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
2024-10-19 07:02:49 C 18 58 35.458 +08 38 23.75 V T08
2024-10-19 07:14:51 C 18 58 36.835 +08 38 55.28 V T08
2024-10-19 19:03:49 C 19 00 00.713 +09 09 40.14 V Z80
2024-10-19 19:06:50 C 19 00 01.054 +09 09 48.10 V Z80
2024-10-20 00:13:20 C 19 00 36.732 +09 23 35.70 V W68
2024-10-20 00:23:11 C 19 00 37.838 +09 24 01.15 V W68
2024-10-20 00:28:25 C 19 00 38.436 +09 24 14.94 V W68
2024-10-20 17:18:55 C 19 02 37.60 +10 07 31.4 Z D71
2024-10-20 17:34:49 C 19 02 39.41 +10 08 11.1 Z D71
2024-10-20 17:48:45 C 19 02 40.97 +10 08 47.1 Z D71
2024-10-20 18:01:57 B 19 02 42.304 +10 09 46.97 Z M49
2024-10-20 18:07:04 B 19 02 42.867 +10 10 00.22 Z M49
2024-10-20 18:12:11 B 19 02 43.454 +10 10 13.38 Z M49
2024-10-21 05:33:26 C 19 04 03.578 +10 39 14.98 V T05
2024-10-21 05:41:19 C 19 04 04.464 +10 39 35.17 V T05
2024-10-21 05:55:51 C 19 04 06.103 +10 40 12.50 V T05
2024-10-21 17:36:29 C 19 05 28.98 +11 10 02.6 Z D71
2024-10-21 17:48:21 C 19 05 30.33 +11 10 32.7 Z D71
2024-10-21 18:01:22 B 19 05 31.879 +11 11 06.97 V 160
2024-10-21 18:05:43 B 19 05 32.381 +11 11 18.35 V 160
2024-10-21 18:06:02 C 19 05 32.37 +11 11 18.1 Z D71
2024-10-21 18:10:01 B 19 05 32.870 +11 11 29.22 V 160
2024-10-23 06:50:18 C 19 09 51.982 +12 44 43.76 V T05
2024-10-23 06:54:53 C 19 09 52.505 +12 44 55.25 V T05
2024-10-23 07:03:28 C 19 09 53.486 +12 45 16.74 V T05
2024-10-23 07:32:26 C 19 09 56.822 +12 46 29.24 V T05
2024-10-23 18:17:46 B 19 11 13.785 +13 13 25.80 V L92
2024-10-23 18:18:47 B 19 11 13.908 +13 13 29.08 V L92
2024-10-23 18:20:50 B 19 11 14.144 +13 13 32.75 V L92
2024-10-23 18:21:51 B 19 11 14.261 +13 13 37.00 V L92
2024-10-23 18:25:55 B 19 11 14.737 +13 13 46.22 V L92
2024-10-23 18:30:00 B 19 11 15.096 +13 13 55.74 V L92
2024-10-25 05:20:20 C 19 15 23.542 +14 40 36.88 V T05
2024-10-25 05:24:54 C 19 15 24.062 +14 40 48.07 V T05
2024-10-25 05:34:01 C 19 15 25.099 +14 41 10.43 V T05
2024-10-25 06:05:29 C 19 15 28.697 +14 42 27.58 V T05
2024-10-29 18:21:48 B 19 28 31.682 +19 01 51.42 V 160
2024-10-29 18:25:35 B 19 28 32.148 +19 02 00.46 V 160
2024-10-29 18:29:18 B 19 28 32.592 +19 02 09.20 V 160
2024-10-30 05:39:27 C 19 29 54.278 +19 28 12.94 V T05
2024-10-30 05:47:17 C 19 29 55.195 +19 28 30.94 V T05
2024-10-30 06:02:16 C 19 29 56.962 +19 29 05.35 V T05
2024-10-30 18:47:02 B 19 31 30.984 +19 58 21.65 V 160
2024-10-30 18:52:05 B 19 31 31.574 +19 58 33.17 V 160
2024-10-30 18:57:06 B 19 31 32.184 +19 58 44.54 V 160
2024-10-31 19:23:47 B 19 34 32.933 +20 54 31.97 V 160
2024-10-31 19:27:52 B 19 34 33.430 +20 54 40.97 V 160
2024-11-01 06:04:10 C 19 35 52.166 +21 18 47.70 V T08
2024-11-01 06:08:50 C 19 35 52.728 +21 18 58.10 V T08
2024-11-01 06:16:49 C 19 35 53.683 +21 19 15.67 V T08
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)