"Pseudo-MPEC" for P12pl4m
Created 2026 Aug 16 8:35:17 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12pl4m*0C2026 08 13.58940200 28 36.387-08 43 27.71 ~8DG5 21.45wXNEOCPF51
P12pl4m 0C2026 08 13.59623300 28 36.581-08 43 22.09 ~8DG5 21.61wXNEOCPF51
P12pl4m 0C2026 08 13.60284800 28 36.786-08 43 16.71 ~8DG5 21.33wXNEOCPF51
P12pl4m 0C2026 08 13.60946600 28 36.989-08 43 11.18 ~8DG5 21.31wXNEOCPF51
P12pl4m 1C2026 08 14.06098000 28 53.015-08 37 07.00 ~8E6K 20.8 GXNEOCP033
P12pl4m 1C2026 08 14.06488000 28 53.137-08 37 04.00 ~8E6K 20.3 GXNEOCP033
P12pl4m 1C2026 08 14.06683000 28 53.206-08 37 02.00 ~8E6K 20.5 GXNEOCP033
P12pl4m 3C2026 08 14.59645700 29 10.594-08 29 40.88 ~8EHK 21.13GVNEOCPT14
P12pl4m 3C2026 08 14.59742800 29 10.617-08 29 40.12 ~8EHK 21.11GVNEOCPT14
P12pl4m 3C2026 08 14.59839900 29 10.646-08 29 39.26 ~8EHK 21.09GVNEOCPT14
P12pl4m 3C2026 08 14.59936800 29 10.672-08 29 38.49 ~8EHK 21.16GVNEOCPT14
Station data:
(033) Karl Schwarzschild Observatory, Tautenburg (N50.980139 E11.711240)
Germany. Observer B. Stecklum. 1.34-m f/3 Schmidt + 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: P12pl4m
Perihelion 2026 Oct 15.126252 +/- 34.7 TT = 3:01:48.1 (JD 2461328.626252)
Epoch 2026 Aug 14.0 TT = JDT 2461266.5 Earth MOID: 0.4453 Ma: 0.0748
M 342.981211603 +/- 9 (J2000 ecliptic) AutoNEOCP
n 0.273938759 +/- 0.0558 Peri. 16.232623 +/- 27
a 2.348012435 +/- 0.319 Node 359.989869 +/- 2.7
e 0.38593142 +/- 0.068 Incl. 11.182442 +/- 2.0
P 3.59791 H 20.03 G 0.15 U 10.8 SR
q 1.441840644 +/- 0.0831 Q 3.254184226 +/- 0.656
From 11 observations 2026 Aug. 13-14 (24.2 hr); mean residual 0".15
Residuals in arcseconds: 260813 F51 .01+ .03- 260814 033 .26+ .05- 260814 T14 .03- .03- 260813 F51 .13- .00 260814 033 .31+ .24- 260814 T14 .00 .03+ 260813 F51 .02- .04- 260814 033 .45+ .16+ 260814 T14 .01- .01- 260813 F51 .05+ .07+ 260814 T14 .02+ .01+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 16 09 00 30 05.599 -08 04 50.40 .62182 1.5342 138.4 21.1 18.2 136 2026 08 16 10 00 30 06.794 -08 04 15.25 .62152 1.5341 138.4 21.1 19.0 136 2026 08 16 11 00 30 07.984 -08 03 40.09 .62123 1.5340 138.5 21.1 19.7 136 2026 08 16 12 00 30 09.170 -08 03 04.90 .62093 1.5338 138.5 21.1 20.5 136 2026 08 16 13 00 30 10.353 -08 02 29.70 .62064 1.5337 138.5 21.1 21.3 136 2026 08 16 14 00 30 11.530 -08 01 54.48 .62035 1.5336 138.6 21.1 22.1 136 2026 08 16 15 00 30 12.704 -08 01 19.24 .62005 1.5335 138.6 21.1 22.9 136 2026 08 16 16 00 30 13.874 -08 00 43.98 .61976 1.5334 138.6 21.1 23.7 136 2026 08 16 17 00 30 15.040 -08 00 08.71 .61947 1.5332 138.7 21.1 24.5 136 2026 08 16 18 00 30 16.201 -07 59 33.41 .61917 1.5331 138.7 21.1 25.4 136 2026 08 16 19 00 30 17.359 -07 58 58.10 .61888 1.5330 138.7 21.1 26.2 136 2026 08 16 20 00 30 18.512 -07 58 22.77 .61859 1.5329 138.7 21.1 27.1 136 2026 08 16 21 00 30 19.661 -07 57 47.43 .61830 1.5328 138.8 21.1 28.0 136 2026 08 16 22 00 30 20.806 -07 57 12.06 .61800 1.5326 138.8 21.1 28.9 136 2026 08 16 23 00 30 21.947 -07 56 36.68 .61771 1.5325 138.8 21.1 29.8 136 2026 08 17 00 00 30 23.084 -07 56 01.28 .61742 1.5324 138.9 21.1 30.7 136 2026 08 17 01 00 30 24.216 -07 55 25.86 .61713 1.5323 138.9 21.1 31.7 136 2026 08 17 02 00 30 25.345 -07 54 50.42 .61684 1.5322 138.9 21.1 32.6 136 2026 08 17 03 00 30 26.469 -07 54 14.97 .61655 1.5320 139.0 21.1 33.6 136 2026 08 17 04 00 30 27.589 -07 53 39.49 .61626 1.5319 139.0 21.1 34.6 136 2026 08 17 05 00 30 28.705 -07 53 04.00 .61597 1.5318 139.0 21.1 35.6 136 2026 08 17 06 00 30 29.817 -07 52 28.49 .61567 1.5317 139.1 21.1 36.6 136 2026 08 17 07 00 30 30.924 -07 51 52.96 .61538 1.5316 139.1 21.1 37.6 136 2026 08 17 08 00 30 32.028 -07 51 17.41 .61509 1.5314 139.1 21.1 38.6 136 2026 08 17 09 00 30 33.127 -07 50 41.85 .61480 1.5313 139.2 21.1 39.7 136 2026 08 17 10 00 30 34.223 -07 50 06.26 .61451 1.5312 139.2 21.1 40.8 137 2026 08 17 11 00 30 35.314 -07 49 30.66 .61423 1.5311 139.2 21.1 41.8 137 2026 08 17 12 00 30 36.400 -07 48 55.04 .61394 1.5310 139.3 21.1 42.9 137 2026 08 17 13 00 30 37.483 -07 48 19.40 .61365 1.5308 139.3 21.1 44.0 137 2026 08 17 14 00 30 38.562 -07 47 43.74 .61336 1.5307 139.3 21.1 45.1 137 2026 08 17 15 00 30 39.636 -07 47 08.07 .61307 1.5306 139.4 21.1 46.3 137 2026 08 17 16 00 30 40.706 -07 46 32.37 .61278 1.5305 139.4 21.1 47.4 137 2026 08 17 17 00 30 41.772 -07 45 56.66 .61249 1.5304 139.4 21.1 48.6 137 2026 08 17 18 00 30 42.834 -07 45 20.93 .61221 1.5302 139.5 21.1 49.7 137 2026 08 17 19 00 30 43.892 -07 44 45.18 .61192 1.5301 139.5 21.1 50.9 137 2026 08 17 20 00 30 44.945 -07 44 09.41 .61163 1.5300 139.5 21.1 52.1 137 2026 08 17 21 00 30 45.995 -07 43 33.62 .61134 1.5299 139.6 21.1 53.3 137 2026 08 17 22 00 30 47.040 -07 42 57.82 .61106 1.5298 139.6 21.1 54.6 137 2026 08 17 23 00 30 48.081 -07 42 21.99 .61077 1.5296 139.6 21.0 55.8 137 2026 08 18 00 00 30 49.118 -07 41 46.15 .61048 1.5295 139.6 21.0 57.1 137 2026 08 18 01 00 30 50.150 -07 41 10.29 .61019 1.5294 139.7 21.0 58.3 137 2026 08 18 02 00 30 51.179 -07 40 34.41 .60991 1.5293 139.7 21.0 59.6 137 2026 08 18 03 00 30 52.203 -07 39 58.51 .60962 1.5292 139.7 21.0 60.9 137 2026 08 18 04 00 30 53.223 -07 39 22.59 .60934 1.5290 139.8 21.0 62.2 137 2026 08 18 05 00 30 54.238 -07 38 46.65 .60905 1.5289 139.8 21.0 63.5 137 2026 08 18 06 00 30 55.250 -07 38 10.70 .60877 1.5288 139.8 21.0 64.9 137 2026 08 18 07 00 30 56.257 -07 37 34.72 .60848 1.5287 139.9 21.0 66.2 137 2026 08 18 08 00 30 57.261 -07 36 58.73 .60820 1.5286 139.9 21.0 67.6 137