IAA RAS IAA Minor Planet Database

242450 (2004 QY2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4771213381 ± 9.11e-09
Semi-major axis (a)1.0838644260 AU ± 6.75e-10
Inclination (i)37.03321187° ± 1.29e-06
Long. of Asc. Node (Ω)295.27194922° ± 1.98e-06
Arg. of Perihelion (ω)104.98559607° ± 2.25e-06
Mean Anomaly (M)224.10797023° ± 2.52e-06
Mean Motion (n)0.8734736991°/day ± 8.16e-10
Perihelion dist (q)0.56672958 AU ± 9.88e-09
Aphelion dist (Q)1.60099927 AU ± 9.93e-09
Orbital Period1.12839835 yr ± 1.05e-09
Physical Parameters
H (abs. magnitude)14.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.213″
Uncertainty0
Orbit TypeApollo
MOID0.048037 AU
Observations Used3323
Radar Obs Used1
Gaia Obs Used53
Oppositions1
Arc Total2004-2025
First Observation Used2004-08-20
Last Observation Used2025-06-08
Observations (5743)
Date Type RA Dec Mag Band Observatory
2021-12-05 11:33:55 s 1 +173731.93 7 +196995.60 7540.0 – C57
2021-12-05 11:43:55 S 12 55 18.506 -17 50 35.45 – V C57
2021-12-05 11:43:55 s 1 +173638.68 2 +197664.43 6290.0 – C57
2021-12-05 11:53:55 S 12 55 18.955 -17 50 58.88 – V C57
2021-12-05 11:53:55 s 1 +173544.17 0 +198331.86 330.0 – C57
2021-12-05 12:03:55 S 12 55 19.562 -17 51 19.80 – V C57
2021-12-05 12:03:55 s 1 +173448.40 7 +198997.86 9680.0 – C57
2021-12-05 12:13:55 S 12 55 20.083 -17 51 41.83 – V C57
2021-12-05 12:13:55 s 1 +173351.39 9 +199662.45 4370.0 – C57
2021-12-05 12:23:55 S 12 55 20.594 -17 52 05.45 – V C57
2021-12-05 12:23:55 s 1 +173253.15 4 +200325.63 4410.0 – C57
2021-12-05 12:33:55 S 12 55 21.226 -17 52 28.06 – V C57
2021-12-05 12:33:55 s 1 +173153.67 7 +200987.40 9840.0 – C57
2021-12-05 12:43:55 S 12 55 21.571 -17 52 50.59 – V C57
2021-12-05 12:43:55 s 1 +173052.97 5 +201647.76 670.0 – C57
2021-12-05 12:53:55 S 12 55 22.162 -17 53 11.72 – V C57
2021-12-05 12:53:55 s 1 +172951.05 3 +202306.72 6930.0 – C57
2021-12-05 13:03:55 S 12 55 22.723 -17 53 35.20 – V C57
2021-12-05 13:03:55 s 1 +172847.91 8 +202964.27 8660.0 – C57
2021-12-05 13:13:55 S 12 55 23.249 -17 53 56.47 – V C57
2021-12-05 13:13:55 s 1 +172743.57 6 +203620.42 5860.0 – C57
2021-12-05 13:23:55 S 12 55 23.810 -17 54 20.45 – V C57
2021-12-05 13:23:55 s 1 +172638.03 4 +204275.16 8560.0 – C57
2021-12-05 13:33:55 S 12 55 24.218 -17 54 40.93 – V C57
2021-12-05 13:33:55 s 1 +172531.29 6 +204928.51 6790.0 – C57
2021-12-05 13:43:55 S 12 55 24.955 -17 55 05.45 – V C57
2021-12-05 13:43:55 s 1 +172423.37 0 +205580.46 560.0 – C57
2021-12-05 13:53:55 S 12 55 25.418 -17 55 28.31 – V C57
2021-12-05 13:53:55 s 1 +172314.26 0 +206231.01 9920.0 – C57
2021-12-05 14:03:55 S 12 55 25.937 -17 55 48.32 – V C57
2021-12-05 14:03:55 s 1 +172203.97 4 +206880.17 4860.0 – C57
2021-12-05 14:13:55 S 12 55 26.354 -17 56 10.97 – V C57
2021-12-05 14:13:55 s 1 +172092.51 6 +207527.93 5430.0 – C57
2021-12-05 14:23:55 S 12 55 26.873 -17 56 33.90 – V C57
2021-12-05 14:23:55 s 1 +171979.89 3 +208174.31 1630.0 – C57
2021-12-05 14:33:55 S 12 55 27.516 -17 56 58.31 – V C57
2021-12-05 14:33:55 s 1 +171866.11 1 +208819.29 3500.0 – C57
2021-12-05 14:43:55 S 12 55 27.948 -17 57 17.06 – V C57
2021-12-05 14:43:55 s 1 +171751.17 5 +209462.89 1050.0 – C57
2021-12-05 14:53:55 S 12 55 28.586 -17 57 38.70 – V C57
2021-12-05 14:53:55 s 1 +171635.09 1 +210105.10 4310.0 – C57
2021-12-05 15:03:55 S 12 55 29.155 -17 58 02.14 – V C57
2021-12-05 15:03:55 s 1 +171517.86 5 +210745.93 3300.0 – C57
2021-12-05 15:13:55 S 12 55 29.599 -17 58 25.97 – V C57
2021-12-05 15:13:55 s 1 +171399.50 1 +211385.38 8040.0 – C57
2021-12-05 15:23:55 S 12 55 30.247 -17 58 48.43 – V C57
2021-12-05 15:23:55 s 1 +171280.00 7 +212023.45 8560.0 – C57
2021-12-05 15:33:55 S 12 55 30.746 -17 59 09.92 – V C57
2021-12-05 15:33:55 s 1 +171159.38 7 +212660.13 4870.0 – C57
2021-12-05 15:43:55 S 12 55 31.344 -17 59 33.18 – V C57
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-07-08 12:05:00 162807203.15 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)