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
2022-08-05 11:54:40 C 06 29 16.961 +37 47 03.30 U I41
2022-08-05 11:58:11 C 06 29 17.570 +37 47 03.41 U I41
2022-08-05 12:01:41 C 06 29 18.161 +37 47 03.52 U I41
2022-08-06 11:47:12 C 06 33 22.510 +37 47 01.79 U I41
2022-08-06 11:50:42 C 06 33 23.119 +37 47 01.72 U I41
2022-08-06 11:54:14 C 06 33 23.710 +37 47 01.72 U I41
2022-08-06 11:57:42 C 06 33 24.310 +37 47 01.72 U I41
2022-08-06 12:01:14 C 06 33 24.910 +37 47 01.79 U I41
2022-08-07 11:48:27 C 06 37 27.881 +37 46 31.40 U I41
2022-08-07 11:55:16 C 06 37 29.050 +37 46 31.19 U I41
2022-08-07 11:58:42 C 06 37 29.621 +37 46 31.19 U I41
2022-08-07 12:02:07 C 06 37 30.199 +37 46 31.19 U I41
2022-09-17 14:38:39 C 08 57 08.599 +32 44 05.17 V T08
2022-09-17 15:04:03 C 08 57 11.455 +32 43 53.44 V T08
2022-09-17 15:17:05 C 08 57 12.900 +32 43 47.75 V T08
2022-09-24 14:39:59 C 09 15 26.119 +31 23 26.95 V T05
2022-09-24 14:45:18 C 09 15 26.662 +31 23 24.47 V T05
2022-09-24 14:59:47 C 09 15 28.150 +31 23 17.74 V T05
2022-09-24 15:08:24 C 09 15 29.062 +31 23 13.63 V T05
2022-09-26 11:31:16 C 09 20 04.513 +31 01 28.96 V 703
2022-09-26 11:38:01 C 09 20 05.248 +31 01 25.25 V 703
2022-09-26 11:44:47 C 09 20 05.932 +31 01 22.19 V 703
2022-09-26 11:51:31 C 09 20 06.572 +31 01 19.06 V 703
2022-10-01 11:25:44 C 09 31 59.855 +30 02 18.17 V 703
2022-10-01 11:31:35 C 09 32 00.380 +30 02 16.04 V 703
2022-10-01 11:37:25 C 09 32 00.928 +30 02 12.55 V 703
2022-10-01 11:43:16 C 09 32 01.500 +30 02 10.18 V 703
2022-10-02 14:48:23 C 09 34 37.363 +29 48 45.36 V T05
2022-10-02 14:56:15 C 09 34 38.086 +29 48 41.44 V T05
2022-10-02 15:03:29 C 09 34 38.786 +29 48 37.48 V T05
2022-10-02 15:17:51 C 09 34 40.162 +29 48 31.07 V T05
2022-10-02 15:18:30 C 09 34 40.200 +29 48 30.60 V T05
2022-10-02 15:26:22 C 09 34 40.920 +29 48 25.78 V T05
2022-10-03 14:45:57 C 09 36 53.479 +29 36 52.20 V T08
2022-10-03 14:55:58 C 09 36 54.430 +29 36 47.84 V T08
2022-10-03 15:16:32 C 09 36 56.350 +29 36 37.69 V T08
2022-10-21 12:08:47 C 10 13 13.976 +26 07 06.67 V 703
2022-10-21 12:14:11 C 10 13 14.387 +26 07 04.80 V 703
2022-10-21 12:25:00 C 10 13 15.222 +26 06 57.42 V 703
2022-10-24 14:40:34 C 10 18 44.460 +25 32 06.54 V T08
2022-10-24 15:07:11 C 10 18 46.349 +25 31 54.30 V T08
2022-10-24 15:16:33 C 10 18 47.030 +25 31 49.91 V T08
2022-10-24 15:23:24 C 10 18 47.525 +25 31 46.70 V T08
2022-10-30 11:28:34 C 10 28 30.878 +24 27 48.56 V 703
2022-10-30 11:36:10 C 10 28 31.350 +24 27 44.93 V 703
2022-10-30 11:43:46 C 10 28 31.876 +24 27 41.69 V 703
2022-10-30 11:51:23 C 10 28 32.376 +24 27 38.20 V 703
2022-11-01 14:03:36 C 10 31 49.476 +24 05 23.28 V T08
2022-11-01 14:17:49 C 10 31 50.390 +24 05 17.16 V T08
2022-11-01 14:23:49 C 10 31 50.765 +24 05 14.60 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)