IAA RAS IAA Minor Planet Database

4957 Brucemurray (1990 XJ)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2187856425 ± 1.82e-08
Semi-major axis (a)1.5654559772 AU ± 1.36e-09
Inclination (i)35.01188482° ± 5.39e-07
Long. of Asc. Node (Ω)254.87958436° ± 1.42e-06
Arg. of Perihelion (ω)97.45772809° ± 6.29e-06
Mean Anomaly (M)351.77911139° ± 9.20e-06
Mean Motion (n)0.5032119981°/day ± 6.54e-10
Perihelion dist (q)1.22295669 AU ± 2.85e-08
Aphelion dist (Q)1.90795527 AU ± 2.85e-08
Orbital Period1.95867008 yr ± 2.55e-09
Physical Parameters
H (abs. magnitude)15.05
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.064″
Uncertainty0
Orbit TypeAmor
MOID0.424352 AU
Observations Used2375
Gaia Obs Used122
Oppositions20
Arc Total1976-2026
First Observation Used1976-03-11
Last Observation Used2026-03-20
Observations (3372)
Date Type RA Dec Mag Band Observatory
2021-04-18 18:54:05 s 1 +143349.66 7 +280310.29 3700.0 – C57
2021-04-18 20:04:05 S 11 59 46.330 -58 33 40.93 – V C57
2021-04-18 20:04:05 s 1 +141467.46 2 +283676.88 2620.0 – C57
2021-04-18 20:34:05 S 11 59 44.263 -58 33 18.04 – V C57
2021-04-18 20:34:05 s 1 +140651.22 2 +285100.64 3900.0 – C57
2021-04-18 21:54:05 S 11 59 40.534 -58 32 13.42 – V C57
2021-04-18 21:54:05 s 1 +138447.26 2 +288841.77 1120.0 – C57
2021-04-19 05:34:05 S 11 59 16.159 -58 25 38.78 – V C57
2021-04-19 05:34:05 s 1 +125068.18 7 +308816.02 4360.0 – C57
2021-04-19 05:44:05 S 11 59 15.790 -58 25 30.29 – V C57
2021-04-19 05:44:05 s 1 +124765.08 0 +309221.69 940.0 – C57
2021-04-19 06:34:05 S 11 59 13.262 -58 24 52.85 – V C57
2021-04-19 06:34:05 s 1 +123242.34 4 +311232.17 8990.0 – C57
2021-04-19 07:24:05 S 11 59 10.738 -58 24 07.88 – V C57
2021-04-19 07:24:05 s 1 +121707.81 2 +313212.89 2770.0 – C57
2021-04-19 07:44:05 S 11 59 09.821 -58 23 51.61 – V C57
2021-04-19 07:44:05 s 1 +121090.75 9 +313996.89 3610.0 – C57
2021-04-19 09:04:05 S 11 59 05.755 -58 22 40.15 – V C57
2021-04-19 09:04:05 s 1 +118604.46 4 +317085.66 9750.0 – C57
2021-04-19 09:54:05 S 11 59 02.071 -58 21 58.07 – V C57
2021-04-19 09:54:05 s 1 +117036.18 3 +318977.96 4060.0 – C57
2021-04-19 10:04:05 S 11 59 02.206 -58 21 53.96 – V C57
2021-04-19 10:04:05 s 1 +116721.23 2 +319352.91 6260.0 – C57
2021-04-19 10:14:05 S 11 59 01.361 -58 21 41.58 – V C57
2021-04-19 10:14:05 s 1 +116405.85 4 +319726.70 7580.0 – C57
2021-04-19 10:24:05 S 11 59 01.164 -58 21 29.56 – V C57
2021-04-19 10:24:05 s 1 +116090.05 2 +320099.32 8030.0 – C57
2021-04-19 10:34:05 S 11 59 00.295 -58 21 24.70 – V C57
2021-04-19 10:34:05 s 1 +115773.82 6 +320470.77 7600.0 – C57
2021-04-19 10:54:05 S 11 58 59.287 -58 21 08.86 – V C57
2021-04-19 10:54:05 s 1 +115140.11 5 +321210.19 4160.0 – C57
2021-04-19 11:04:05 S 11 58 59.174 -58 20 58.27 – V C57
2021-04-19 11:04:05 s 1 +114822.63 3 +321578.15 1150.0 – C57
2021-04-19 11:14:05 S 11 58 58.838 -58 20 48.84 – V C57
2021-04-19 11:14:05 s 1 +114504.73 7 +321944.95 7290.0 – C57
2021-04-19 11:54:05 S 11 58 56.837 -58 20 14.46 – V C57
2021-04-19 11:54:05 s 1 +113229.04 4 +323400.58 3400.0 – C57
2021-04-19 12:14:05 S 11 58 55.615 -58 20 01.39 – V C57
2021-04-19 12:14:05 s 1 +112588.76 1 +324121.45 6450.0 – C57
2021-04-19 12:54:05 S 11 58 53.376 -58 19 21.94 – V C57
2021-04-19 12:54:05 s 1 +111303.25 7 +325549.28 2620.0 – C57
2021-04-19 13:04:05 S 11 58 53.242 -58 19 18.59 – V C57
2021-04-19 13:04:05 s 1 +110974.67 5 +325900.40 6860.0 – C57
2021-04-19 14:44:05 S 11 58 47.582 -58 17 47.69 – V C57
2021-04-19 14:44:05 s 1 +107730.39 1 +329378.36 3370.0 – C57
2021-04-19 17:34:05 S 11 58 39.408 -58 15 21.49 – V C57
2021-04-19 17:34:05 s 1 +102130.01 2 +335029.55 4630.0 – C57
2021-04-19 18:54:05 S 11 58 34.733 -58 14 11.04 – V C57
2021-04-19 18:54:05 s 1 +99459.788 0 +337576.24 2800.0 – C57
2021-04-19 19:04:05 S 11 58 33.878 -58 14 06.25 – V C57