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
2017-09-05 02:56:13 C 20 24 44.43 +32 10 51.3 H78
2017-09-05 02:58:17 C 20 24 43.51 +32 11 25.3 H78
2017-09-05 03:00:19 C 20 24 42.60 +32 11 59.3 H78
2017-09-05 03:02:23 C 20 24 41.69 +32 12 33.2 H78
2017-09-05 03:04:26 C 20 24 40.80 +32 13 07.3 H78
2017-09-05 03:06:36 C 20 24 39.82 +32 13 42.9 H78
2017-09-05 03:08:40 C 20 24 38.91 +32 14 16.9 H78
2017-09-05 03:10:44 C 20 24 38.00 +32 14 51.2 H78
2017-09-05 03:12:48 C 20 24 37.06 +32 15 25.5 H78
2017-09-05 03:14:53 C 20 24 36.15 +32 15 59.6 H78
2017-09-05 03:16:57 C 20 24 35.23 +32 16 33.9 H78
2017-09-05 03:19:02 C 20 24 34.32 +32 17 07.9 H78
2017-09-05 23:20:01 C 20 16 47.92 +37 25 00.1 U Z80
2017-09-05 23:21:39 C 20 16 47.25 +37 25 23.4 U Z80
2017-09-05 23:23:16 C 20 16 46.57 +37 25 46.8 U Z80
2017-09-05 23:24:54 C 20 16 45.89 +37 26 10.0 U Z80
2017-09-05 23:26:32 C 20 16 45.22 +37 26 33.7 U Z80
2017-09-05 23:28:11 C 20 16 44.54 +37 26 56.8 U Z80
2017-09-05 23:29:49 C 20 16 43.86 +37 27 20.4 U Z80
2017-09-05 23:31:27 C 20 16 43.18 +37 27 43.6 U Z80
2017-09-05 23:33:05 C 20 16 42.52 +37 28 07.0 U Z80
2017-09-05 23:34:42 C 20 16 41.85 +37 28 30.5 U Z80
2017-09-05 23:37:58 C 20 16 40.50 +37 29 17.0 U Z80
2017-09-05 23:39:36 C 20 16 39.81 +37 29 40.1 U Z80
2017-09-05 23:41:15 C 20 16 39.14 +37 30 03.7 U Z80
2017-09-05 23:42:53 C 20 16 38.46 +37 30 27.2 U Z80
2017-09-05 23:44:31 C 20 16 37.78 +37 30 50.7 U Z80
2017-09-06 03:06:14 C 20 15 25.93 +38 19 10.6 P V78
2017-09-06 03:08:11 C 20 15 25.10 +38 19 38.4 P V78
2017-09-06 03:10:30 C 20 15 24.12 +38 20 11.0 P V78
2017-09-06 04:22:16 C 20 14 56.51 +38 37 09.3 9.9 r 718
2017-09-06 04:24:27 C 20 14 55.57 +38 37 40.2 9.9 r 718
2017-09-06 04:26:36 C 20 14 54.66 +38 38 09.9 9.9 r 718
2017-09-06 04:28:44 C 20 14 53.76 +38 38 39.8 9.9 r 718
2017-09-06 04:30:53 C 20 14 52.85 +38 39 09.7 9.9 r 718
2017-09-06 19:00:38 C 20 09 22.92 +41 50 49.2 U 204
2017-09-06 19:02:15 C 20 09 22.23 +41 51 09.4 U 204
2017-09-06 19:03:55 C 20 09 21.53 +41 51 30.7 U 204
2017-09-06 21:25:03 C 20 08 24.77 +42 20 57.7 Q J38
2017-09-06 21:26:05 C 20 08 24.33 +42 21 10.6 Q J38
2017-09-06 21:26:53 C 20 08 24.01 +42 21 20.5 Q J38
2017-09-06 21:27:56 C 20 08 23.55 +42 21 33.4 Q J38
2017-09-06 21:28:28 C 20 08 23.33 +42 21 39.9 Q J38
2017-09-06 21:28:43 C 20 08 23.22 +42 21 43.2 Q J38
2017-09-06 21:29:31 C 20 08 22.89 +42 21 52.9 Q J38
2017-09-06 21:29:46 C 20 08 22.78 +42 21 56.2 Q J38
2017-09-06 21:30:34 C 20 08 22.46 +42 22 05.8 Q J38
2017-09-06 21:31:06 C 20 08 22.23 +42 22 12.5 Q J38
2017-09-06 21:31:52 C 20 08 21.89 +42 22 22.0 Q J38
2017-09-06 21:32:24 C 20 08 21.67 +42 22 28.5 Q J38
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)