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
2015-09-27 05:30:45 C 23 01 33.94 +02 05 21.1 u H21
2015-09-27 05:32:49 C 23 01 34.26 +02 04 55.2 u H21
2015-09-27 05:34:53 C 23 01 34.58 +02 04 29.2 u H21
2015-09-27 05:36:58 C 23 01 34.90 +02 04 03.2 u H21
2015-09-27 05:39:02 C 23 01 35.22 +02 03 37.2 u H21
2015-09-27 05:41:05 C 23 01 35.54 +02 03 11.1 u H21
2015-09-27 05:43:09 C 23 01 35.87 +02 02 45.1 u H21
2015-09-27 05:45:13 C 23 01 36.19 +02 02 19.2 u H21
2015-09-27 05:47:09 C 23 01 36.50 +02 01 54.5 u H21
2015-09-27 05:49:06 C 23 01 36.81 +02 01 30.1 u H21
2015-09-27 06:46:35 C 23 02 00.76 +01 50 48.6 u 926
2015-09-27 06:50:04 C 23 02 01.25 +01 50 03.6 u 926
2015-09-27 06:53:23 C 23 02 01.67 +01 49 19.8 u 926
2015-09-27 07:58:12 C 23 02 11.63 +01 35 08.1 u 926
2015-09-27 08:01:31 C 23 02 12.20 +01 34 23.6 u 926
2015-09-27 08:05:25 C 23 02 12.81 +01 33 31.3 u 926
2015-09-27 08:54:51 C 23 02 21.95 +01 22 23.4 u 926
2015-09-27 08:58:57 C 23 02 22.78 +01 21 27.2 u 926
2015-09-27 09:02:43 C 23 02 23.57 +01 20 36.0 u 926
2015-09-27 21:19:34 C 23 08 20.76 -02 02 02.0 q J69
2015-09-27 21:31:13 C 23 08 24.70 -02 05 46.7 q J69
2015-09-27 21:37:03 C 23 08 26.66 -02 07 39.3 q J69
2015-09-27 21:59:58 C 23 08 34.36 -02 15 05.6 q J69
2015-09-27 22:05:47 C 23 08 36.33 -02 17 00.3 q J69
2015-09-27 22:11:37 C 23 08 38.31 -02 18 54.6 q J69
2015-09-27 22:17:27 C 23 08 40.26 -02 20 49.5 q J69
2015-09-28 04:03:50 C 23 12 21.08 -04 21 05.7 u 926
2015-09-28 04:07:09 C 23 12 22.39 -04 22 24.1 u 926
2015-09-28 04:10:29 C 23 12 23.73 -04 23 43.1 u 926
2015-09-28 04:33:08 C 23 12 32.63 -04 32 44.8 u 926
2015-09-28 04:36:22 C 23 12 33.89 -04 34 02.2 u 926
2015-09-28 04:39:35 C 23 12 35.16 -04 35 20.1 u 926
2015-09-28 05:45:51 C 23 13 00.63 -05 02 25.4 u 926
2015-09-28 05:49:09 C 23 13 01.90 -05 03 47.6 u 926
2015-09-28 05:52:28 C 23 13 03.18 -05 05 11.3 u 926
2015-09-28 08:03:27 C 23 13 56.68 -06 01 33.6 u 926
2015-09-28 08:06:40 C 23 13 58.13 -06 02 58.9 u 926
2015-09-28 08:09:54 C 23 13 59.58 -06 04 25.1 u 926
2015-09-28 09:20:24 C 23 14 34.06 -06 36 22.6 u 926
2015-09-28 09:23:43 C 23 14 35.83 -06 37 53.9 u 926
2015-09-28 09:27:01 C 23 14 37.58 -06 39 25.4 u 926
2015-09-28 18:26:02 C 23 24 14.17 -11 41 46.0 q K61
2015-09-28 18:27:09 C 23 24 15.08 -11 42 28.1 q K61
2015-09-28 19:39:19 C 23 25 21.36 -12 31 12.7 q K61
2015-09-28 19:40:16 C 23 25 22.23 -12 31 51.4 q K61
2015-09-28 19:40:20 C 23 25 22.25 -12 31 53.7 q K61
2015-09-29 04:51:32 C 23 38 22.07 -20 01 48.4 u 926
2015-09-29 04:53:04 C 23 38 24.16 -20 03 20.3 u 926
2015-09-29 04:54:34 C 23 38 26.25 -20 04 51.4 u 926
2015-09-29 04:56:05 C 23 38 28.37 -20 06 23.6 u 926
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)