"Pseudo-MPEC" for P12pEtW
Created 2026 Sep 8 9:35:16 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12pEtW*0C2026 09 04.56790701 54 17.373-09 38 52.19 ~94Lo 21.20wXNEOCPF51
P12pEtW 0C2026 09 04.58225001 54 17.906-09 39 04.20 ~94Lo 21.08wXNEOCPF51
P12pEtW 0C2026 09 04.61089201 54 19.017-09 39 27.71 ~94Lo 21.55wXNEOCPF51
P12pEtW 3C2026 09 05.52867001 54 56.778-09 52 18.66 ~95DZ 20.95GVNEOCPT14
P12pEtW 3C2026 09 05.52963801 54 56.814-09 52 19.48 ~95DZ 20.89GVNEOCPT14
P12pEtW 3C2026 09 05.53060901 54 56.850-09 52 20.30 ~95DZ 20.91GVNEOCPT14
P12pEtW |C2026 09 08.23616001 56 38.820-10 30 58.50 ~986Z 21.1 GVNEOCP807
P12pEtW |C2026 09 08.24530001 56 39.140-10 31 07.00 ~986Z 21.0 GVNEOCP807
P12pEtW |C2026 09 08.25444001 56 39.410-10 31 14.10 ~986Z 20.7 GVNEOCP807
Station data:
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + CCD.
(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.
(T14) Mauna Kea-UH/Tholen NEO Follow-Up (CFHT) (N19.825252 W155.468876)
US/Hawaii. Observer R. Weryk. 3.6-m Canada-France-Hawaii Telescope.
Orbital elements: P12pEtW
Perihelion 2026 Nov 8.181032 +/- 1.75 TT = 4:20:41.1 (JD 2461352.681032)
Epoch 2026 Sep 8.0 TT = JDT 2461291.5 Earth MOID: 0.8820 AutoNEOCP
M 348.570708511 +/- 0.48 (J2000 ecliptic)
n 0.186811028 +/- 0.00315 Peri. 255.469708 +/- 1.0
a 3.030640162 +/- 0.0341 Node 137.569263 +/- 0.23
e 0.40278753 +/- 0.00446 Incl. 15.222593 +/- 0.08
P 5.27596 H 18.72 G 0.15 U 8.9
q 1.809936081 +/- 0.00704 Q 4.251344243 +/- 0.0613
From 9 observations 2026 Sept. 4-8; mean residual 0".18
Residuals in arcseconds: 260904 F51 .11+ .07- 260905 T14 .01- .00 260908 807 .13- .02+ 260904 F51 .14- .13- 260905 T14 .00 .00 260908 807 .24+ .46- 260904 F51 .03+ .21+ 260905 T14 .01+ .00 260908 807 .12- .45+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 08 10 01 56 44.910 -10 33 39.40 1.0037 1.8749 137.6 21.1 .239 55 2026 09 08 11 01 56 46.361 -10 34 15.87 1.0034 1.8749 137.6 21.1 .250 55 2026 09 08 12 01 56 47.809 -10 34 52.35 1.0032 1.8748 137.6 21.1 .261 55 2026 09 08 13 01 56 49.254 -10 35 28.85 1.0029 1.8747 137.7 21.1 .272 55 2026 09 08 14 01 56 50.695 -10 36 05.36 1.0026 1.8746 137.7 21.1 .283 55 2026 09 08 15 01 56 52.134 -10 36 41.89 1.0023 1.8745 137.7 21.1 .294 55 2026 09 08 16 01 56 53.569 -10 37 18.44 1.0021 1.8744 137.7 21.1 .306 55 2026 09 08 17 01 56 55.001 -10 37 55.00 1.0018 1.8743 137.8 21.1 .317 54 2026 09 08 18 01 56 56.430 -10 38 31.58 1.0015 1.8743 137.8 21.1 .329 54 2026 09 08 19 01 56 57.855 -10 39 08.17 1.0013 1.8742 137.8 21.1 .341 54 2026 09 08 20 01 56 59.278 -10 39 44.78 1.0010 1.8741 137.9 21.1 .354 54 2026 09 08 21 01 57 00.697 -10 40 21.41 1.0007 1.8740 137.9 21.1 .366 54 2026 09 08 22 01 57 02.113 -10 40 58.05 1.0005 1.8739 137.9 21.1 .379 54 2026 09 08 23 01 57 03.526 -10 41 34.71 1.0002 1.8738 137.9 21.1 .391 54 2026 09 09 00 01 57 04.935 -10 42 11.38 0.9999 1.8737 138.0 21.1 .405 54 2026 09 09 01 01 57 06.342 -10 42 48.07 0.9997 1.8737 138.0 21.1 .418 54 2026 09 09 02 01 57 07.745 -10 43 24.77 0.9994 1.8736 138.0 21.1 .431 54 2026 09 09 03 01 57 09.145 -10 44 01.49 0.9991 1.8735 138.0 21.1 .445 54 2026 09 09 04 01 57 10.542 -10 44 38.23 0.9989 1.8734 138.1 21.1 .459 54 2026 09 09 05 01 57 11.936 -10 45 14.98 0.9986 1.8733 138.1 21.1 .473 54 2026 09 09 06 01 57 13.326 -10 45 51.75 0.9983 1.8732 138.1 21.1 .487 54 2026 09 09 07 01 57 14.713 -10 46 28.53 0.9981 1.8731 138.2 21.1 .501 54 2026 09 09 08 01 57 16.098 -10 47 05.32 0.9978 1.8731 138.2 21.1 .516 54 2026 09 09 09 01 57 17.478 -10 47 42.14 0.9975 1.8730 138.2 21.1 .531 54 2026 09 09 10 01 57 18.856 -10 48 18.96 0.9973 1.8729 138.2 21.1 .546 54 2026 09 09 11 01 57 20.231 -10 48 55.81 0.9970 1.8728 138.3 21.1 .561 54 2026 09 09 12 01 57 21.602 -10 49 32.66 0.9967 1.8727 138.3 21.1 .576 54 2026 09 09 13 01 57 22.970 -10 50 09.54 0.9965 1.8726 138.3 21.1 .592 54 2026 09 09 14 01 57 24.335 -10 50 46.42 0.9962 1.8726 138.3 21.1 .607 54 2026 09 09 15 01 57 25.697 -10 51 23.33 0.9959 1.8725 138.4 21.1 .623 54 2026 09 09 16 01 57 27.055 -10 52 00.24 0.9957 1.8724 138.4 21.1 .640 54 2026 09 09 17 01 57 28.410 -10 52 37.18 0.9954 1.8723 138.4 21.1 .656 54 2026 09 09 18 01 57 29.762 -10 53 14.12 0.9952 1.8722 138.5 21.1 .672 54 2026 09 09 19 01 57 31.111 -10 53 51.08 0.9949 1.8721 138.5 21.1 .689 54 2026 09 09 20 01 57 32.457 -10 54 28.06 0.9946 1.8720 138.5 21.1 .706 54 2026 09 09 21 01 57 33.799 -10 55 05.05 0.9944 1.8720 138.5 21.1 .723 54 2026 09 09 22 01 57 35.139 -10 55 42.06 0.9941 1.8719 138.6 21.1 .741 54 2026 09 09 23 01 57 36.475 -10 56 19.08 0.9938 1.8718 138.6 21.1 .758 54 2026 09 10 00 01 57 37.807 -10 56 56.11 0.9936 1.8717 138.6 21.1 .776 54 2026 09 10 01 01 57 39.137 -10 57 33.16 0.9933 1.8716 138.7 21.1 .794 54 2026 09 10 02 01 57 40.463 -10 58 10.22 0.9931 1.8715 138.7 21.1 .812 54 2026 09 10 03 01 57 41.787 -10 58 47.30 0.9928 1.8715 138.7 21.1 .830 54 2026 09 10 04 01 57 43.107 -10 59 24.39 0.9925 1.8714 138.7 21.1 .849 54 2026 09 10 05 01 57 44.423 -11 00 01.49 0.9923 1.8713 138.8 21.1 .867 54 2026 09 10 06 01 57 45.737 -11 00 38.61 0.9920 1.8712 138.8 21.1 .886 54 2026 09 10 07 01 57 47.047 -11 01 15.75 0.9918 1.8711 138.8 21.1 .905 54 2026 09 10 08 01 57 48.354 -11 01 52.89 0.9915 1.8710 138.8 21.1 .925 54 2026 09 10 09 01 57 49.658 -11 02 30.06 0.9912 1.8709 138.9 21.1 .944 54