41 42 18.5 X C40
2025-03-06 21:05:56 C 04 58 42.132 +41 40 23.95 Z C23
2025-03-06 21:31:58 C 04 58 45.391 +41 40 08.44 Z C23
2025-03-06 22:14:00 C 04 58 50.683 +41 39 45.11 Z C23
2025-03-07 06:42:19 C 04 59 54.343 +41 34 57.86 V T08
2025-03-07 06:48:16 C 04 59 55.094 +41 34 54.73 V T08
2025-03-07 07:05:01 C 04 59 57.163 +41 34 44.80 V T08
2025-03-07 07:28:36 C 05 00 00.050 +41 34 31.04 V T08
2025-03-07 18:17:34 C 05 01 21.19 +41 28 19.1 X C40
2025-03-07 18:19:58 C 05 01 21.45 +41 28 17.0 X C40
2025-03-07 18:22:23 C 05 01 21.74 +41 28 15.5 X C40
2025-03-07 18:24:47 C 05 01 22.06 +41 28 14.2 X C40
2025-03-07 18:27:12 C 05 01 22.34 +41 28 12.6 X C40
2025-03-07 18:29:36 C 05 01 22.65 +41 28 11.4 X C40
2025-03-07 18:32:00 C 05 01 22.93 +41 28 10.1 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)