2017 WN28

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4144196304 ± 8.21e-08
Semi-major axis (a)1.7229554682 AU ± 5.86e-08
Inclination (i)10.07501744° ± 7.44e-06
Long. of Asc. Node (Ω)327.19216333° ± 4.28e-05
Arg. of Perihelion (ω)11.40485523° ± 5.44e-05
Mean Anomaly (M)250.24677154° ± 5.16e-05
Mean Motion (n)0.4358140198°/day ± 2.22e-08
Perihelion dist (q)1.00892890 AU ± 1.46e-07
Aphelion dist (Q)2.43698204 AU ± 1.64e-07
Orbital Period2.26157544 yr ± 1.15e-07
Physical Parameters
H (abs. magnitude)19.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.227″
Uncertainty0
Orbit TypeApollo
MOID0.001108 AU
Observations Used60
Oppositions4
Arc Total2014-2021
First Observation Used2014-02-26
Last Observation Used2021-03-20
Observations (63)
Date Type RA Dec Mag Band Observatory
2018-02-05 06:07:50 C 06 09 03.27 +33 22 18.5 o 695
2018-03-04 02:56:39 C 06 15 10.74 +29 47 03.7 o 695
2018-03-04 03:15:35 C 06 15 11.27 +29 46 58.2 o 695
2019-03-28 10:23:25 C 14 25 05.29 -30 57 18.5 o 291
2019-03-28 10:50:20 C 14 25 04.33 -30 57 26.7 o 291
2019-05-26 06:26:50 C 12 52 30.997 -28 37 49.72 U F51
2019-05-26 06:42:34 C 12 52 30.255 -28 37 43.29 U F51
2019-05-26 06:58:23 C 12 52 29.512 -28 37 36.12 U F51
2019-05-26 07:14:11 C 12 52 28.763 -28 37 29.18 U F51
2021-03-20 08:24:07 C 11 46 04.06 -08 59 30.6 V V00
2021-03-20 08:31:19 C 11 46 03.64 -08 59 29.6 V V00
2021-03-20 08:38:30 C 11 46 03.15 -08 59 27.8 V V00
2021-03-20 08:45:42 C 11 46 02.69 -08 59 26.4 V V00