"Pseudo-MPEC" for P12p4AE
Created 2026 Aug 16 16:35:09 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12p4AE*0C2026 08 09.38241020 03 52.015-23 37 59.51 ~89Co 21.67wXNEOCPF51
P12p4AE 0C2026 08 09.39476620 03 53.088-23 37 30.50 ~89Co 21.64wXNEOCPF51
P12p4AE 0C2026 08 09.40730820 03 54.178-23 37 00.71 ~89Co 21.53wXNEOCPF51
P12p4AE 0C2026 08 09.53865520 04 06.060-23 31 42.84 ~89Go 22.24GVNEOCPF51
P12p4AE 0C2026 08 09.53947620 04 06.141-23 31 40.90 ~89Go 21.70GVNEOCPF51
P12p4AE 3C2026 08 11.45308220 07 46.258-22 14 25.26 ~8BCo 21.60GVNEOCPT14
P12p4AE 3C2026 08 11.45405820 07 46.352-22 14 22.77 ~8BCo 21.57GVNEOCPT14
P12p4AE 3C2026 08 11.45502820 07 46.445-22 14 20.30 ~8BCo 21.51GVNEOCPT14
P12p4AE 3C2026 08 11.45601220 07 46.541-22 14 17.76 ~8BCo 21.48GVNEOCPT14
P12p4AE KC2026 08 16.49104520 18 33.715-18 30 56.59 ~8GCo 21.2 GWNEOCP474
P12p4AE KC2026 08 16.49697120 18 34.426-18 30 39.78 ~8GCo 21.4 GWNEOCP474
P12p4AE KC2026 08 16.50912320 18 35.904-18 30 04.93 ~8GCo WNEOCP474
P12p4AE KC2026 08 16.51514820 18 36.607-18 29 48.37 ~8GCo 21.5 GWNEOCP474
Station data:
(474) Mount John Observatory, Lake Tekapo (S43.987385 E170.464960) New
Zealand. Observers A. C. Gilmore, P. M. Kilmartin. Measurer P. M.
Kilmartin. 1.0-m f/7.7 reflector + 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: P12p4AE
Perihelion 2026 Aug 30.797734 +/- 0.00573 TT = 19:08:44.2 (JD 2461283.297734)
Epoch 2026 Aug 16.0 TT = JDT 2461268.5 Earth MOID: 0.1360 Ma: 0.0816
M 355.058656980 +/- 0.019 (J2000 ecliptic) AutoNEOCP
n 0.333925647 +/- 0.00139 Peri. 15.397426 +/- 0.0058
a 2.057640652 +/- 0.0057 Node 318.981779 +/- 0.0058
e 0.44347659 +/- 0.00138 Incl. 4.959171 +/- 0.011
P 2.95158 H 24.56 G 0.15 U 8.3
q 1.145125185 +/- 0.000335 Q 2.970156119 +/- 0.0111
From 13 observations 2026 Aug. 9-16; mean residual 0".16
Residuals in arcseconds: 260809 F51 .02- .08- 260811 T14 .02+ .03- 260816 474 .16- .09- 260809 F51 .04+ .11- 260811 T14 .02+ .02- 260816 474 .09+ .54+ 260809 F51 .09+ .07+ 260811 T14 .01+ .02- 260816 474 .24- .10+ 260809 F51 .18- .19+ 260811 T14 .02+ .02+ 260809 F51 .16- .10+ 260816 474 .15- .25- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 16 17 20 19 04.240 -18 21 12.27 .15096 1.1550 159.3 21.7 .200 140 2026 08 16 18 20 19 10.044 -18 19 15.20 .15091 1.1549 159.2 21.7 .205 141 2026 08 16 19 20 19 15.854 -18 17 18.03 .15087 1.1549 159.2 21.7 .210 141 2026 08 16 20 20 19 21.671 -18 15 20.77 .15083 1.1548 159.2 21.7 .214 142 2026 08 16 21 20 19 27.495 -18 13 23.42 .15079 1.1548 159.2 21.7 .219 142 2026 08 16 22 20 19 33.325 -18 11 25.97 .15075 1.1547 159.2 21.7 .224 143 2026 08 16 23 20 19 39.163 -18 09 28.44 .15070 1.1546 159.2 21.7 .229 143 2026 08 17 00 20 19 45.007 -18 07 30.82 .15066 1.1546 159.2 21.7 .235 143 2026 08 17 01 20 19 50.858 -18 05 33.11 .15062 1.1545 159.2 21.7 .240 144 2026 08 17 02 20 19 56.715 -18 03 35.31 .15058 1.1545 159.2 21.7 .245 144 2026 08 17 03 20 20 02.579 -18 01 37.43 .15054 1.1544 159.1 21.7 .250 144 2026 08 17 04 20 20 08.450 -17 59 39.45 .15050 1.1544 159.1 21.7 .256 145 2026 08 17 05 20 20 14.328 -17 57 41.38 .15046 1.1543 159.1 21.7 .261 145 2026 08 17 06 20 20 20.213 -17 55 43.23 .15042 1.1542 159.1 21.7 .267 146 2026 08 17 07 20 20 26.104 -17 53 44.99 .15038 1.1542 159.1 21.7 .272 146 2026 08 17 08 20 20 32.002 -17 51 46.66 .15034 1.1541 159.1 21.7 .278 146 2026 08 17 09 20 20 37.906 -17 49 48.25 .15030 1.1541 159.1 21.7 .284 146 2026 08 17 10 20 20 43.818 -17 47 49.74 .15026 1.1540 159.1 21.7 .289 147 2026 08 17 11 20 20 49.736 -17 45 51.15 .15022 1.1540 159.0 21.7 .295 147 2026 08 17 12 20 20 55.660 -17 43 52.48 .15018 1.1539 159.0 21.7 .301 147 2026 08 17 13 20 21 01.592 -17 41 53.72 .15014 1.1539 159.0 21.7 .307 148 2026 08 17 14 20 21 07.530 -17 39 54.87 .15010 1.1538 159.0 21.7 .313 148 2026 08 17 15 20 21 13.475 -17 37 55.94 .15007 1.1538 159.0 21.7 .319 148 2026 08 17 16 20 21 19.426 -17 35 56.92 .15003 1.1537 159.0 21.7 .325 148 2026 08 17 17 20 21 25.384 -17 33 57.81 .14999 1.1536 159.0 21.7 .331 149 2026 08 17 18 20 21 31.349 -17 31 58.62 .14995 1.1536 159.0 21.7 .337 149 2026 08 17 19 20 21 37.320 -17 29 59.35 .14991 1.1535 159.0 21.7 .344 149 2026 08 17 20 20 21 43.298 -17 28 00.00 .14988 1.1535 158.9 21.7 .350 149 2026 08 17 21 20 21 49.282 -17 26 00.55 .14984 1.1534 158.9 21.7 .356 150 2026 08 17 22 20 21 55.274 -17 24 01.03 .14980 1.1534 158.9 21.7 .363 150 2026 08 17 23 20 22 01.271 -17 22 01.42 .14976 1.1533 158.9 21.7 .369 150 2026 08 18 00 20 22 07.276 -17 20 01.73 .14973 1.1533 158.9 21.7 .376 150 2026 08 18 01 20 22 13.287 -17 18 01.96 .14969 1.1532 158.9 21.7 .383 150 2026 08 18 02 20 22 19.304 -17 16 02.10 .14965 1.1532 158.9 21.7 .389 151 2026 08 18 03 20 22 25.329 -17 14 02.17 .14962 1.1531 158.9 21.7 .396 151 2026 08 18 04 20 22 31.359 -17 12 02.15 .14958 1.1531 158.9 21.7 .403 151 2026 08 18 05 20 22 37.397 -17 10 02.05 .14954 1.1530 158.8 21.7 .410 151 2026 08 18 06 20 22 43.441 -17 08 01.86 .14951 1.1530 158.8 21.7 .417 151 2026 08 18 07 20 22 49.491 -17 06 01.60 .14947 1.1529 158.8 21.7 .424 152 2026 08 18 08 20 22 55.548 -17 04 01.26 .14944 1.1529 158.8 21.7 .431 152 2026 08 18 09 20 23 01.611 -17 02 00.84 .14940 1.1528 158.8 21.7 .438 152 2026 08 18 10 20 23 07.682 -17 00 00.33 .14937 1.1528 158.8 21.7 .445 152 2026 08 18 11 20 23 13.758 -16 57 59.75 .14933 1.1527 158.8 21.7 .452 152 2026 08 18 12 20 23 19.841 -16 55 59.09 .14930 1.1526 158.8 21.7 .460 152 2026 08 18 13 20 23 25.931 -16 53 58.34 .14926 1.1526 158.7 21.7 .467 153 2026 08 18 14 20 23 32.027 -16 51 57.52 .14923 1.1525 158.7 21.7 .474 153 2026 08 18 15 20 23 38.129 -16 49 56.63 .14919 1.1525 158.7 21.7 .482 153 2026 08 18 16 20 23 44.239 -16 47 55.65 .14916 1.1524 158.7 21.7 .489 153