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
2015-09-25 21:00:11 C 22 54 14.48 +07 06 16.1 q K92
2015-09-25 21:03:37 C 22 54 14.58 +07 05 55.0 q K92
2015-09-25 21:04:08 C 22 54 19.65 +06 54 18.1 q 203
2015-09-25 21:06:12 C 22 54 14.66 +07 05 38.6 q K92
2015-09-25 21:06:14 C 22 54 23.07 +06 53 19.8 q J95
2015-09-25 21:10:45 C 22 54 14.79 +07 05 10.3 q K92
2015-09-25 21:16:38 C 22 54 14.95 +07 04 33.5 q K92
2015-09-25 21:16:43 C 22 54 23.82 +06 52 13.7 q J95
2015-09-25 21:18:12 C 22 54 14.99 +07 04 23.7 q K92
2015-09-25 21:19:08 C 22 54 15.03 +07 04 17.6 q K92
2015-09-25 21:21:14 C 22 54 20.57 +06 52 29.9 q 203
2015-09-25 21:23:55 C 22 54 24.35 +06 51 28.2 q J95
2015-09-25 21:31:12 C 22 54 24.85 +06 50 41.8 q J95
2015-09-25 22:12:11 C 22 54 23.19 +06 47 00.4 16.5 q 587
2015-09-25 22:14:44 C 22 54 23.28 +06 46 43.7 q 587
2015-09-25 22:16:35 C 22 54 23.42 +06 46 31.5 q 587
2015-09-25 22:19:25 C 22 54 23.57 +06 46 12.3 q 587
2015-09-26 01:39:41 C 22 55 23.74 +06 24 29.5 q H36
2015-09-26 01:44:19 C 22 55 24.18 +06 23 59.3 q H36
2015-09-26 02:09:28 C 22 55 26.46 +06 21 07.9 q H36
2015-09-26 02:13:42 C 22 55 26.85 +06 20 38.8 q H36
2015-09-26 02:16:11 C 22 55 34.72 +06 21 15.2 u 926
2015-09-26 02:19:36 C 22 55 35.06 +06 20 52.0 u 926
2015-09-26 02:22:56 C 22 55 35.39 +06 20 28.2 u 926
2015-09-26 04:30:28 C 22 55 45.05 +06 05 38.2 u 926
2015-09-26 04:33:44 C 22 55 45.23 +06 05 15.1 u 926
2015-09-26 04:36:59 C 22 55 45.43 +06 04 51.8 u 926
2015-09-26 05:06:25 C 22 55 46.87 +06 01 18.2 u 926
2015-09-26 05:10:08 C 22 55 47.06 +06 00 51.2 u 926
2015-09-26 05:13:29 C 22 55 47.26 +06 00 26.8 u 926
2015-09-26 05:28:00 C 22 55 47.90 +05 58 40.2 u 926
2015-09-26 05:31:17 C 22 55 48.04 +05 58 16.1 u 926
2015-09-26 05:34:46 C 22 55 48.22 +05 57 49.9 u 926
2015-09-26 21:29:17 C 22 59 31.31 +03 35 02.6 q J69
2015-09-26 21:35:07 C 22 59 32.16 +03 34 02.1 q J69
2015-09-26 21:40:56 C 22 59 33.01 +03 33 01.7 q J69
2015-09-26 21:46:46 C 22 59 33.86 +03 32 01.1 q J69
2015-09-26 22:14:24 C 22 59 37.86 +03 27 11.5 q J69
2015-09-26 22:20:13 C 22 59 38.70 +03 26 09.8 q J69
2015-09-26 22:26:03 C 22 59 39.55 +03 25 08.4 q J69
2015-09-26 22:31:53 C 22 59 40.39 +03 24 06.5 q J69
2015-09-27 04:05:52 C 23 01 38.36 +02 24 12.0 u 926
2015-09-27 04:09:14 C 23 01 38.84 +02 23 31.9 u 926
2015-09-27 04:12:58 C 23 01 39.43 +02 22 46.5 u 926
2015-09-27 05:18:22 C 23 01 32.06 +02 07 56.3 u H21
2015-09-27 05:20:32 C 23 01 32.39 +02 07 29.1 u H21
2015-09-27 05:22:36 C 23 01 32.69 +02 07 03.4 u H21
2015-09-27 05:24:34 C 23 01 32.99 +02 06 38.7 u H21
2015-09-27 05:26:38 C 23 01 33.31 +02 06 12.9 u H21
2015-09-27 05:28:42 C 23 01 33.62 +02 05 47.1 u H21
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)