"Pseudo-MPEC" for P12onNw
Created 2026 Jul 28 21:35:10 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12onNw 0C2026 07 12.25759317 33 23.790-02 01 01.21 ~7NF5 19.99rUNEOCPI41
P12onNw 0C2026 07 12.30322217 33 22.144-02 00 50.19 ~7NF5 20.28iUNEOCPI41
P12onNw 0C2026 07 12.33352517 33 21.036-02 00 43.99 ~7NF5 21.16gUNEOCPI41
P12onNw 0C2026 07 14.23261617 32 15.646-01 53 34.87 ~7NF5 20.72gUNEOCPI41
P12onNw 0C2026 07 14.29004017 32 13.606-01 53 20.86 ~7NF5 19.81rUNEOCPI41
P12onNw 0C2026 07 14.32264317 32 12.539-01 53 14.17 ~7NF5 19.49iUNEOCPI41
P12onNw*0C2026 07 14.34100617 32 11.958-01 53 09.04 ~7NF5 20.82wXNEOCPF51
P12onNw 0C2026 07 14.34627117 32 11.755-01 53 07.82 ~7NF5 21.01wXNEOCPF51
P12onNw 0C2026 07 14.35151317 32 11.598-01 53 06.76 ~7NF5 20.91wXNEOCPF51
P12onNw 0C2026 07 14.35677117 32 11.374-01 53 05.89 ~7NF5 20.64wXNEOCPF51
P12onNw KB2026 07 15.01926117 31 48.872-01 50 39.13 ~7NF5 20.5 VZNEOCPY05
P12onNw KB2026 07 15.06257317 31 47.409-01 50 28.42 ~7NF5 19.9 VZNEOCPY05
P12onNw 0C2026 07 15.27462017 31 40.226-01 49 43.89 ~7NF5 19.72rUNEOCPI41
P12onNw 0C2026 07 15.34597717 31 37.857-01 49 27.75 ~7NF5 20.46gUNEOCPI41
P12onNw 3C2026 07 15.41577617 31 35.473-01 49 12.00 ~7NF5 21.55GVNEOCPT14
P12onNw 3C2026 07 15.41739817 31 35.413-01 49 11.67 ~7NF5 21.44GVNEOCPT14
P12onNw 3C2026 07 15.41860017 31 35.373-01 49 11.45 ~7NF5 21.50GVNEOCPT14
P12onNw 0B2026 07 15.77400617 31 23.478-01 47 52.76 ~7NF5 20.8 GWNEOCPM21
P12onNw 0B2026 07 15.80486717 31 22.455-01 47 46.10 ~7NF5 WNEOCPM21
P12onNw KC2026 07 17.87924817 30 13.678-01 40 24.78 ~7NF5 20.5 GWNEOCPB74
P12onNw KC2026 07 17.88772017 30 13.416-01 40 23.41 ~7NF5 20.5 GWNEOCPB74
P12onNw KC2026 07 17.89387717 30 13.236-01 40 21.50 ~7NF5 19.7 GWNEOCPB74
P12onNw KC2026 07 17.94702317 30 11.47 -01 40 12.6 ~7NF5 21.0 GVNEOCPL06
P12onNw KC2026 07 17.97154317 30 10.65 -01 40 07.3 ~7NF5 21.0 GVNEOCPL06
P12onNw KC2026 07 17.99606217 30 09.81 -01 40 01.8 ~7NF5 20.8 GVNEOCPL06
P12onNw 0C2026 07 18.35555417 29 58.157-01 38 45.68 ~7NF5 20.65wXNEOCPF51
P12onNw 0C2026 07 18.36087517 29 57.940-01 38 45.08 ~7NF5 20.92wXNEOCPF51
P12onNw 0C2026 07 18.36618517 29 57.782-01 38 44.09 ~7NF5 20.94wXNEOCPF51
P12onNw 0C2026 07 18.37149417 29 57.579-01 38 42.76 ~7NF5 20.75wXNEOCPF51
P12onNw KB2026 07 18.86220 17 29 41.70 -01 37 02.2 ~7NF5 20.4 GXNEOCPM45
P12onNw KB2026 07 18.86902 17 29 41.47 -01 37 00.3 ~7NF5 20.1 GXNEOCPM45
P12onNw KB2026 07 18.87587 17 29 41.27 -01 36 59.3 ~7NF5 20.4 GXNEOCPM45
P12onNw KB2026 07 20.08236417 29 02.562-01 32 56.30 ~7NF5x19.7 GXNEOCPW62
P12onNw KB2026 07 20.09493417 29 02.184-01 32 51.65 ~7NF5 19.9 GXNEOCPW62
P12onNw !C2026 07 20.20213017 28 58.819-01 32 29.62 ~7NF5 20.5 GWNEOCP673
P12onNw !C2026 07 20.20847217 28 58.546-01 32 28.43 ~7NF5 21.8 GWNEOCP673
P12onNw 1C2026 07 20.51781 17 28 48.77 -01 31 24.9 ~7NF5 VNEOCPQ62
P12onNw 1C2026 07 20.52471 17 28 48.56 -01 31 23.5 ~7NF5 20.7 GVNEOCPQ62
P12onNw 0C2026 07 22.01188917 28 02.040-01 26 33.44 ~7NF5 19.6 GXNEOCPR59
P12onNw 0C2026 07 22.03327117 28 01.370-01 26 28.19 ~7NF5 19.6 GXNEOCPR59
P12onNw 0C2026 07 22.05480317 28 00.764-01 26 23.73 ~7NF5 19.7 GXNEOCPR59
P12onNw 1C2026 07 22.33580117 27 52.089-01 25 29.78 ~7NF5 20.28GVNEOCPT12
P12onNw 1C2026 07 22.33613017 27 52.078-01 25 29.74 ~7NF5 20.19GVNEOCPT12
P12onNw 1C2026 07 22.33646117 27 52.072-01 25 29.63 ~7NF5 20.23GVNEOCPT12
P12onNw KB2026 07 24.10868117 26 58.290-01 19 54.25 ~7O55 20.1 GXNEOCPW62
P12onNw KB2026 07 24.13871117 26 57.382-01 19 48.32 ~7O55 20.3 GXNEOCPW62
P12onNw KB2026 07 24.16804017 26 56.491-01 19 43.60 ~7O55 20.2 GXNEOCPW62
P12onNw KB2026 07 24.90859017 26 34.47 -01 17 26.8 ~7OMo 19.5 GVNEOCPG02
P12onNw KB2026 07 24.91859217 26 34.14 -01 17 24.5 ~7OMo 19.8 GVNEOCPG02
Station data:
(673) Table Mountain Observatory, Wrightwood (N34.381485 W117.682170)
US/California. Observers J. Chesley, J. Pittichova. Measurer W. M. Owen
Jr. 0.61-m f/16 reflector + CCD.
(B74) Santa Maria de Montmagastrell (N41.720158 E1.105360) Spain. Observer
J. M. Bosch. 0.4-m f/1.2 Schmidt-Cassegrain + 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.
(G02) KYSUCE Observatory, Kysucke Nove Mesto (N49.307313 E18.765390)
Slovakia. Observer M. Urbanik. 0.40-m f/4.4 reflector + CCD.
(I41) Palomar Mountain--ZTF (N33.357336 W116.859780) US/California.
Observers B. T. Bolin, Z. T. F. Collaboration. Measurers B. T. Bolin,
Z.-Y. Lin, F. J. Masci. 1.2-m f/2.4 Schmidt.
(L06) Sormano 2 Observatory, Bellagio Via Lattea (N45.970100 E9.254030)
Italy. Observer G. Ventre. Measurers G. Ventre, P. Sicoli. 0.28-m f/10
reflector + CCD.
(M21) Schiaparelli Southern Observatory, Hakos (S23.236549 E16.361440)
Namibia. Observers A. Aletti, F. Bellini, L. Buzzi, G. Galli. Measurer L.
Buzzi. 0.36-m f/8.4 reflector + CCD.
(M45) Starhopper Observatory, Sfantu Gheorghe (N45.865494 E25.768890)
Romania. Observer F. Ursache. 0.41-m f/7.5 reflector + CMO.
(Q62) iTelescope Observatory, Siding Spring (S31.273286 E149.064420)
Australia/NSW. Observer H. Sato. 0.30-m f/9 reflector + CCD.
(R59) Camarasa Observatory, Astrocamp Nerpio (N38.165429 W2.326580) Spain.
(T12) Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m) (N19.822991 W155.469434)
US/Hawaii. Observer R. Weryk. 2.24-m f/10.1 University of Hawaii
reflector.
(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.
(W62) Comet Hunter Observatory2, New Ringgold (N40.745185 W75.862390)
US/Pennsylvania. Observer J. Maikner. 0.30-m f/3.8 Riccardi-Honders + CCD.
(Y05) SONEAR Wykrota-CEAMIG, Serra da Piedade (S19.824251 W43.690000)
Brazil. Observer C. Jacques. 0.45-m f/2.9 reflector + CMO.
Orbital elements: P12onNw
Perihelion 2028 Feb 7.483440 +/- 0.921 TT = 11:36:09.2 (JD 2461808.983440)
Epoch 2026 Jul 24.0 TT = JDT 2461245.5 AutoNEOCP
q 4.677892037 +/- 0.239 (J2000 ecliptic)
H 12.30 G 0.15 Peri. 81.895342 +/- 3.2
z -0.0145734249 +/- 0.00804 Node 264.843365 +/- 0.39
e 1.06817290 +/- 0.0355 Incl. 83.278124 +/- 1.2
48 of 49 observations 2026 July 12-24; mean residual 0".43
Residuals in arcseconds: 260712 I41 .87+ .08- 260715 M21 .57- .18+ 260720 673 .20+ .04+ 260712 I41 .37+ .43+ 260715 M21 .14- .14+ 260720 673 .83- .05- 260712 I41 .21- .35- 260717 B74 .15- 1.0+ 260720 Q62 .12- .04- 260714 I41 .00 1.3- 260717 B74 .14+ .59+ 260720 Q62 .05+ .02- 260714 I41 .74- .12- 260717 B74 .51+ 1.2+ 260722 R59 .05+ .66- 260714 I41 .18+ .70- 260717 L06 .60+ .92- 260722 R59 .03+ .44+ 260714 F51 .13+ .06+ 260717 L06 .47+ .75- 260722 R59 1.0+ .73+ 260714 F51 .18- .10+ 260717 L06 .03+ .37- 260722 T12 .03- .02- 260714 F51 .20+ .00 260718 F51 .47+ .38+ 260722 T12 .04- .05- 260714 F51 .43- .30- 260718 F51 .14- .12- 260722 T12 .02+ .00 260715 Y05 .61- 1.2- 260718 F51 .13+ .23- 260724 W62 .16+ .10+ 260715 Y05 .18- .03+ 260718 F51 .28- .00 260724 W62 .24+ .44+ 260715 I41 .39- .60- 260718 M45 .08+ .21- 260724 W62 .24+ .30- 260715 I41 .71+ .09- 260718 M45 .02- .28+ 260724 G02 .04+ .09- 260715 T14 .05+ .09+ 260718 M45 .34+ .12- 260724 G02 .42- .37+ 260715 T14 .02- .06+ 260720 W62( .73- 2.5-) 260715 T14 .00 .02+ 260720 W62 .32- .34- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 07 28 22 17 24 40.151 -01 05 39.66 5.7490 6.4600 130.9 20.7 .644 149 2026 07 28 23 17 24 39.006 -01 05 32.62 5.7493 6.4598 130.9 20.7 .651 148 2026 07 29 00 17 24 37.862 -01 05 25.59 5.7495 6.4596 130.9 20.7 .659 148 2026 07 29 01 17 24 36.719 -01 05 18.56 5.7498 6.4594 130.8 20.7 .666 148 2026 07 29 02 17 24 35.576 -01 05 11.55 5.7501 6.4592 130.8 20.7 .674 148 2026 07 29 03 17 24 34.435 -01 05 04.53 5.7503 6.4590 130.7 20.7 .681 148 2026 07 29 04 17 24 33.295 -01 04 57.52 5.7506 6.4587 130.7 20.7 .689 148 2026 07 29 05 17 24 32.155 -01 04 50.52 5.7508 6.4585 130.7 20.7 .697 148 2026 07 29 06 17 24 31.016 -01 04 43.53 5.7511 6.4583 130.6 20.7 .705 147 2026 07 29 07 17 24 29.879 -01 04 36.54 5.7514 6.4581 130.6 20.7 .713 147 2026 07 29 08 17 24 28.742 -01 04 29.56 5.7516 6.4579 130.5 20.7 .720 147 2026 07 29 09 17 24 27.606 -01 04 22.58 5.7519 6.4576 130.5 20.7 .728 147 2026 07 29 10 17 24 26.471 -01 04 15.61 5.7522 6.4574 130.5 20.7 .737 147 2026 07 29 11 17 24 25.337 -01 04 08.65 5.7524 6.4572 130.4 20.7 .745 147 2026 07 29 12 17 24 24.204 -01 04 01.69 5.7527 6.4570 130.4 20.7 .753 147 2026 07 29 13 17 24 23.072 -01 03 54.74 5.7530 6.4568 130.3 20.7 .761 146 2026 07 29 14 17 24 21.941 -01 03 47.79 5.7532 6.4566 130.3 20.7 .769 146 2026 07 29 15 17 24 20.811 -01 03 40.85 5.7535 6.4563 130.3 20.7 .778 146 2026 07 29 16 17 24 19.681 -01 03 33.92 5.7538 6.4561 130.2 20.7 .786 146 2026 07 29 17 17 24 18.553 -01 03 26.99 5.7540 6.4559 130.2 20.7 .794 146 2026 07 29 18 17 24 17.425 -01 03 20.07 5.7543 6.4557 130.1 20.7 .803 146 2026 07 29 19 17 24 16.299 -01 03 13.15 5.7546 6.4555 130.1 20.7 .812 146 2026 07 29 20 17 24 15.173 -01 03 06.24 5.7548 6.4553 130.1 20.7 .820 146 2026 07 29 21 17 24 14.048 -01 02 59.34 5.7551 6.4550 130.0 20.7 .829 145 2026 07 29 22 17 24 12.925 -01 02 52.44 5.7554 6.4548 130.0 20.7 .838 145 2026 07 29 23 17 24 11.802 -01 02 45.55 5.7556 6.4546 129.9 20.7 .846 145 2026 07 30 00 17 24 10.680 -01 02 38.66 5.7559 6.4544 129.9 20.7 .855 145 2026 07 30 01 17 24 09.559 -01 02 31.78 5.7562 6.4542 129.9 20.7 .864 145 2026 07 30 02 17 24 08.439 -01 02 24.91 5.7564 6.4539 129.8 20.7 .873 145 2026 07 30 03 17 24 07.320 -01 02 18.04 5.7567 6.4537 129.8 20.7 .882 145 2026 07 30 04 17 24 06.202 -01 02 11.18 5.7570 6.4535 129.8 20.7 .891 144 2026 07 30 05 17 24 05.085 -01 02 04.33 5.7573 6.4533 129.7 20.7 .900 144 2026 07 30 06 17 24 03.968 -01 01 57.48 5.7575 6.4531 129.7 20.7 .910 144 2026 07 30 07 17 24 02.853 -01 01 50.64 5.7578 6.4529 129.6 20.7 .919 144 2026 07 30 08 17 24 01.739 -01 01 43.80 5.7581 6.4526 129.6 20.7 .928 144 2026 07 30 09 17 24 00.625 -01 01 36.97 5.7583 6.4524 129.6 20.7 .938 144 2026 07 30 10 17 23 59.513 -01 01 30.15 5.7586 6.4522 129.5 20.7 .947 144 2026 07 30 11 17 23 58.401 -01 01 23.33 5.7589 6.4520 129.5 20.7 .957 144 2026 07 30 12 17 23 57.291 -01 01 16.51 5.7592 6.4518 129.4 20.7 .966 143 2026 07 30 13 17 23 56.181 -01 01 09.71 5.7594 6.4516 129.4 20.7 .976 143 2026 07 30 14 17 23 55.072 -01 01 02.91 5.7597 6.4513 129.4 20.7 .986 143 2026 07 30 15 17 23 53.964 -01 00 56.11 5.7600 6.4511 129.3 20.7 1.00 143 2026 07 30 16 17 23 52.857 -01 00 49.32 5.7603 6.4509 129.3 20.7 1.01 143 2026 07 30 17 17 23 51.752 -01 00 42.54 5.7605 6.4507 129.2 20.7 1.02 143 2026 07 30 18 17 23 50.647 -01 00 35.77 5.7608 6.4505 129.2 20.7 1.03 143 2026 07 30 19 17 23 49.543 -01 00 29.00 5.7611 6.4502 129.2 20.7 1.04 143 2026 07 30 20 17 23 48.440 -01 00 22.23 5.7614 6.4500 129.1 20.7 1.05 143 2026 07 30 21 17 23 47.337 -01 00 15.47 5.7616 6.4498 129.1 20.7 1.06 142