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
2025-04-18 17:31:06 C 06 48 21.53 +32 37 36.2 X C40
2025-04-18 17:34:03 C 06 48 21.78 +32 37 34.6 X C40
2025-04-18 17:37:00 C 06 48 22.07 +32 37 33.4 X C40
2025-04-18 17:39:56 C 06 48 22.35 +32 37 31.7 X C40
2025-04-18 17:42:52 C 06 48 22.60 +32 37 30.1 X C40
2025-04-18 17:45:49 C 06 48 22.85 +32 37 28.7 X C40
2025-04-23 03:29:53 C 06 58 05.059 +31 45 33.23 V 703
2025-04-23 03:33:14 C 06 58 05.326 +31 45 31.25 V 703
2025-04-23 03:36:35 C 06 58 05.632 +31 45 29.81 V 703
2025-04-23 03:39:57 C 06 58 05.905 +31 45 28.22 V 703
2025-04-23 06:01:25 C 06 58 18.784 +31 44 19.80 X F51
2025-04-23 06:09:16 C 06 58 19.485 +31 44 15.90 X F51
2025-04-23 06:17:05 C 06 58 20.198 +31 44 11.99 X F51
2025-04-23 06:24:54 C 06 58 20.896 +31 44 08.21 X F51
2025-04-24 07:41:49 C 07 00 38.081 +31 31 45.70 V T05
2025-04-24 07:47:59 C 07 00 38.674 +31 31 42.78 V T05
2025-04-24 07:54:56 C 07 00 39.310 +31 31 39.47 V T05
2025-04-24 08:16:06 C 07 00 41.206 +31 31 29.06 V T05
2025-04-25 03:31:21 C 07 02 25.415 +31 22 05.09 V 703
2025-04-25 03:34:42 C 07 02 25.706 +31 22 03.50 V 703
2025-04-25 03:38:02 C 07 02 26.048 +31 22 02.68 V 703
2025-04-25 03:41:23 C 07 02 26.290 +31 21 59.58 V 703
2025-04-29 03:34:51 C 07 10 59.012 +30 35 20.58 V 703
2025-04-29 03:38:12 C 07 10 59.192 +30 35 19.25 V 703
2025-04-29 03:44:54 C 07 10 59.855 +30 35 17.38 V 703
2025-05-08 05:51:28 C 07 29 52.769 +28 49 51.06 V T08
2025-05-08 05:57:26 C 07 29 53.297 +28 49 47.17 V T08
2025-05-08 06:05:25 C 07 29 54.022 +28 49 44.15 V T08
2025-05-08 06:20:16 C 07 29 55.171 +28 49 37.85 V T08
2025-05-09 06:29:52 C 07 31 57.970 +28 37 58.62 V T08
2025-05-09 06:35:14 C 07 31 58.510 +28 37 55.88 V T08
2025-05-09 06:46:01 C 07 31 59.364 +28 37 50.41 V T08
2025-05-09 07:07:32 C 07 32 01.133 +28 37 40.69 V T08
2025-05-17 03:51:17 C 07 47 43.026 +27 06 53.93 V 703
2025-05-17 03:54:39 C 07 47 43.422 +27 06 52.38 V 703
2025-05-17 03:58:02 C 07 47 43.678 +27 06 51.26 V 703
2025-05-17 04:01:25 C 07 47 43.912 +27 06 51.12 V 703
2025-05-21 06:42:58 C 07 55 45.101 +26 19 26.18 V T08
2025-05-21 06:47:03 C 07 55 45.492 +26 19 23.09 V T08
2025-05-21 06:55:05 C 07 55 46.130 +26 19 19.99 V T08
2025-05-21 07:12:34 C 07 55 47.467 +26 19 11.10 V T08
2025-05-22 03:44:17 C 07 57 26.719 +26 09 18.90 V V00
2025-05-22 03:52:23 C 07 57 27.374 +26 09 15.01 V V00
2025-05-22 04:00:27 C 07 57 28.019 +26 09 11.05 V V00
2025-05-22 04:08:31 C 07 57 28.663 +26 09 07.16 V V00
2025-12-26 15:06:45 C 13 18 41.052 -19 03 37.51 V T05
2025-12-26 15:11:58 C 13 18 41.191 -19 03 39.82 V T05
2025-12-26 15:38:55 C 13 18 42.223 -19 03 54.29 V T05
2025-12-26 15:52:39 C 13 18 42.780 -19 04 01.49 V T05
2026-01-13 13:52:56 C 13 33 50.981 -22 49 55.85 V T05
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)