2021 PP1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3386005007 ± 2.82e-07
Semi-major axis (a)1.2037669358 AU ± 4.84e-09
Inclination (i)29.33691035° ± 1.68e-05
Long. of Asc. Node (Ω)139.53601196° ± 3.85e-06
Arg. of Perihelion (ω)58.60246771° ± 2.10e-05
Mean Anomaly (M)165.84048062° ± 2.96e-05
Mean Motion (n)0.7462746007°/day ± 4.50e-09
Perihelion dist (q)0.79617085 AU ± 3.39e-07
Aphelion dist (Q)1.61136302 AU ± 3.39e-07
Orbital Period1.32072870 yr ± 7.97e-09
Physical Parameters
H (abs. magnitude)22.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.155″
Uncertainty0
Orbit TypeApollo
MOID0.071772 AU
Observations Used55
Oppositions1
Arc Total2021-2025
First Observation Used2021-08-04
Last Observation Used2025-08-27
Observations (57)
Date Type RA Dec Mag Band Observatory
2021-08-04 10:37:03 C 20 45 44.958 +04 20 57.09 U F51
2021-08-04 10:53:05 C 20 45 43.374 +04 19 25.57 U F51
2021-08-04 11:09:19 C 20 45 41.787 +04 17 53.57 U F51
2021-08-04 13:21:34 C 20 45 29.000 +04 05 21.36 V F51
2021-08-04 13:22:30 C 20 45 28.916 +04 05 16.20 V F51
2021-08-05 04:04:20 C 20 44 14.99 +02 42 07.7 u H21
2021-08-05 04:12:24 C 20 44 14.27 +02 41 22.7 u H21
2021-08-05 04:23:08 C 20 44 13.20 +02 40 22.7 u H21
2021-08-05 04:30:50 C 20 44 13.45 +02 39 41.7 V 654
2021-08-05 05:09:37 C 20 44 09.85 +02 36 04.3 V 654
2021-08-05 06:23:11 C 20 44 02.96 +02 29 12.5 V 654
2021-08-05 08:06:29 C 20 43 54.697 +02 19 42.02 U F51
2021-08-05 08:18:55 C 20 43 53.523 +02 18 32.95 U F51
2021-08-05 08:31:21 C 20 43 52.337 +02 17 23.15 U F51
2021-08-05 08:43:51 C 20 43 51.151 +02 16 13.06 U F51
2021-08-05 20:17:39 C 20 42 52.53 +01 11 41.4 V 033
2021-08-05 20:19:14 C 20 42 52.40 +01 11 32.3 V 033
2021-08-06 09:41:39 C 20 41 44.998 -00 01 39.95 U F51
2021-08-06 10:01:56 C 20 41 43.122 -00 03 30.40 U F51
2021-08-06 10:22:21 C 20 41 41.242 -00 05 21.41 U F51
2025-07-05 13:04:48 C 23 32 58.247 +26 42 32.36 V F52
2025-07-05 13:19:29 C 23 32 58.286 +26 42 05.45 V F52
2025-07-08 11:57:24 C 23 33 18.421 +24 26 53.74 V F52
2025-07-09 12:59:58 C 23 33 19.146 +23 36 10.10 V F52
2025-07-09 13:41:46 C 23 33 18.850 +23 34 44.76 V F52
2025-07-21 12:11:04 C 23 29 08.296 +11 49 11.02 X F52
2025-07-21 12:27:39 C 23 29 07.674 +11 48 23.09 X F52
2025-07-21 13:01:06 C 23 29 06.440 +11 46 46.20 X F52
2025-07-21 14:30:54 C 23 29 03.081 +11 42 25.40 V F52
2025-07-22 01:13:51 C 23 28 44.37 +11 11 02.5 V J04
2025-07-22 01:43:27 C 23 28 43.29 +11 09 36.1 V J04
2025-07-22 04:12:02 B 23 28 37.67 +11 02 19.6 Z Y66
2025-07-22 04:13:41 B 23 28 37.59 +11 02 14.6 Z Y66
2025-07-22 04:15:22 B 23 28 37.53 +11 02 09.7 Z Y66
2025-07-22 04:19:22 B 23 28 37.37 +11 01 58.0 Z Y66
2025-07-22 04:21:02 B 23 28 37.30 +11 01 52.9 Z Y66
2025-07-22 04:22:32 B 23 28 37.23 +11 01 48.4 Z Y66
2025-07-23 00:41:22 C 23 27 56.88 +10 01 10.0 V L01
2025-07-23 00:47:07 C 23 27 56.63 +10 00 52.7 V L01
2025-07-23 00:52:52 C 23 27 56.41 +10 00 35.0 V L01
2025-07-23 01:04:46 B 23 27 56.71 +10 00 05.1 Z Y66
2025-07-23 01:11:26 B 23 27 56.48 +09 59 44.9 Z Y66
2025-07-23 01:18:05 B 23 27 56.18 +09 59 24.7 Z Y66
2025-07-27 12:35:56 C 23 23 28.987 +04 19 21.24 X F52
2025-07-27 13:13:18 C 23 23 26.932 +04 17 17.21 X F52
2025-07-27 13:32:05 C 23 23 25.897 +04 16 14.97 X F52
2025-08-15 11:13:04 C 22 50 17.699 -22 04 44.63 X F52
2025-08-15 11:29:40 C 22 50 16.038 -22 05 37.27 X F52
2025-08-15 11:46:13 C 22 50 14.381 -22 06 29.64 X F52
2025-08-15 12:02:52 C 22 50 12.713 -22 07 22.60 X F52