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
2017-09-06 23:04:58 C 20 07 42.88 +42 41 17.7 Q J38
2017-09-06 23:06:18 C 20 07 42.33 +42 41 33.7 Q J38
2017-09-06 23:08:25 C 20 07 41.45 +42 41 59.2 Q J38
2017-09-06 23:08:56 C 20 07 41.23 +42 42 05.5 Q J38
2017-09-06 23:09:59 C 20 07 40.79 +42 42 18.0 Q J38
2017-09-06 23:10:30 C 20 07 40.57 +42 42 24.4 Q J38
2017-09-06 23:13:07 C 20 07 39.49 +42 42 55.9 Q J38
2017-09-06 23:14:41 C 20 07 38.84 +42 43 14.9 Q J38
2017-09-06 23:15:30 C 20 07 38.50 +42 43 24.5 Q J38
2017-09-06 23:17:04 C 20 07 37.85 +42 43 43.3 Q J38
2017-09-06 23:18:55 C 20 07 37.07 +42 44 05.7 Q J38
2017-09-06 23:19:58 C 20 07 36.63 +42 44 18.6 Q J38
2017-09-06 23:20:14 C 20 07 36.53 +42 44 21.7 Q J38
2017-09-06 23:21:17 C 20 07 36.10 +42 44 34.2 Q J38
2017-09-06 23:22:50 C 20 07 35.45 +42 44 53.1 Q J38
2017-09-06 23:24:57 C 20 07 34.57 +42 45 18.2 Q J38
2017-09-06 23:26:00 C 20 07 34.13 +42 45 31.2 Q J38
2017-09-06 23:26:48 C 20 07 33.80 +42 45 40.6 Q J38
2017-09-07 02:00:35 C 20 06 42.95 +43 16 32.6 P V78
2017-09-07 02:03:06 C 20 06 41.91 +43 17 03.0 P V78
2017-09-07 02:05:17 C 20 06 41.00 +43 17 29.3 P V78
2017-09-07 02:28:01 C 20 06 31.53 +43 22 01.8 P V78
2017-09-07 02:29:49 C 20 06 30.79 +43 22 23.2 P V78
2017-09-07 02:31:05 C 20 06 30.27 +43 22 38.2 P V78
2017-09-07 17:00:36 C 20 01 00.28 +46 06 56.9 q C97
2017-09-07 17:02:00 C 20 00 59.77 +46 07 09.3 q C97
2017-09-07 17:03:49 C 20 00 59.03 +46 07 26.9 q C97
2017-09-07 17:05:12 C 20 00 58.31 +46 07 45.1 q C97
2017-09-07 17:07:37 C 20 00 57.42 +46 08 08.1 q C97
2017-09-07 17:21:19 C 20 00 51.50 +46 10 35.5 q C97
2017-09-07 17:22:43 C 20 00 50.90 +46 10 51.6 q C97
2017-09-07 17:24:03 C 20 00 50.31 +46 11 07.4 q C97
2017-09-07 17:25:21 C 20 00 49.77 +46 11 19.9 q C97
2017-09-07 17:26:38 C 20 00 49.16 +46 11 35.2 q C97
2017-09-08 02:58:24 C 19 57 17.13 +47 48 43.4 P V78
2017-09-08 03:01:10 C 19 57 15.98 +47 49 10.9 P V78
2017-09-08 03:04:29 C 19 57 14.63 +47 49 43.9 P V78
2017-09-08 03:30:40 C 19 57 03.89 +47 54 02.8 P V78
2017-09-08 03:32:04 C 19 57 03.33 +47 54 16.4 P V78
2017-09-08 03:33:58 C 19 57 02.54 +47 54 35.3 P V78
2017-09-08 17:27:33 C 19 51 52.91 +50 05 52.1 q C97
2017-09-08 17:28:52 C 19 51 52.44 +50 06 03.9 q C97
2017-09-08 17:30:09 C 19 51 51.84 +50 06 15.6 q C97
2017-09-08 17:31:26 C 19 51 51.28 +50 06 24.6 q C97
2017-09-08 17:32:46 C 19 51 50.73 +50 06 38.6 q C97
2017-09-08 17:34:08 C 19 51 50.19 +50 06 49.5 q C97
2017-09-08 17:35:26 C 19 51 49.61 +50 07 03.0 q C97
2017-09-08 17:36:44 C 19 51 49.05 +50 07 11.8 q C97
2017-09-08 17:38:02 C 19 51 48.68 +50 07 23.8 q C97
2017-09-08 17:39:26 C 19 51 47.96 +50 07 36.8 q C97
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)