2017 SL16

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1520462495 ± 2.57e-07
Semi-major axis (a)0.9958366665 AU ± 2.20e-09
Inclination (i)8.80295331° ± 6.96e-06
Long. of Asc. Node (Ω)182.12405273° ± 2.79e-06
Arg. of Perihelion (ω)68.46319510° ± 1.08e-05
Mean Anomaly (M)159.38617824° ± 3.98e-05
Mean Motion (n)0.9918137089°/day ± 3.29e-09
Perihelion dist (q)0.84442344 AU ± 2.56e-07
Aphelion dist (Q)1.14724990 AU ± 2.56e-07
Orbital Period0.99376150 yr ± 3.29e-09
Physical Parameters
H (abs. magnitude)25.92
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.334″
Uncertainty0
Orbit TypeAten
MOID0.017219 AU
Observations Used74
Radar Obs Used1
Oppositions1
Arc Total2017-2021
First Observation Used2017-09-24
Last Observation Used2021-10-05
Observations (75)
Date Type RA Dec Mag Band Observatory
2019-09-23 21:52:53 C 00 48 50.88 +18 46 37.6 V C95
2019-09-23 22:11:36 C 00 48 47.51 +18 40 12.0 V C95
2019-09-23 22:30:41 C 00 48 44.06 +18 33 38.6 V C95
2019-10-03 06:33:29 C 00 36 57.93 -19 21 09.0 o 691
2019-10-03 06:44:51 C 00 36 57.12 -19 21 56.6 o 691
2019-10-03 06:56:13 C 00 36 56.35 -19 22 43.7 o 691
2019-10-03 14:10:36 C 00 36 41.08 -19 48 14.8 V 474
2019-10-03 14:13:10 C 00 36 40.96 -19 48 25.1 V 474
2019-10-03 14:15:44 C 00 36 40.82 -19 48 34.3 V 474
2019-10-03 14:18:18 C 00 36 40.66 -19 48 44.1 V 474
2019-10-05 05:42:17 C 00 35 57.40 -22 08 38.7 V G96
2019-10-05 05:49:43 C 00 35 56.97 -22 09 02.1 V G96
2019-10-05 05:57:08 C 00 35 56.53 -22 09 24.6 V G96
2019-10-05 06:04:35 C 00 35 56.09 -22 09 47.8 V G96
2020-09-23 07:24:39 C 01 24 25.34 +17 57 55.1 V I52
2020-09-23 07:24:55 C 01 24 25.26 +17 57 50.4 V I52
2020-09-23 07:25:12 C 01 24 25.17 +17 57 45.6 V I52
2020-09-23 07:25:28 C 01 24 25.05 +17 57 40.4 V I52
2021-10-03 09:33:11 C 01 45 32.859 -15 04 35.22 U F52
2021-10-03 09:48:38 C 01 45 29.783 -15 05 49.51 U F52
2021-10-03 10:04:10 C 01 45 26.672 -15 07 03.71 U F52
2021-10-03 10:19:40 C 01 45 23.590 -15 08 17.19 U F52
2021-10-05 10:45:18 C 01 38 13.671 -18 31 40.57 U F52
2021-10-05 11:01:03 C 01 38 10.883 -18 32 39.76 U F52
2021-10-05 11:32:34 C 01 38 05.293 -18 34 37.30 U F52
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-09-23 05:03:00 -37435.5417 0.25 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)