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 22:14:02 s 1 -71787.512 0 +392800.75 4870.0 – C57
2021-06-03 22:24:02 S 11 26 23.335 -81 19 13.55 – V C57
2021-06-03 22:24:02 s 1 -72130.143 0 +392652.94 1900.0 – C57
2021-06-03 22:34:02 S 11 26 23.122 -81 18 59.40 – V C57
2021-06-03 22:34:02 s 1 -72472.615 0 +392504.25 8360.0 – C57
2021-06-03 22:44:02 S 11 26 23.688 -81 18 44.86 – V C57
2021-06-03 22:44:02 s 1 -72814.927 0 +392354.69 4270.0 – C57
2021-06-03 23:04:02 S 11 26 24.067 -81 18 16.49 – V C57
2021-06-03 23:04:02 s 1 -73499.067 0 +392052.93 4360.0 – C57
2021-06-03 23:14:02 S 11 26 23.866 -81 18 01.73 – V C57
2021-06-03 23:14:02 s 1 -73840.893 0 +391900.74 8550.0 – C57
2021-06-03 23:24:02 S 11 26 24.067 -81 17 47.80 – V C57
2021-06-03 23:24:02 s 1 -74182.555 0 +391747.67 2160.0 – C57
2021-06-03 23:34:02 S 11 26 24.161 -81 17 33.72 – V C57
2021-06-03 23:34:02 s 1 -74524.053 0 +391593.72 5200.0 – C57
2021-06-03 23:44:02 S 11 26 24.317 -81 17 18.20 – V C57
2021-06-03 23:44:02 s 1 -74865.386 0 +391438.89 7650.0 – C57
2021-06-03 23:54:02 S 11 26 24.346 -81 17 04.74 – V C57
2021-06-03 23:54:02 s 1 -75206.552 0 +391283.18 9530.0 – C57
2021-06-04 00:04:02 S 11 26 24.924 -81 16 51.31 – V C57
2021-06-04 00:04:02 s 1 -75547.551 0 +391126.60 810.0 – C57
2021-06-04 00:14:02 S 11 26 25.078 -81 16 36.55 – V C57
2021-06-04 00:14:02 s 1 -75888.382 0 +390969.14 1510.0 – C57
2021-06-04 00:24:02 S 11 26 25.730 -81 16 22.37 – V C57
2021-06-04 00:24:02 s 1 -76229.044 0 +390810.80 1620.0 – C57
2021-06-04 00:34:02 S 11 26 26.134 -81 16 08.22 – V C57
2021-06-04 00:34:02 s 1 -76569.536 0 +390651.58 1140.0 – C57
2021-06-04 00:44:02 S 11 26 25.805 -81 15 53.46 – V C57
2021-06-04 00:44:02 s 1 -76909.858 0 +390491.48 60.0 – C57
2021-06-04 00:54:02 S 11 26 25.980 -81 15 39.46 – V C57
2021-06-04 00:54:02 s 1 -77250.008 0 +390330.51 8390.0 – C57
2021-06-04 01:04:02 S 11 26 26.234 -81 15 25.70 – V C57
2021-06-04 01:04:02 s 1 -77589.985 0 +390168.65 6120.0 – C57
2021-06-04 01:14:02 S 11 26 26.369 -81 15 11.05 – V C57
2021-06-04 01:14:02 s 1 -77929.790 0 +390005.91 3240.0 – C57
2021-06-04 01:24:02 S 11 26 26.566 -81 14 56.54 – V C57
2021-06-04 01:24:02 s 1 -78269.419 0 +389842.30 9760.0 – C57
2021-06-04 01:34:02 S 11 26 26.299 -81 14 43.51 – V C57
2021-06-04 01:34:02 s 1 -78608.874 0 +389677.80 5670.0 – C57
2021-06-04 01:44:02 S 11 26 26.494 -81 14 28.57 – V C57
2021-06-04 01:44:02 s 1 -78948.153 0 +389512.42 970.0 – C57
2021-06-04 01:54:02 S 11 26 26.770 -81 14 14.03 – V C57
2021-06-04 01:54:02 s 1 -79287.255 0 +389346.16 5670.0 – C57
2021-06-04 02:04:02 S 11 26 27.259 -81 13 59.70 – V C57
2021-06-04 02:04:02 s 1 -79626.178 0 +389179.03 9740.0 – C57
2021-06-04 02:14:02 S 11 26 26.726 -81 13 45.80 – V C57
2021-06-04 02:14:02 s 1 -79964.923 0 +389011.01 3200.0 – C57
2021-06-04 02:34:02 S 11 26 26.866 -81 13 16.86 – V C57
2021-06-04 02:34:02 s 1 -80641.874 0 +388672.32 8260.0 – C57
2021-06-04 02:44:02 S 11 26 27.161 -81 13 03.58 – 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)