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
2017-09-12 00:09:10 C 19 23 56.07 +59 02 24.5 U Z21
2017-09-12 00:09:28 C 19 23 55.98 +59 02 25.9 U Z21
2017-09-12 00:09:45 C 19 23 55.88 +59 02 27.4 U Z21
2017-09-12 00:10:02 C 19 23 55.76 +59 02 28.8 U Z21
2017-09-12 00:10:20 C 19 23 55.67 +59 02 30.2 U Z21
2017-09-12 00:10:37 C 19 23 55.56 +59 02 31.5 U Z21
2017-09-12 00:10:54 C 19 23 55.46 +59 02 33.0 U Z21
2017-09-12 00:11:12 C 19 23 55.34 +59 02 34.4 U Z21
2017-09-12 00:11:29 C 19 23 55.24 +59 02 35.8 U Z21
2017-09-12 00:11:46 C 19 23 55.13 +59 02 37.3 U Z21
2017-09-12 00:18:15 C 19 23 53.86 +59 02 29.0 U Z80
2017-09-12 00:29:12 C 19 23 49.97 +59 03 23.0 U Z80
2017-09-12 01:49:35 C 19 23 31.19 +59 11 13.9 h H32
2017-09-12 02:33:38 C 19 23 14.28 +59 14 36.1 P V78
2017-09-12 02:34:59 C 19 23 13.79 +59 14 42.8 P V78
2017-09-12 02:36:19 C 19 23 13.28 +59 14 49.7 P V78
2017-09-12 02:51:18 C 19 23 07.81 +59 16 29.3 h H32
2017-09-12 04:10:48 C 19 22 40.28 +59 22 52.2 11.0 r 718
2017-09-12 04:13:57 C 19 22 39.09 +59 23 07.8 11.0 r 718
2017-09-12 04:17:05 C 19 22 37.92 +59 23 23.3 10.9 r 718
2017-09-12 04:20:15 C 19 22 36.74 +59 23 38.8 10.9 r 718
2017-09-12 04:23:23 C 19 22 35.56 +59 23 54.3 10.9 r 718
2017-09-12 18:18:10 C 19 17 55.31 +60 29 50.9 q 168
2017-09-12 18:23:45 C 19 17 53.34 +60 30 15.7 q 168
2017-09-12 18:42:20 C 19 17 46.78 +60 31 38.2 q 168
2017-09-12 18:49:20 C 19 17 44.32 +60 32 09.2 q 168
2017-09-12 18:57:20 C 19 17 41.52 +60 32 44.6 q 168
2017-09-12 19:20:36 C 19 17 38.33 +60 35 00.0 U K38
2017-09-12 20:16:44 C 19 17 17.75 +60 39 11.8 U K38
2017-09-12 20:23:43 C 19 17 13.70 +60 39 49.7 11.7 u K96
2017-09-12 20:52:34 C 19 17 04.71 +60 41 50.0 U K38
2017-09-12 21:05:11 C 19 16 58.57 +60 42 50.3 11.7 u K96
2017-09-12 21:18:50 C 19 16 55.18 +60 43 45.0 U K38
2017-09-12 21:25:07 C 19 16 51.45 +60 44 16.0 11.7 u K96
2017-09-12 21:33:28 C 19 16 51.80 +60 44 58.5 c J38
2017-09-12 21:33:59 C 19 16 51.61 +60 45 00.8 c J38
2017-09-12 21:35:02 C 19 16 51.22 +60 45 05.4 c J38
2017-09-12 21:36:33 C 19 16 50.69 +60 45 12.0 c J38
2017-09-12 21:49:14 C 19 16 44.28 +60 45 56.7 U K38
2017-09-12 21:59:10 C 19 16 43.33 +60 47 15.3 q G40
2017-09-12 22:00:29 C 19 16 42.85 +60 47 21.0 q G40
2017-09-12 22:01:52 C 19 16 42.31 +60 47 26.9 q G40
2017-09-12 22:03:17 C 19 16 41.79 +60 47 33.0 q G40
2017-09-12 22:04:41 C 19 16 41.31 +60 47 39.1 q G40
2017-09-12 22:06:04 C 19 16 40.78 +60 47 45.2 q G40
2017-09-12 22:07:27 C 19 16 40.24 +60 47 51.4 q G40
2017-09-12 22:35:34 C 19 16 27.81 +60 49 15.4 U K38
2017-09-13 03:19:50 C 19 14 58.44 +61 10 16.2 P V78
2017-09-13 03:22:14 C 19 14 57.57 +61 10 26.4 P V78
2017-09-13 03:24:10 C 19 14 56.88 +61 10 34.5 P V78
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)