Christensen (164P)

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2017-10-13 (JD 2458039.5)
Eccentricity (e)0.5396879809 ± 8.41e-08
Semi-major axis (a)3.6608626569 AU ± 1.46e-08
Inclination (i)16.25273374° ± 9.27e-06
Long. of Asc. Node (Ω)88.30919028° ± 5.32e-05
Arg. of Perihelion (ω)325.94117764° ± 6.27e-05
Mean Anomaly (M)327.57564687° ± 1.90e-05
Mean Motion (n)0.1407139396°/day ± 8.41e-10
Perihelion dist (q)1.68513908 AU ± 3.08e-07
Aphelion dist (Q)5.63658623 AU ± 3.09e-07
Orbital Period7.00446797 yr ± 4.18e-08
NGA Modelg(r)
A21.01150277e-10 ± 3.89e-13 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-05-30
RMS Residual0.625″
Uncertainty0
Orbit TypeMBA
MOID0.720329 AU
Observations Used2007
Oppositions24
Arc Total1998-2026
First Observation Used1998-04-18
Last Observation Used2026-05-22
Observations (2176)
Date Type RA Dec Mag Band Observatory
2025-12-26 04:15:17 C 11 24 15.636 +21 53 57.01 – V R17
2025-12-26 04:35:38 C 11 24 15.991 +21 54 02.66 – V R17
2025-12-26 18:54:57 C 11 24 31.286 +21 58 07.21 – q Q14
2025-12-26 19:04:11 C 11 24 31.450 +21 58 09.66 – q Q14
2025-12-27 04:25:05 C 11 24 41.114 +22 00 49.90 – Z C23
2025-12-27 04:29:25 C 11 24 41.222 +22 00 51.52 – Z C23
2025-12-27 04:34:49 C 11 24 41.287 +22 00 52.45 – Z C23
2025-12-27 05:45:27 C 11 24 42.48 +22 01 13.5 – q Z30
2025-12-27 05:47:00 C 11 24 42.52 +22 01 14.1 – q Z30
2025-12-27 05:48:34 C 11 24 42.51 +22 01 14.6 – q Z30
2025-12-29 15:07:50 C 11 25 36.31 +22 18 21.0 – q Q23
2025-12-29 15:23:05 C 11 25 36.53 +22 18 25.7 – q Q23
2025-12-30 00:33:54 C 11 25 44.158 +22 21 14.62 – W I81
2025-12-30 00:42:02 C 11 25 44.270 +22 21 17.28 – W I81
2025-12-30 00:50:10 C 11 25 44.352 +22 21 19.91 – W I81
2025-12-30 07:27:20 C 11 25 49.73 +22 23 29.6 – V X07
2025-12-30 07:32:17 C 11 25 49.80 +22 23 30.9 – V X07
2025-12-31 03:43:41 C 11 26 05.335 +22 29 48.23 – V R17
2025-12-31 04:03:13 C 11 26 05.534 +22 29 54.60 – V R17
2025-12-31 04:22:47 C 11 26 05.784 +22 30 01.08 – V R17
2025-12-31 04:42:20 C 11 26 06.034 +22 30 07.42 – V R17
2025-12-31 15:45:00 B 11 26 14.078 +22 33 38.09 – W 900
2025-12-31 15:55:09 B 11 26 14.220 +22 33 40.72 – W 900
2026-01-01 11:55:13 C 11 26 27.708 +22 40 11.38 – X F51
2026-01-01 12:04:33 C 11 26 27.811 +22 40 14.83 – X F51
2026-01-01 12:13:53 C 11 26 27.889 +22 40 17.37 – X F51
2026-01-01 12:23:14 C 11 26 27.990 +22 40 21.12 – X F51
2026-01-02 12:05:11 C 11 26 42.293 +22 48 10.12 – V T08
2026-01-02 12:10:15 C 11 26 42.341 +22 48 12.42 – V T08
2026-01-02 12:25:03 C 11 26 42.475 +22 48 16.85 – V T08
2026-01-02 12:35:13 C 11 26 42.530 +22 48 19.87 – V T08
2026-01-03 11:37:06 C 11 26 54.911 +22 56 05.70 – X F51
2026-01-03 11:47:22 C 11 26 55.004 +22 56 09.38 – X F51
2026-01-03 11:57:37 C 11 26 55.066 +22 56 12.90 – X F51
2026-01-03 12:02:04 C 11 26 55.079 +22 56 14.31 – X F52
2026-01-03 12:07:55 C 11 26 55.143 +22 56 16.51 – X F51
2026-01-03 12:12:37 C 11 26 55.104 +22 56 18.18 – X F52
2026-01-03 12:23:12 C 11 26 55.254 +22 56 21.76 – X F52
2026-01-03 12:33:37 C 11 26 55.333 +22 56 25.58 – X F52
2026-01-09 11:58:39 C 11 27 34.267 +23 47 51.07 – V T05
2026-01-09 12:03:17 C 11 27 34.224 +23 47 52.76 – V T05
2026-01-09 12:40:05 C 11 27 34.219 +23 48 07.20 – V T05
2026-01-09 12:47:24 C 11 27 34.207 +23 48 09.61 – V T05
2026-01-11 12:11:44 C 11 27 32.760 +24 06 13.72 – V T05
2026-01-11 12:14:21 C 11 27 32.767 +24 06 14.87 – V T05
2026-01-11 12:20:17 C 11 27 32.726 +24 06 16.99 – V T05
2026-01-11 12:27:32 C 11 27 32.746 +24 06 20.09 – V T05
2026-01-11 18:11:59 C 11 27 31.96 +24 08 32.2 – m 349
2026-01-11 18:31:32 C 11 27 31.89 +24 08 39.9 – m 349
2026-01-12 03:49:25 C 11 27 30.660 +24 12 16.78 – V R17