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
2025-04-09 07:12:56 C 06 26 48.989 +34 30 29.23 V T05
2025-04-09 07:21:42 C 06 26 49.829 +34 30 24.55 V T05
2025-04-09 07:42:27 C 06 26 51.890 +34 30 13.82 V T05
2025-04-11 03:05:18 C 06 31 04.868 +34 08 23.17 V 703
2025-04-11 03:08:39 C 06 31 05.279 +34 08 21.12 V 703
2025-04-11 03:12:00 C 06 31 05.624 +34 08 19.64 V 703
2025-04-11 03:15:21 C 06 31 05.909 +34 08 18.20 V 703
2025-04-11 21:10:07 C 06 32 49.64 +33 59 17.2 V M14
2025-04-11 21:57:09 C 06 32 54.15 +33 58 53.7 V M14
2025-04-13 03:26:17 C 06 35 43.927 +33 44 10.32 Z U76
2025-04-13 03:50:50 C 06 35 46.229 +33 43 57.76 Z U76
2025-04-13 04:16:33 C 06 35 48.655 +33 43 44.94 Z U76
2025-04-14 06:35:52 C 06 38 19.142 +33 30 38.63 V T08
2025-04-14 06:40:34 C 06 38 19.606 +33 30 35.89 V T08
2025-04-14 06:48:45 C 06 38 20.369 +33 30 31.50 V T08
2025-04-14 07:04:55 C 06 38 21.888 +33 30 23.18 V T08
2025-04-15 06:18:38 C 06 40 34.006 +33 18 50.40 V T08
2025-04-15 06:22:38 C 06 40 34.380 +33 18 48.35 V T08
2025-04-15 06:32:38 C 06 40 35.292 +33 18 43.27 V T08
2025-04-15 06:48:08 C 06 40 36.722 +33 18 35.21 V T08
2025-04-16 04:14:10 C 06 42 37.980 +33 07 56.71 V 703
2025-04-16 04:17:32 C 06 42 38.336 +33 07 53.76 V 703
2025-04-16 04:20:52 C 06 42 38.675 +33 07 52.43 V 703
2025-04-16 04:24:13 C 06 42 38.866 +33 07 50.92 V 703
2025-04-16 06:20:18 C 06 42 49.860 +33 06 54.43 V T05
2025-04-16 06:24:53 C 06 42 50.278 +33 06 52.49 V T05
2025-04-16 06:32:50 C 06 42 51.031 +33 06 48.28 V T05
2025-04-16 17:47:13 C 06 43 54.40 +33 01 11.7 X C40
2025-04-16 17:49:38 C 06 43 54.65 +33 01 10.3 X C40
2025-04-16 17:52:03 C 06 43 54.82 +33 01 10.2 X C40
2025-04-16 17:54:28 C 06 43 55.04 +33 01 08.5 X C40
2025-04-16 17:56:53 C 06 43 55.27 +33 01 07.2 X C40
2025-04-16 18:01:41 C 06 43 55.77 +33 01 04.8 X C40
2025-04-16 18:04:05 C 06 43 55.93 +33 01 03.6 X C40
2025-04-16 18:13:00 C 06 43 56.79 +33 00 59.0 X C40
2025-04-17 03:01:53 C 06 44 46.324 +32 56 39.59 V 703
2025-04-17 03:05:14 C 06 44 46.640 +32 56 38.51 V 703
2025-04-17 03:08:35 C 06 44 46.943 +32 56 35.88 V 703
2025-04-17 03:11:56 C 06 44 47.314 +32 56 33.50 V 703
2025-04-17 17:14:53 C 06 46 06.04 +32 49 35.9 X C40
2025-04-17 17:27:11 C 06 46 07.20 +32 49 29.6 X C40
2025-04-17 17:39:20 C 06 46 08.34 +32 49 23.7 X C40
2025-04-18 03:11:46 C 06 47 01.576 +32 44 41.39 V 703
2025-04-18 03:15:07 C 06 47 01.860 +32 44 40.13 V 703
2025-04-18 03:18:29 C 06 47 02.166 +32 44 38.33 V 703
2025-04-18 03:21:50 C 06 47 02.526 +32 44 37.21 V 703
2025-04-18 17:12:10 C 06 48 19.77 +32 37 46.3 X C40
2025-04-18 17:15:29 C 06 48 20.06 +32 37 44.7 X C40
2025-04-18 17:18:48 C 06 48 20.35 +32 37 42.9 X C40
2025-04-18 17:28:10 C 06 48 21.28 +32 37 37.9 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)