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
2021-06-04 08:44:02 s 1 -93026.779 0 +381768.34 270.0 – C57
2021-06-04 08:54:02 S 11 26 32.170 -81 04 14.05 – V C57
2021-06-04 08:54:02 s 1 -93357.617 0 +381564.87 6980.0 – C57
2021-06-04 09:04:02 S 11 26 32.378 -81 03 58.68 – V C57
2021-06-04 09:04:02 s 1 -93688.238 0 +381360.51 2980.0 – C57
2021-06-04 09:14:02 S 11 26 32.477 -81 03 43.99 – V C57
2021-06-04 09:14:02 s 1 -94018.641 0 +381155.25 8240.0 – C57
2021-06-04 09:24:02 S 11 26 32.815 -81 03 30.28 – V C57
2021-06-04 09:24:02 s 1 -94348.825 0 +380949.10 2780.0 – C57
2021-06-04 09:34:02 S 11 26 33.175 -81 03 15.91 – V C57
2021-06-04 09:34:02 s 1 -94678.789 0 +380742.06 6590.0 – C57
2021-06-04 09:44:02 S 11 26 33.485 -81 03 01.01 – V C57
2021-06-04 09:44:02 s 1 -95008.532 0 +380534.13 9670.0 – C57
2021-06-04 09:54:02 S 11 26 33.878 -81 02 47.18 – V C57
2021-06-04 09:54:02 s 1 -95338.053 0 +380325.30 2010.0 – C57
2021-06-04 10:04:02 S 11 26 33.413 -81 02 32.35 – V C57
2021-06-04 10:04:02 s 1 -95667.351 0 +380115.57 3620.0 – C57
2021-06-04 10:14:02 S 11 26 34.078 -81 02 17.92 – V C57
2021-06-04 10:14:02 s 1 -95996.425 0 +379904.96 4480.0 – C57
2021-06-04 10:24:02 S 11 26 34.291 -81 02 04.24 – V C57
2021-06-04 10:24:02 s 1 -96325.274 0 +379693.45 4600.0 – C57
2021-06-04 10:34:02 S 11 26 34.483 -81 01 49.73 – V C57
2021-06-04 10:34:02 s 1 -96653.897 0 +379481.04 3980.0 – C57
2021-06-04 10:44:02 S 11 26 34.373 -81 01 34.82 – V C57
2021-06-04 10:44:02 s 1 -96982.294 0 +379267.74 2600.0 – C57
2021-06-04 10:54:02 S 11 26 34.788 -81 01 20.21 – V C57
2021-06-04 10:54:02 s 1 -97310.462 0 +379053.54 470.0 – C57
2021-06-04 11:04:02 S 11 26 34.610 -81 01 07.03 – V C57
2021-06-04 11:04:02 s 1 -97638.402 0 +378838.45 7590.0 – C57
2021-06-04 11:14:02 S 11 26 34.908 -81 00 52.34 – V C57
2021-06-04 11:14:02 s 1 -97966.111 0 +378622.46 3950.0 – C57
2021-06-04 11:24:02 S 11 26 34.925 -81 00 36.83 – V C57
2021-06-04 11:24:02 s 1 -98293.590 0 +378405.58 9560.0 – C57
2021-06-04 11:34:02 S 11 26 35.208 -81 00 23.33 – V C57
2021-06-04 11:34:02 s 1 -98620.837 0 +378187.80 4390.0 – C57
2021-06-04 11:44:02 S 11 26 35.110 -81 00 08.53 – V C57
2021-06-04 11:44:02 s 1 -98947.851 0 +377969.12 8470.0 – C57
2021-06-04 11:54:02 S 11 26 35.486 -80 59 54.06 – V C57
2021-06-04 11:54:02 s 1 -99274.631 0 +377749.54 1770.0 – C57
2021-06-04 12:04:02 S 11 26 35.371 -80 59 39.95 – V C57
2021-06-04 12:04:02 s 1 -99601.176 0 +377529.07 4310.0 – C57
2021-06-04 12:14:02 S 11 26 35.690 -80 59 25.15 – V C57
2021-06-04 12:14:02 s 1 -99927.485 0 +377307.70 6070.0 – C57
2021-06-04 12:24:02 S 11 26 35.424 -80 59 10.10 – V C57
2021-06-04 12:24:02 s 1 -100253.55 8 +377085.43 7050.0 – C57
2021-06-04 12:34:02 S 11 26 35.443 -80 58 56.93 – V C57
2021-06-04 12:34:02 s 1 -100579.39 2 +376862.26 7260.0 – C57
2021-06-04 12:44:02 S 11 26 35.854 -80 58 42.74 – V C57
2021-06-04 12:44:02 s 1 -100904.98 7 +376638.19 6680.0 – C57
2021-06-04 12:54:02 S 11 26 35.741 -80 58 27.88 – 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)