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
2017-09-09 05:37:38 C 19 47 19.92 +51 48 55.2 u 850
2017-09-09 05:52:58 C 19 47 13.90 +51 50 56.3 u 850
2017-09-09 06:08:19 C 19 47 07.91 +51 52 57.1 u 850
2017-09-09 23:06:56 C 19 41 03.95 +54 02 46.9 U Z80
2017-09-09 23:07:55 C 19 41 03.59 +54 02 53.9 U Z80
2017-09-09 23:08:54 C 19 41 03.20 +54 03 00.9 U Z80
2017-09-09 23:09:54 C 19 41 02.83 +54 03 08.0 U Z80
2017-09-09 23:10:53 C 19 41 02.44 +54 03 14.9 U Z80
2017-09-09 23:11:52 C 19 41 02.09 +54 03 21.8 U Z80
2017-09-09 23:12:51 C 19 41 01.69 +54 03 28.8 U Z80
2017-09-09 23:13:51 C 19 41 01.31 +54 03 35.7 U Z80
2017-09-09 23:14:50 C 19 41 00.94 +54 03 42.6 U Z80
2017-09-09 23:15:50 C 19 41 00.54 +54 03 49.7 U Z80
2017-09-09 23:16:49 C 19 41 00.19 +54 03 56.6 U Z80
2017-09-09 23:17:48 C 19 40 59.79 +54 04 03.5 U Z80
2017-09-10 02:15:05 C 19 40 02.77 +54 25 30.4 P V78
2017-09-10 02:16:20 C 19 40 02.26 +54 25 39.2 P V78
2017-09-10 02:17:38 C 19 40 01.75 +54 25 48.6 P V78
2017-09-10 03:04:18 C 19 39 43.35 +54 31 16.1 P V78
2017-09-10 03:05:07 C 19 39 43.03 +54 31 21.9 P V78
2017-09-10 03:05:57 C 19 39 42.70 +54 31 27.8 P V78
2017-09-10 05:28:22 C 19 38 48.96 +54 48 00.0 10.7 r 718
2017-09-10 05:31:31 C 19 38 47.71 +54 48 21.4 10.7 r 718
2017-09-10 05:34:40 C 19 38 46.50 +54 48 42.6 10.7 r 718
2017-09-10 05:37:48 C 19 38 45.25 +54 49 03.6 10.8 r 718
2017-09-10 05:40:56 C 19 38 44.03 +54 49 24.8 10.8 r 718
2017-09-10 18:32:38 C 19 34 17.42 +56 14 05.8 10.9 u K96
2017-09-10 18:51:31 C 19 34 12.30 +56 15 58.2 10.9 q 006
2017-09-10 18:53:31 C 19 34 11.53 +56 16 10.6 10.9 q 006
2017-09-10 18:55:31 C 19 34 10.73 +56 16 23.2 10.9 q 006
2017-09-10 18:57:31 C 19 34 09.95 +56 16 36.1 10.9 q 006
2017-09-10 18:59:31 C 19 34 09.20 +56 16 48.8 10.9 q 006
2017-09-10 19:03:57 C 19 34 05.11 +56 17 23.4 11.2 u K96
2017-09-10 19:19:55 C 19 33 58.88 +56 19 02.6 11.1 u K96
2017-09-10 19:49:08 C 19 33 46.66 +56 21 49.4 t L04
2017-09-10 19:52:18 C 19 33 45.44 +56 22 08.9 t L04
2017-09-10 19:56:44 C 19 33 43.74 +56 22 36.1 t L04
2017-09-10 19:58:03 C 19 33 42.76 +56 22 47.1 t 073
2017-09-10 20:00:14 C 19 33 42.41 +56 22 57.5 t L04
2017-09-10 20:04:21 C 19 33 40.81 +56 23 22.8 t L04
2017-09-10 20:06:53 C 19 33 39.84 +56 23 38.3 t L04
2017-09-10 20:09:25 C 19 33 38.86 +56 23 53.8 t L04
2017-09-10 21:58:06 C 19 32 57.15 +56 34 49.9 t 073
2017-09-10 22:11:56 C 19 32 55.47 +56 36 19.5 U Z80
2017-09-10 22:14:40 C 19 32 54.46 +56 36 35.7 U Z80
2017-09-10 22:17:22 C 19 32 53.47 +56 36 51.9 U Z80
2017-09-10 22:22:48 C 19 32 51.38 +56 37 24.4 U Z80
2017-09-10 22:25:30 C 19 32 50.39 +56 37 40.5 U Z80
2017-09-10 22:28:13 C 19 32 49.34 +56 37 56.9 U Z80
2017-09-10 22:31:21 C 19 32 48.24 +56 38 15.6 U Z80
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)