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
2025-02-21 18:39:58 B 04 16 26.97 +44 43 58.1 X L76
2025-02-21 18:45:15 B 04 16 27.72 +44 43 55.0 X L76
2025-02-21 18:50:34 B 04 16 28.47 +44 43 51.7 X L76
2025-02-22 18:05:05 C 04 19 48.48 +44 30 07.2 X D04
2025-02-22 18:10:29 C 04 19 49.17 +44 30 03.3 X D04
2025-02-22 18:15:54 C 04 19 50.06 +44 30 00.6 X D04
2025-02-22 18:21:19 C 04 19 50.79 +44 29 57.6 X D04
2025-02-22 18:37:34 C 04 19 53.03 +44 29 47.2 X D04
2025-02-22 18:59:13 C 04 19 56.09 +44 29 34.4 X D04
2025-02-23 02:47:13 C 04 21 02.826 +44 25 01.60 V G96
2025-02-23 02:54:57 C 04 21 03.946 +44 24 56.09 V G96
2025-02-23 03:02:40 C 04 21 05.054 +44 24 51.23 V G96
2025-02-23 03:10:22 C 04 21 06.095 +44 24 46.44 V G96
2025-02-23 06:43:22 C 04 21 36.197 +44 22 42.17 V T08
2025-02-23 06:47:22 C 04 21 36.766 +44 22 39.79 V T08
2025-02-23 06:49:59 C 04 21 37.118 +44 22 38.24 V T08
2025-02-23 07:08:15 C 04 21 39.674 +44 22 27.12 V T08
2025-02-24 21:07:57 C 04 26 59.935 +43 59 57.34 Z C23
2025-02-24 21:09:07 C 04 27 00.108 +43 59 56.65 Z C23
2025-02-24 21:13:52 C 04 27 00.744 +43 59 53.56 Z C23
2025-02-25 06:19:02 C 04 28 16.519 +43 54 37.19 V T05
2025-02-25 06:38:17 C 04 28 19.138 +43 54 25.63 V T05
2025-02-25 06:49:35 C 04 28 20.686 +43 54 18.83 V T05
2025-02-25 18:58:31 B 04 30 01.40 +43 47 06.2 X L76
2025-02-25 19:02:09 B 04 30 01.90 +43 47 04.3 X L76
2025-02-25 19:05:47 B 04 30 02.48 +43 47 02.2 X L76
2025-02-25 19:43:43 C 04 30 07.68 +43 46 39.0 X D04
2025-02-25 20:42:26 C 04 30 15.75 +43 46 04.2 X D04
2025-02-25 20:47:51 C 04 30 16.41 +43 45 59.0 X D04
2025-02-27 07:08:32 C 04 34 58.018 +43 25 54.88 V T08
2025-02-27 07:13:11 C 04 34 58.649 +43 25 52.07 V T08
2025-02-27 07:23:59 C 04 35 00.070 +43 25 45.62 V T08
2025-02-27 07:45:21 C 04 35 02.945 +43 25 32.70 V T08
2025-02-27 21:10:28 B 04 36 51.936 +43 17 41.21 q J51
2025-02-27 21:27:50 B 04 36 54.286 +43 17 31.42 q J51
2025-02-27 21:45:14 B 04 36 56.566 +43 17 20.15 q J51
2025-02-27 23:17:01 B 04 37 08.861 +43 16 22.66 q Y84
2025-02-27 23:22:31 B 04 37 09.610 +43 16 19.42 q Y84
2025-02-27 23:28:01 B 04 37 10.368 +43 16 16.36 q Y84
2025-02-28 13:45:22 C 04 39 05.419 +43 08 00.64 V O51
2025-02-28 13:55:47 C 04 39 06.794 +43 07 54.08 V O51
2025-02-28 13:56:01 C 04 39 06.840 +43 07 54.01 V O51
2025-02-28 18:19:56 B 04 39 42.19 +43 05 15.9 X L76
2025-02-28 18:30:07 B 04 39 43.56 +43 05 09.9 X L76
2025-02-28 18:40:17 B 04 39 44.90 +43 05 04.0 X L76
2025-02-28 18:57:03 C 04 39 47.314 +43 04 54.70 Z C23
2025-02-28 19:35:24 C 04 39 52.402 +43 04 32.09 Z C23
2025-02-28 20:12:33 C 04 39 57.288 +43 04 10.27 Z C23
2025-03-01 06:19:39 C 04 41 18.067 +42 58 19.70 V T05
2025-03-01 06:30:46 C 04 41 19.510 +42 58 13.08 V T05
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)