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
2021-05-27 19:04:02 s 1 +161010.81 8 +34046.417 4220.0 – C57
2021-05-27 19:14:02 S 11 25 59.815 -85 07 29.42 – V C57
2021-05-27 19:14:02 s 1 +161410.99 0 +35019.642 3370.0 – C57
2021-05-27 19:24:02 S 11 26 00.593 -85 07 15.92 – V C57
2021-05-27 19:24:02 s 1 +161806.41 8 +35991.845 1020.0 – C57
2021-05-27 19:34:02 S 11 25 59.827 -85 07 03.50 – V C57
2021-05-27 19:34:02 s 1 +162197.14 1 +36963.008 7280.0 – C57
2021-05-27 19:44:02 S 11 26 00.326 -85 06 48.78 – V C57
2021-05-27 19:44:02 s 1 +162583.19 6 +37933.115 2240.0 – C57
2021-05-27 19:54:02 S 11 26 00.593 -85 06 36.11 – V C57
2021-05-27 19:54:02 s 1 +162964.62 1 +38902.150 5990.0 – C57
2021-05-27 20:04:02 S 11 26 00.794 -85 06 22.10 – V C57
2021-05-27 20:04:02 s 1 +163341.45 4 +39870.095 8640.0 – C57
2021-05-27 20:14:02 S 11 26 00.595 -85 06 08.57 – V C57
2021-05-27 20:14:02 s 1 +163713.73 0 +40836.935 260.0 – C57
2021-05-27 20:24:02 S 11 26 01.248 -85 05 56.94 – V C57
2021-05-27 20:24:02 s 1 +164081.48 7 +41802.656 960.0 – C57
2021-05-27 20:34:02 S 11 26 01.910 -85 05 42.83 – V C57
2021-05-27 20:34:02 s 1 +164444.76 0 +42767.241 820.0 – C57
2021-05-27 20:44:02 S 11 26 01.886 -85 05 29.44 – V C57
2021-05-27 20:44:02 s 1 +164803.58 5 +43730.678 9940.0 – C57
2021-05-27 20:54:02 S 11 26 01.963 -85 05 16.76 – V C57
2021-05-27 20:54:02 s 1 +165157.99 8 +44692.952 8400.0 – C57
2021-05-27 21:04:02 S 11 26 01.970 -85 05 02.04 – V C57
2021-05-27 21:04:02 s 1 +165508.03 3 +45654.048 6290.0 – C57
2021-05-27 21:14:02 S 11 26 03.158 -85 04 50.63 – V C57
2021-05-27 21:14:02 s 1 +165853.72 5 +46613.955 3700.0 – C57
2021-05-27 21:24:02 S 11 26 02.885 -85 04 36.52 – V C57
2021-05-27 21:24:02 s 1 +166195.11 0 +47572.658 720.0 – C57
2021-05-27 21:34:02 S 11 26 02.827 -85 04 23.09 – V C57
2021-05-27 21:34:02 s 1 +166532.22 0 +48530.146 7420.0 – C57
2021-05-27 21:44:02 S 11 26 03.535 -85 04 10.56 – V C57
2021-05-27 21:44:02 s 1 +166865.08 9 +49486.406 3900.0 – C57
2021-05-27 21:54:02 S 11 26 03.497 -85 03 56.56 – V C57
2021-05-27 21:54:02 s 1 +167193.75 1 +50441.426 240.0 – C57
2021-05-27 22:04:02 S 11 26 03.391 -85 03 42.95 – V C57
2021-05-27 22:04:02 s 1 +167518.23 9 +51395.194 6510.0 – C57
2021-05-27 22:14:02 S 11 26 03.442 -85 03 30.53 – V C57
2021-05-27 22:14:02 s 1 +167838.58 5 +52347.701 2810.0 – C57
2021-05-27 22:24:02 S 11 26 03.305 -85 03 16.63 – V C57
2021-05-27 22:24:02 s 1 +168154.82 2 +53298.933 9220.0 – C57
2021-05-27 22:34:02 S 11 26 03.209 -85 03 02.92 – V C57
2021-05-27 22:34:02 s 1 +168466.98 2 +54248.882 5810.0 – C57
2021-05-27 22:44:02 S 11 26 03.766 -85 02 51.00 – V C57
2021-05-27 22:44:02 s 1 +168775.09 7 +55197.537 2660.0 – C57
2021-05-27 22:54:02 S 11 26 03.185 -85 02 37.10 – V C57
2021-05-27 22:54:02 s 1 +169079.19 9 +56144.886 9860.0 – C57
2021-05-27 23:04:02 S 11 26 03.418 -85 02 24.94 – V C57
2021-05-27 23:04:02 s 1 +169379.31 8 +57090.922 7480.0 – C57
2021-05-27 23:14:02 S 11 26 03.922 -85 02 10.82 – 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)