137099 (1998 YW3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4627875716 ± 4.43e-08
Semi-major axis (a)1.1000660951 AU ± 1.31e-09
Inclination (i)28.79394917° ± 6.31e-06
Long. of Asc. Node (Ω)94.26335985° ± 5.45e-06
Arg. of Perihelion (ω)194.85565384° ± 8.23e-06
Mean Anomaly (M)270.76791849° ± 1.27e-05
Mean Motion (n)0.8542482676°/day ± 1.52e-09
Perihelion dist (q)0.59096918 AU ± 4.87e-08
Aphelion dist (Q)1.60916301 AU ± 4.88e-08
Orbital Period1.15379372 yr ± 2.06e-09
Physical Parameters
H (abs. magnitude)18.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.445″
Uncertainty0
Orbit TypeApollo
MOID0.387599 AU
Observations Used601
Oppositions3
Arc Total1998-2023
First Observation Used1998-12-17
Last Observation Used2023-02-03
Observations (714)
Date Type RA Dec Mag Band Observatory
2020-02-17 04:14:22 S 14 57 23.309 +63 13 56.57 V C57
2020-02-17 04:14:22 s 1 -210834.17 7 +82128.043 7680.0 C57
2020-02-17 05:14:22 S 14 57 35.078 +63 15 30.24 V C57
2020-02-17 05:14:22 s 1 -209171.61 1 +77405.454 290.0 C57
2020-02-17 09:36:17 C 14 57 28.51 +63 19 27.9 V 703
2020-02-17 09:51:58 C 14 57 32.04 +63 19 55.9 V 703
2020-02-17 09:59:49 C 14 57 33.99 +63 20 09.0 V 703
2020-02-17 12:44:22 S 14 59 11.748 +63 29 00.31 V C57
2020-02-17 12:44:22 s 1 -193381.43 4 +40919.455 5820.0 C57
2020-02-17 14:44:22 S 14 59 38.186 +63 32 37.86 V C57
2020-02-17 14:44:22 s 1 -188040.86 9 +30911.254 7260.0 C57
2020-02-17 15:14:22 S 14 59 44.126 +63 33 40.68 V C57
2020-02-17 15:14:22 s 1 -186621.20 4 +28394.436 9540.0 C57
2020-02-17 20:14:22 S 15 00 47.287 +63 42 25.52 V C57
2020-02-17 20:14:22 s 1 -170358.01 9 + 2997.438 770.0 C57
2020-02-17 21:44:22 S 15 01 05.930 +63 45 00.07 V C57
2020-02-17 21:44:22 s 1 -164668.64 0 - 4659.777 3490.0 C57
2020-02-17 22:14:22 S 15 01 12.230 +63 45 59.65 V C57
2020-02-17 22:14:22 s 1 -162680.22 4 - 7210.446 1600.0 C57
2020-02-26 03:14:20 S 15 58 05.417 +68 37 37.02 V C57
2020-02-26 03:14:20 s 1 -94494.649 0 +398898.22 5110.0 C57
2020-02-26 05:44:20 S 15 58 57.307 +68 41 26.27 V C57
2020-02-26 05:44:20 s 1 -99687.275 0 +397596.17 7360.0 C57
2020-02-26 06:44:20 S 15 59 16.018 +68 42 44.60 V C57
2020-02-26 06:44:20 s 1 -101752.31 4 +397022.75 9660.0 C57
2020-02-26 07:14:20 S 15 59 26.950 +68 43 19.42 V C57
2020-02-26 07:14:20 s 1 -102782.18 1 +396724.79 5770.0 C57
2020-02-26 08:44:20 S 15 59 57.262 +68 45 34.02 V C57
2020-02-26 08:44:20 s 1 -105860.93 3 +395785.93 4210.0 C57
2020-02-26 10:14:20 S 16 00 29.626 +68 47 49.31 V C57
2020-02-26 10:14:20 s 1 -108922.99 3 +394779.67 3240.0 C57
2020-02-26 10:44:20 S 16 00 37.778 +68 48 17.86 V C57
2020-02-26 10:44:20 s 1 -109939.87 7 +394429.29 9820.0 C57
2020-02-26 14:14:20 S 16 01 50.026 +68 53 18.71 V C57
2020-02-26 14:14:20 s 1 -117002.75 3 +391767.46 8580.0 C57
2020-02-26 19:14:20 S 16 03 31.056 +69 00 25.45 V C57
2020-02-26 19:14:20 s 1 -126914.15 6 +387330.92 6860.0 C57
2020-02-26 20:14:20 S 16 03 53.635 +69 02 05.82 V C57
2020-02-26 20:14:20 s 1 -128869.65 5 +386354.23 880.0 C57
2020-02-27 01:14:20 S 16 05 34.608 +69 08 49.78 V C57
2020-02-27 01:14:20 s 1 -138503.73 4 +381024.17 2930.0 C57
2020-02-27 01:44:20 S 16 05 45.262 +69 09 48.53 V C57
2020-02-27 01:44:20 s 1 -139453.46 7 +380450.23 2100.0 C57
2020-02-27 02:14:20 S 16 05 56.431 +69 10 16.75 V C57
2020-02-27 02:14:20 s 1 -140400.62 4 +379868.84 440.0 C57
2020-02-27 04:14:20 S 16 06 36.998 +69 13 15.28 V C57
2020-02-27 04:14:20 s 1 -144163.02 6 +377468.82 5100.0 C57
2020-02-27 04:44:20 S 16 06 46.565 +69 13 43.07 V C57
2020-02-27 04:44:20 s 1 -145096.95 4 +376850.19 8970.0 C57
2020-02-27 05:44:20 S 16 07 07.121 +69 15 12.67 V C57