2015 SZ2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2413583411 ± 1.34e-07
Semi-major axis (a)1.2007089432 AU ± 1.69e-07
Inclination (i)4.29395379° ± 2.55e-06
Long. of Asc. Node (Ω)184.06382963° ± 9.72e-07
Arg. of Perihelion (ω)240.51301663° ± 1.25e-05
Mean Anomaly (M)218.04574599° ± 5.89e-04
Mean Motion (n)0.7491273586°/day ± 1.58e-07
Perihelion dist (q)0.91090782 AU ± 2.06e-07
Aphelion dist (Q)1.49051006 AU ± 2.64e-07
Orbital Period1.31569922 yr ± 2.77e-07
Physical Parameters
H (abs. magnitude)25.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.353″
Uncertainty0
Orbit TypeApollo
MOID0.002691 AU
Observations Used227
Radar Obs Used4
Oppositions1
Arc Total2015-2015
First Observation Used2015-09-12
Last Observation Used2015-10-01
Observations (250)
Date Type RA Dec Mag Band Observatory
2015-09-29 04:57:37 C 23 38 30.45 -20 07 54.4 u 926
2015-09-29 04:59:08 C 23 38 32.58 -20 09 27.1 u 926
2015-09-29 05:00:39 C 23 38 34.65 -20 10 58.9 u 926
2015-09-29 05:02:11 C 23 38 36.77 -20 12 30.6 u 926
2015-09-29 05:03:41 C 23 38 38.88 -20 14 02.5 u 926
2015-09-29 06:53:51 C 23 41 16.95 -22 08 48.9 u 926
2015-09-29 06:55:23 C 23 41 19.27 -22 10 28.4 u 926
2015-09-29 06:56:55 C 23 41 21.57 -22 12 06.0 u 926
2015-09-29 07:53:47 C 23 42 50.39 -23 14 09.6 u 926
2015-09-29 07:55:18 C 23 42 52.85 -23 15 49.9 u 926
2015-09-29 07:56:48 C 23 42 55.33 -23 17 31.1 u 926
2015-09-29 08:10:20 C 23 43 17.58 -23 32 35.1 u 926
2015-09-29 08:11:51 C 23 43 20.10 -23 34 16.2 u 926
2015-09-29 08:13:23 C 23 43 22.63 -23 35 58.0 u 926
2015-09-29 08:15:48 C 23 43 26.68 -23 38 41.0 u 926
2015-09-29 08:17:19 C 23 43 29.25 -23 40 23.0 u 926
2015-09-29 08:18:49 C 23 43 31.76 -23 42 04.9 u 926
2015-09-29 09:35:48 C 23 45 49.83 -25 10 10.5 u 926
2015-09-29 09:37:20 C 23 45 52.77 -25 11 56.5 u 926
2015-09-29 09:38:51 C 23 45 55.69 -25 13 42.9 u 926
2015-09-29 18:47:07 C 00 14 13.40 -37 46 01.8 q Q62
2015-09-29 18:47:28 C 00 14 14.83 -37 46 35.7 q Q62
2015-09-29 18:47:49 C 00 14 16.32 -37 47 09.1 q Q62
2015-09-29 18:48:10 C 00 14 17.79 -37 47 42.9 q Q62
2015-09-29 18:48:28 C 00 14 19.07 -37 48 12.1 q Q62
2015-09-29 18:48:46 C 00 14 20.32 -37 48 40.9 q Q62
2015-09-29 18:49:04 C 00 14 21.61 -37 49 10.4 q Q62
2015-09-29 18:49:25 C 00 14 23.09 -37 49 44.7 q Q62
2015-09-29 18:49:43 C 00 14 24.33 -37 50 13.0 q Q62
2015-09-29 18:50:04 C 00 14 25.81 -37 50 47.0 q Q62
2015-09-30 01:59:42 C 01 05 12.37 -51 11 20.2 q W85
2015-09-30 02:04:36 C 01 05 53.43 -51 21 11.3 q W85
2015-09-30 02:09:14 C 01 06 32.37 -51 30 27.8 q W85
2015-09-30 02:13:50 C 01 07 11.39 -51 39 41.2 q W85
2015-09-30 02:18:29 C 01 07 51.07 -51 49 00.4 q W85
2015-09-30 02:23:05 C 01 08 30.65 -51 58 13.6 q W85
2015-09-30 02:27:42 C 01 09 10.60 -52 07 28.0 q W85
2015-09-30 02:32:18 C 01 09 50.63 -52 16 39.0 q W85
2015-09-30 02:36:55 C 01 10 31.20 -52 25 53.3 q W85
2015-09-30 02:41:19 C 01 11 09.94 -52 34 38.3 q W85
2015-09-30 18:25:12 C 06 10 53.42 -68 03 23.0 q Q62
2015-09-30 18:26:30 C 06 11 19.24 -68 02 42.9 q Q62
2015-09-30 18:30:16 C 06 12 34.57 -68 00 44.9 q Q62
2015-09-30 18:31:14 C 06 12 54.07 -68 00 14.1 q Q62
2015-10-01 18:04:46 C 09 25 53.53 -47 15 47.2 q Q63
2015-10-01 18:07:50 C 09 26 00.52 -47 13 56.5 q Q63
2015-10-01 18:13:22 C 09 26 13.07 -47 10 36.7 q Q63
2015-10-01 18:16:32 C 09 26 20.15 -47 08 42.6 q Q63
2015-10-01 18:19:26 C 09 26 26.59 -47 06 58.5 q Q63
2015-10-01 18:20:01 C 09 26 27.91 -47 06 37.2 q Q63
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-09-25 04:11:00 92536.5442 2 Hz 2380 -1 -1
2015-09-29 07:00:00 251853.443 10 Hz 8560 -14 -14
2015-09-29 07:50:00 4842957.603 10 us 8560 -14 -14
2015-09-29 08:10:00 4809026.189 0.25 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)