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
2022-07-12 11:30:08 C 04 44 46.781 +34 57 52.09 U I41
2022-07-12 11:33:35 C 04 44 47.419 +34 57 54.11 U I41
2022-07-12 11:37:02 C 04 44 48.060 +34 57 56.30 U I41
2022-07-12 11:40:29 C 04 44 48.710 +34 57 58.39 U I41
2022-07-12 11:43:56 C 04 44 49.339 +34 58 00.59 U I41
2022-07-14 11:29:23 C 04 53 41.429 +35 25 41.81 U I41
2022-07-14 11:32:54 C 04 53 42.070 +35 25 43.90 U I41
2022-07-14 11:36:24 C 04 53 42.720 +35 25 45.80 U I41
2022-07-14 11:39:54 C 04 53 43.380 +35 25 47.78 U I41
2022-07-14 11:43:24 C 04 53 44.030 +35 25 49.80 U I41
2022-07-15 11:30:27 C 04 58 08.969 +35 38 37.90 U I41
2022-07-15 11:33:57 C 04 58 09.631 +35 38 39.80 U I41
2022-07-15 11:37:27 C 04 58 10.279 +35 38 41.71 U I41
2022-07-15 11:40:57 C 04 58 10.930 +35 38 43.58 U I41
2022-07-15 11:44:27 C 04 58 11.561 +35 38 45.49 U I41
2022-07-19 11:34:27 C 05 15 57.079 +36 23 49.20 U I41
2022-07-19 11:37:54 C 05 15 57.720 +36 23 50.60 U I41
2022-07-19 11:41:21 C 05 15 58.361 +36 23 52.19 U I41
2022-07-19 11:44:50 C 05 15 59.021 +36 23 53.59 U I41
2022-07-19 11:48:19 C 05 15 59.640 +36 23 55.10 U I41
2022-07-20 11:34:07 C 05 20 22.920 +36 33 29.30 U I41
2022-07-20 11:41:06 C 05 20 24.259 +36 33 32.18 U I41
2022-07-20 11:48:04 C 05 20 25.541 +36 33 35.10 U I41
2022-07-22 11:37:57 C 05 29 13.841 +36 50 57.80 U I41
2022-07-22 11:41:24 C 05 29 14.479 +36 50 58.88 U I41
2022-07-22 11:42:05 C 05 29 14.599 +36 50 59.21 U I41
2022-07-22 11:44:53 C 05 29 15.120 +36 51 00.11 U I41
2022-07-22 11:45:35 C 05 29 15.240 +36 51 00.40 U I41
2022-07-22 11:48:23 C 05 29 15.761 +36 51 01.30 U I41
2022-07-22 11:49:05 C 05 29 15.881 +36 51 01.58 U I41
2022-07-22 11:51:52 C 05 29 16.390 +36 51 02.48 U I41
2022-07-23 11:36:54 C 05 33 37.721 +36 58 44.40 U I41
2022-07-23 11:43:52 C 05 33 39.010 +36 58 46.81 U I41
2022-07-23 11:47:21 C 05 33 39.650 +36 58 47.78 U I41
2022-07-23 11:50:51 C 05 33 40.291 +36 58 48.90 U I41
2022-07-24 11:39:51 C 05 38 01.589 +37 05 55.61 U I41
2022-07-24 11:43:20 C 05 38 02.210 +37 05 56.69 U I41
2022-07-24 11:46:48 C 05 38 02.861 +37 05 57.59 U I41
2022-07-24 11:50:17 C 05 38 03.490 +37 05 58.70 U I41
2022-07-24 11:53:49 C 05 38 04.140 +37 05 59.71 U I41
2022-07-26 11:41:16 C 05 46 45.850 +37 18 27.40 U I41
2022-07-26 11:48:03 C 05 46 47.090 +37 18 29.09 U I41
2022-07-26 11:51:26 C 05 46 47.700 +37 18 29.92 U I41
2022-07-26 11:54:50 C 05 46 48.310 +37 18 30.71 U I41
2022-08-02 11:45:42 C 06 16 45.331 +37 44 07.58 U I41
2022-08-02 11:49:06 C 06 16 45.929 +37 44 07.80 U I41
2022-08-02 11:52:29 C 06 16 46.529 +37 44 08.20 U I41
2022-08-02 11:59:19 C 06 16 47.710 +37 44 08.81 U I41
2022-08-05 11:47:41 C 06 29 15.761 +37 47 03.19 U I41
2022-08-05 11:51:11 C 06 29 16.370 +37 47 03.19 U I41
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)