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
2021-06-08 10:44:02 s 1 -192805.20 5 +88451.301 3640.0 – C57
2021-06-08 10:54:02 S 11 28 23.525 -78 34 31.58 – V C57
2021-06-08 10:54:02 s 1 -192616.34 7 +87611.326 410.0 – C57
2021-06-08 11:04:02 S 11 28 23.590 -78 34 16.46 – V C57
2021-06-08 11:04:02 s 1 -192424.81 9 +86770.134 9900.0 – C57
2021-06-08 11:14:02 S 11 28 24.192 -78 33 59.29 – V C57
2021-06-08 11:14:02 s 1 -192230.60 2 +85927.728 2050.0 – C57
2021-06-08 11:24:02 S 11 28 24.382 -78 33 43.56 – V C57
2021-06-08 11:24:02 s 1 -192033.68 1 +85084.111 6840.0 – C57
2021-06-08 11:34:02 S 11 28 24.552 -78 33 27.22 – V C57
2021-06-08 11:34:02 s 1 -191834.03 9 +84239.286 4210.0 – C57
2021-06-08 11:54:02 S 11 28 24.734 -78 32 54.20 – V C57
2021-06-08 11:54:02 s 1 -191426.52 2 +82546.026 6520.0 – C57
2021-06-08 12:04:02 S 11 28 25.075 -78 32 37.82 – V C57
2021-06-08 12:04:02 s 1 -191218.61 3 +81697.597 1380.0 – C57
2021-06-08 12:14:02 S 11 28 25.068 -78 32 21.62 – V C57
2021-06-08 12:14:02 s 1 -191007.91 4 +80847.974 8640.0 – C57
2021-06-08 12:24:02 S 11 28 25.332 -78 32 04.38 – V C57
2021-06-08 12:24:02 s 1 -190794.40 7 +79997.159 8260.0 – C57
2021-06-08 12:34:02 S 11 28 25.634 -78 31 46.74 – V C57
2021-06-08 12:34:02 s 1 -190578.07 3 +79145.158 190.0 – C57
2021-06-08 12:44:02 S 11 28 25.402 -78 31 30.90 – V C57
2021-06-08 12:44:02 s 1 -190358.89 7 +78291.974 4390.0 – C57
2021-06-08 12:54:02 S 11 28 25.730 -78 31 15.20 – V C57
2021-06-08 12:54:02 s 1 -190136.85 8 +77437.610 820.0 – C57
2021-06-08 13:04:02 S 11 28 25.987 -78 30 57.46 – V C57
2021-06-08 13:04:02 s 1 -189911.94 0 +76582.071 9410.0 – C57
2021-06-08 13:14:02 S 11 28 26.261 -78 30 38.99 – V C57
2021-06-08 13:14:02 s 1 -189684.12 3 +75725.361 130.0 – C57
2021-06-08 13:24:02 S 11 28 26.611 -78 30 23.58 – V C57
2021-06-08 13:24:02 s 1 -189453.39 0 +74867.484 2930.0 – C57
2021-06-08 13:34:02 S 11 28 26.714 -78 30 06.77 – V C57
2021-06-08 13:34:02 s 1 -189219.72 1 +74008.445 7760.0 – C57
2021-06-08 13:44:02 S 11 28 27.134 -78 29 51.68 – V C57
2021-06-08 13:44:02 s 1 -188983.09 7 +73148.248 4570.0 – C57
2021-06-08 14:24:02 S 11 28 26.254 -78 28 43.97 – V C57
2021-06-08 14:24:02 s 1 -188006.67 6 +69695.973 620.0 – C57
2021-06-08 15:04:02 S 11 28 28.092 -78 27 33.73 – V C57
2021-06-08 15:04:02 s 1 -186981.43 2 +66225.562 4350.0 – C57
2021-06-08 15:14:02 S 11 28 28.776 -78 27 19.01 – V C57
2021-06-08 15:14:02 s 1 -186717.34 2 +65355.165 6730.0 – C57
2021-06-08 15:44:02 S 11 28 28.879 -78 26 29.58 – V C57
2021-06-08 15:44:02 s 1 -185906.07 6 +62737.364 2450.0 – C57
2021-06-08 15:54:02 S 11 28 29.333 -78 26 11.87 – V C57
2021-06-08 15:54:02 s 1 -185629.25 2 +61862.580 380.0 – C57
2021-06-08 16:04:02 S 11 28 29.527 -78 25 55.24 – V C57
2021-06-08 16:04:02 s 1 -185349.19 1 +60986.715 9560.0 – C57
2021-06-08 16:14:02 S 11 28 30.005 -78 25 39.47 – V C57
2021-06-08 16:14:02 s 1 -185065.87 3 +60109.774 9950.0 – C57
2021-06-08 16:24:02 S 11 28 30.214 -78 25 22.98 – 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)