85713 (1998 SS49)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6388279291 ± 9.76e-09
Semi-major axis (a)1.9234610632 AU ± 2.56e-10
Inclination (i)10.78514118° ± 2.02e-06
Long. of Asc. Node (Ω)40.94920425° ± 3.86e-06
Arg. of Perihelion (ω)103.13358943° ± 4.25e-06
Mean Anomaly (M)27.38773996° ± 4.24e-07
Mean Motion (n)0.3694768031°/day ± 7.39e-11
Perihelion dist (q)0.69470042 AU ± 1.88e-08
Aphelion dist (Q)3.15222171 AU ± 1.88e-08
Orbital Period2.66762697 yr ± 5.33e-10
Physical Parameters
H (abs. magnitude)15.77
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.234″
Uncertainty0
Orbit TypeApollo
MOID0.004653 AU
Observations Used1372
Radar Obs Used3
Oppositions15
Arc Total1998-2024
First Observation Used1998-09-29
Last Observation Used2024-10-22
Observations (1498)
Date Type RA Dec Mag Band Observatory
2022-11-03 20:03:02 C 05 46 56.35 +31 18 53.5 V M32
2022-11-03 20:03:29 C 05 46 56.47 +31 18 54.4 V M32
2022-11-03 20:03:55 C 05 46 56.62 +31 18 56.2 V M32
2022-11-03 20:04:49 C 05 46 56.73 +31 18 57.6 V M32
2022-11-03 20:06:36 C 05 46 57.21 +31 19 01.2 V M32
2022-11-03 20:07:03 C 05 46 57.37 +31 19 02.4 V M32
2022-11-03 20:07:56 C 05 46 57.61 +31 19 04.7 V M32
2022-11-03 20:08:23 C 05 46 57.67 +31 19 06.2 V M32
2022-11-03 20:08:50 C 05 46 57.81 +31 19 06.7 V M32
2022-11-03 20:09:17 C 05 46 57.95 +31 19 07.9 V M32
2022-11-03 20:09:44 C 05 46 58.03 +31 19 08.5 V M32
2022-11-03 20:10:10 C 05 46 58.21 +31 19 10.0 V M32
2022-11-03 20:10:37 C 05 46 58.29 +31 19 11.5 V M32
2022-11-03 20:11:04 C 05 46 58.42 +31 19 12.3 V M32
2022-11-03 20:11:31 C 05 46 58.51 +31 19 13.4 V M32
2022-11-03 20:11:58 C 05 46 58.61 +31 19 13.8 V M32
2022-11-03 20:12:24 C 05 46 58.78 +31 19 15.6 V M32
2022-11-03 20:12:51 C 05 46 58.84 +31 19 16.4 V M32
2022-11-03 20:13:18 C 05 46 59.00 +31 19 17.7 V M32
2022-11-05 05:37:26 C 05 56 03.30 +32 39 17.3 V C23
2022-11-05 05:42:03 C 05 56 04.63 +32 39 28.5 V C23
2022-11-05 05:47:15 C 05 56 06.10 +32 39 41.4 V C23
2022-11-06 12:37:03 C 06 05 41.357 +33 59 49.06 V T05
2022-11-06 13:41:59 C 06 06 02.040 +34 02 43.66 V T05
2022-11-06 14:32:05 C 06 06 18.067 +34 04 57.86 V T05
2022-11-06 14:46:33 C 06 06 22.706 +34 05 36.31 V T05
2022-11-06 14:50:34 C 06 06 23.995 +34 05 47.04 V T05
2022-11-06 15:03:31 C 06 06 28.190 +34 06 22.00 V T05
2022-11-06 19:15:55 C 06 07 56.15 +34 17 13.9 V M32
2022-11-06 19:16:16 C 06 07 56.30 +34 17 14.2 V M32
2022-11-06 19:16:39 C 06 07 56.42 +34 17 15.8 V M32
2022-11-06 19:16:59 C 06 07 56.56 +34 17 16.2 V M32
2022-11-06 19:17:22 C 06 07 56.67 +34 17 17.9 V M32
2022-11-06 19:17:43 C 06 07 56.81 +34 17 19.0 V M32
2022-11-06 19:18:06 C 06 07 56.94 +34 17 19.8 V M32
2022-11-06 19:18:27 C 06 07 57.02 +34 17 20.5 V M32
2022-11-06 19:18:48 C 06 07 57.15 +34 17 21.8 V M32
2022-11-06 19:19:11 C 06 07 57.29 +34 17 22.8 V M32
2022-11-06 19:19:32 C 06 07 57.41 +34 17 24.1 V M32
2022-11-06 19:19:55 C 06 07 57.50 +34 17 25.1 V M32
2022-11-06 19:20:15 C 06 07 57.66 +34 17 25.9 V M32
2022-11-06 19:20:38 C 06 07 57.82 +34 17 27.6 V M32
2022-11-06 19:21:00 C 06 07 57.91 +34 17 28.0 V M32
2022-11-06 19:21:21 C 06 07 58.01 +34 17 28.7 V M32
2022-11-06 19:21:43 C 06 07 58.11 +34 17 29.5 V M32
2022-11-06 19:22:04 C 06 07 58.27 +34 17 30.7 V M32
2022-11-06 19:22:27 C 06 07 58.39 +34 17 31.6 V M32
2022-11-06 19:22:48 C 06 07 58.52 +34 17 32.5 V M32
2022-11-06 19:23:11 C 06 07 58.60 +34 17 33.8 V M32
2022-11-06 19:23:32 C 06 07 58.76 +34 17 34.9 V M32
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-11-21 11:44:00 193523879.3 4 us 2380 -1 -1
2014-11-21 12:31:00 193610727.44 1 us 2380 -1 -1
2022-11-18 07:50:00 146933763 10 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)