"Pseudo-MPEC" for P12p4sf
Created 2026 Aug 16 8:35:09 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12p4sf*0C2026 08 08.50600722 03 38.054-03 57 04.09 ~88M5 22.08wXNEOCPF51
P12p4sf 0C2026 08 08.51809522 03 38.144-03 57 14.55 ~88M5 22.19wXNEOCPF51
P12p4sf 0C2026 08 08.53030422 03 38.238-03 57 25.10 ~88M5 22.62wXNEOCPF51
P12p4sf 0C2026 08 08.54239022 03 38.329-03 57 35.47 ~88M5 21.78wXNEOCPF51
Station data:
(F51) Pan-STARRS 1, Haleakala (N20.707234 W156.255910) US/Hawaii.
Observers J. Herman, T. Lowe, P. Minguez, A. Schultz, I. Smith. Measurers
K. Chambers, T. de Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E.
Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chrétien +
CCD.
Orbital elements: P12p4sf
Perihelion 2026 Oct 29.192395 +/- 51.5 TT = 4:37:02.9 (JD 2461342.692395)
Epoch 2026 Aug 9.0 TT = JDT 2461261.5 Earth MOID: 0.1299 Ju: 0.9328
M 344.877534382 +/- 21 Ma: 0.0657 AutoNEOCP
n 0.186254704 +/- 0.222 Peri. 247.645458 +/- 60
a 3.036671979 +/- 2.41 Node 152.090280 +/- 25
e 0.67496118 +/- 0.249 Incl. 11.825862 +/- 5.3
P 5.29172 H 22.11 G 0.15 U 11.7 SR
q 0.987036254 +/- 0.48 Q 5.086307703 +/- 79 (J2000 ecliptic)
From 4 observations 2026 Aug. 8 (52.4 min); mean residual 0".02
Residuals in arcseconds: 260808 F51 .01- .02+ 260808 F51 .02+ .03- 260808 F51 .00 .01- 260808 F51 .02- .03+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 16 09 22 05 19.737 -06 23 24.05 .39196 1.4008 170.6 21.3 39d 92 2026 08 16 10 22 05 20.237 -06 24 22.39 .39157 1.4005 170.7 21.3 39d 92 2026 08 16 11 22 05 20.737 -06 25 20.86 .39117 1.4001 170.7 21.3 39d 92 2026 08 16 12 22 05 21.237 -06 26 19.48 .39078 1.3997 170.8 21.3 39d 92 2026 08 16 13 22 05 21.737 -06 27 18.23 .39039 1.3994 170.8 21.3 39d 92 2026 08 16 14 22 05 22.237 -06 28 17.13 .38999 1.3990 170.9 21.3 39d 92 2026 08 16 15 22 05 22.737 -06 29 16.16 .38960 1.3986 170.9 21.3 39d 92 2026 08 16 16 22 05 23.237 -06 30 15.33 .38921 1.3983 170.9 21.3 39d 92 2026 08 16 17 22 05 23.737 -06 31 14.64 .38882 1.3979 171.0 21.3 39d 92 2026 08 16 18 22 05 24.237 -06 32 14.09 .38843 1.3976 171.0 21.3 39d 92 2026 08 16 19 22 05 24.737 -06 33 13.68 .38803 1.3972 171.1 21.3 39d 92 2026 08 16 20 22 05 25.238 -06 34 13.41 .38764 1.3968 171.1 21.3 39d 92 2026 08 16 21 22 05 25.738 -06 35 13.29 .38725 1.3965 171.2 21.3 39d 92 2026 08 16 22 22 05 26.239 -06 36 13.30 .38686 1.3961 171.2 21.3 39d 92 2026 08 16 23 22 05 26.739 -06 37 13.45 .38647 1.3958 171.3 21.3 39d 92 2026 08 17 00 22 05 27.240 -06 38 13.75 .38608 1.3954 171.3 21.3 39d 92 2026 08 17 01 22 05 27.741 -06 39 14.19 .38569 1.3950 171.4 21.2 39d 92 2026 08 17 02 22 05 28.242 -06 40 14.77 .38530 1.3947 171.4 21.2 39d 92 2026 08 17 03 22 05 28.743 -06 41 15.49 .38491 1.3943 171.5 21.2 39d 91 2026 08 17 04 22 05 29.244 -06 42 16.35 .38452 1.3939 171.5 21.2 39d 91 2026 08 17 05 22 05 29.746 -06 43 17.36 .38413 1.3936 171.5 21.2 40d 91 2026 08 17 06 22 05 30.247 -06 44 18.51 .38375 1.3932 171.6 21.2 40d 90 2026 08 17 07 22 05 30.749 -06 45 19.80 .38336 1.3929 171.6 21.2 40d 90 2026 08 17 08 22 05 31.251 -06 46 21.24 .38297 1.3925 171.7 21.2 41d 90 2026 08 17 09 22 05 31.753 -06 47 22.82 .38258 1.3921 171.7 21.2 41d 90 2026 08 17 10 22 05 32.256 -06 48 24.54 .38219 1.3918 171.8 21.2 41d 90 2026 08 17 11 22 05 32.758 -06 49 26.41 .38181 1.3914 171.8 21.2 41d 90 2026 08 17 12 22 05 33.261 -06 50 28.42 .38142 1.3911 171.9 21.2 42d 90 2026 08 17 13 22 05 33.764 -06 51 30.58 .38103 1.3907 171.9 21.2 42d 90 2026 08 17 14 22 05 34.267 -06 52 32.88 .38065 1.3903 172.0 21.2 42d 90 2026 08 17 15 22 05 34.770 -06 53 35.32 .38026 1.3900 172.0 21.2 42d 91 2026 08 17 16 22 05 35.274 -06 54 37.92 .37988 1.3896 172.0 21.2 42d 91 2026 08 17 17 22 05 35.778 -06 55 40.65 .37949 1.3892 172.1 21.2 42d 91 2026 08 17 18 22 05 36.282 -06 56 43.54 .37910 1.3889 172.1 21.2 42d 91 2026 08 17 19 22 05 36.786 -06 57 46.57 .37872 1.3885 172.2 21.2 42d 91 2026 08 17 20 22 05 37.291 -06 58 49.74 .37833 1.3882 172.2 21.2 42d 91 2026 08 17 21 22 05 37.796 -06 59 53.06 .37795 1.3878 172.3 21.2 42d 91 2026 08 17 22 22 05 38.301 -07 00 56.53 .37757 1.3874 172.3 21.2 42d 91 2026 08 17 23 22 05 38.806 -07 02 00.15 .37718 1.3871 172.4 21.2 42d 91 2026 08 18 00 22 05 39.312 -07 03 03.91 .37680 1.3867 172.4 21.1 42d 91 2026 08 18 01 22 05 39.818 -07 04 07.83 .37641 1.3864 172.5 21.1 42d 91 2026 08 18 02 22 05 40.325 -07 05 11.89 .37603 1.3860 172.5 21.1 42d 91 2026 08 18 03 22 05 40.831 -07 06 16.09 .37565 1.3856 172.6 21.1 42d 92 2026 08 18 04 22 05 41.338 -07 07 20.45 .37527 1.3853 172.6 21.1 42d 92 2026 08 18 05 22 05 41.846 -07 08 24.96 .37488 1.3849 172.6 21.1 42d 92 2026 08 18 06 22 05 42.354 -07 09 29.61 .37450 1.3846 172.7 21.1 42d 92 2026 08 18 07 22 05 42.862 -07 10 34.41 .37412 1.3842 172.7 21.1 42d 92 2026 08 18 08 22 05 43.370 -07 11 39.36 .37374 1.3838 172.8 21.1 42d 92