2017 NH

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3296075044 ± 1.57e-08
Semi-major axis (a)1.3936759905 AU ± 7.21e-09
Inclination (i)6.25019522° ± 2.75e-06
Long. of Asc. Node (Ω)269.49597772° ± 7.05e-06
Arg. of Perihelion (ω)71.82751285° ± 8.85e-06
Mean Anomaly (M)2.56048821° ± 1.43e-05
Mean Motion (n)0.5990589331°/day ± 4.65e-09
Perihelion dist (q)0.93430993 AU ± 2.25e-08
Aphelion dist (Q)1.85304206 AU ± 2.39e-08
Orbital Period1.64529102 yr ± 1.28e-08
Physical Parameters
H (abs. magnitude)21.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.224″
Uncertainty0
Orbit TypeApollo
MOID0.040495 AU
Observations Used366
Radar Obs Used3
Oppositions1
Arc Total2017-2022
First Observation Used2017-07-01
Last Observation Used2022-06-07
Observations (372)
Date Type RA Dec Mag Band Observatory
2017-10-29 12:41:11 C 07 46 11.53 +33 30 59.0 o 695
2017-10-29 12:45:51 C 07 46 11.47 +33 30 56.8 o 695
2017-10-29 13:25:50 C 07 46 12.402 +33 30 39.18 L F51
2017-10-29 13:42:40 C 07 46 12.219 +33 30 31.38 L F51
2017-10-29 13:59:29 C 07 46 12.026 +33 30 23.23 L F51
2017-12-13 10:12:48 C 06 27 56.84 +24 53 29.8 U I52
2017-12-13 10:13:54 C 06 27 56.72 +24 53 29.1 U I52
2017-12-13 10:14:59 C 06 27 56.58 +24 53 28.2 U I52
2017-12-13 10:16:05 C 06 27 56.45 +24 53 27.3 U I52
2020-03-03 06:38:22 C 11 12 15.50 -08 59 52.4 V 807
2020-03-03 06:55:27 C 11 12 14.25 -08 59 47.3 V 807
2020-03-03 07:12:31 C 11 12 12.99 -08 59 41.9 V 807
2020-03-15 04:17:46 C 10 51 42.34 -07 08 41.7 V 807
2020-03-15 04:34:54 C 10 51 41.10 -07 08 33.9 V 807
2020-03-15 04:52:02 C 10 51 39.85 -07 08 26.8 V 807
2022-06-02 02:50:33 C 22 39 03.325 -07 33 08.91 V Z84
2022-06-03 14:12:04 C 22 46 50.396 -06 20 04.34 V T12
2022-06-03 14:13:37 C 22 46 50.726 -06 20 01.17 V T12
2022-06-03 14:15:03 C 22 46 51.031 -06 19 58.19 V T12
2022-06-03 14:16:30 C 22 46 51.346 -06 19 55.19 V T12
2022-06-07 09:11:27 C 23 07 06.775 -03 05 17.76 V W74
2022-06-07 10:13:48 C 23 07 20.429 -03 03 01.85 V W74
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-07-06 03:30:00 72367.4577 0.2 Hz 2380 -1 -1
2017-07-09 01:40:00 47751.0829 0.2 Hz 2380 -1 -1
2017-07-10 03:33:00 43967128.91 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)