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
2021-06-03 01:14:02 s 1 -27627.313 0 +404462.99 6650.0 – C57
2021-06-03 01:24:02 S 11 26 08.496 -81 48 46.04 – V C57
2021-06-03 01:24:02 s 1 -27983.387 0 +404424.56 6710.0 – C57
2021-06-03 01:34:02 S 11 26 08.474 -81 48 31.64 – V C57
2021-06-03 01:34:02 s 1 -28339.404 0 +404385.27 6480.0 – C57
2021-06-03 01:44:02 S 11 26 08.522 -81 48 18.50 – V C57
2021-06-03 01:44:02 s 1 -28695.364 0 +404345.12 5970.0 – C57
2021-06-03 01:54:02 S 11 26 08.594 -81 48 04.25 – V C57
2021-06-03 01:54:02 s 1 -29051.265 0 +404304.10 5160.0 – C57
2021-06-03 02:04:02 S 11 26 09.041 -81 47 50.24 – V C57
2021-06-03 02:04:02 s 1 -29407.107 0 +404262.21 4060.0 – C57
2021-06-03 02:14:02 S 11 26 09.072 -81 47 36.82 – V C57
2021-06-03 02:14:02 s 1 -29762.889 0 +404219.46 2670.0 – C57
2021-06-03 02:24:02 S 11 26 09.276 -81 47 22.78 – V C57
2021-06-03 02:24:02 s 1 -30118.610 0 +404175.85 980.0 – C57
2021-06-03 02:34:02 S 11 26 09.600 -81 47 08.95 – V C57
2021-06-03 02:34:02 s 1 -30474.270 0 +404131.37 8990.0 – C57
2021-06-03 02:44:02 S 11 26 09.936 -81 46 55.52 – V C57
2021-06-03 02:44:02 s 1 -30829.867 0 +404086.03 6690.0 – C57
2021-06-03 02:54:02 S 11 26 09.751 -81 46 41.09 – V C57
2021-06-03 02:54:02 s 1 -31185.401 0 +404039.83 4100.0 – C57
2021-06-03 03:04:02 S 11 26 10.102 -81 46 26.40 – V C57
2021-06-03 03:04:02 s 1 -31540.872 0 +403992.76 1200.0 – C57
2021-06-03 03:14:02 S 11 26 10.176 -81 46 13.33 – V C57
2021-06-03 03:14:02 s 1 -31896.278 0 +403944.83 7990.0 – C57
2021-06-03 03:24:02 S 11 26 10.582 -81 45 57.89 – V C57
2021-06-03 03:24:02 s 1 -32251.618 0 +403896.03 4470.0 – C57
2021-06-03 03:34:02 S 11 26 10.999 -81 45 44.71 – V C57
2021-06-03 03:34:02 s 1 -32606.892 0 +403846.37 640.0 – C57
2021-06-03 03:44:02 S 11 26 10.416 -81 45 31.68 – V C57
2021-06-03 03:44:02 s 1 -32962.099 0 +403795.84 6500.0 – C57
2021-06-03 03:54:02 S 11 26 10.517 -81 45 17.35 – V C57
2021-06-03 03:54:02 s 1 -33317.238 0 +403744.45 2040.0 – C57
2021-06-03 04:04:02 S 11 26 11.028 -81 45 03.10 – V C57
2021-06-03 04:04:02 s 1 -33672.309 0 +403692.20 7260.0 – C57
2021-06-03 04:14:02 S 11 26 10.687 -81 44 48.98 – V C57
2021-06-03 04:14:02 s 1 -34027.310 0 +403639.08 2160.0 – C57
2021-06-03 04:24:02 S 11 26 11.050 -81 44 34.76 – V C57
2021-06-03 04:24:02 s 1 -34382.242 0 +403585.10 6740.0 – C57
2021-06-03 04:34:02 S 11 26 11.290 -81 44 20.26 – V C57
2021-06-03 04:34:02 s 1 -34737.102 0 +403530.25 1000.0 – C57
2021-06-03 04:44:02 S 11 26 11.114 -81 44 07.69 – V C57
2021-06-03 04:44:02 s 1 -35091.891 0 +403474.54 4930.0 – C57
2021-06-03 04:54:02 S 11 26 11.347 -81 43 52.93 – V C57
2021-06-03 04:54:02 s 1 -35446.607 0 +403417.96 8530.0 – C57
2021-06-03 05:04:02 S 11 26 11.215 -81 43 39.11 – V C57
2021-06-03 05:04:02 s 1 -35801.250 0 +403360.52 1800.0 – C57
2021-06-03 05:14:02 S 11 26 11.158 -81 43 25.18 – V C57
2021-06-03 05:14:02 s 1 -36155.819 0 +403302.22 4740.0 – C57
2021-06-03 05:24:02 S 11 26 11.304 -81 43 11.17 – 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)