"Pseudo-MPEC" for P12onNw
Created 2026 Aug 18 11:35:05 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 ~7NF5x20.65wXNEOCPF51
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
P12onNw 1C2026 07 31.21356517 23 38.346-00 59 19.69 ~7VE5 LNEOCP658
P12onNw 1C2026 07 31.21802117 23 38.216-00 59 19.09 ~7VE5 LNEOCP658
P12onNw 1C2026 07 31.22136617 23 38.122-00 59 18.50 ~7VE5 LNEOCP658
P12onNw 1C2026 07 31.22472217 23 38.004-00 59 18.46 ~7VE5 LNEOCP658
P12onNw 1C2026 07 31.22806717 23 37.925-00 59 17.34 ~7VE5 LNEOCP658
P12onNw 1C2026 07 31.23141217 23 37.835-00 59 17.21 ~7VE5 LNEOCP658
P12onNw 0C2026 08 04.31244817 21 55.225-00 48 46.49 ~87L5 20.12GVNEOCPF51
P12onNw 0C2026 08 04.31786317 21 55.087-00 48 45.68 ~87L5 20.15GVNEOCPF51
P12onNw 0C2026 08 04.32328517 21 54.960-00 48 45.14 ~87L5 19.93GVNEOCPF51
P12onNw 0C2026 08 04.32871617 21 54.814-00 48 44.00 ~87L5 20.20GVNEOCPF51
P12onNw KC2026 08 05.91510617 21 17.460-00 44 54.89 ~85NK 19.78GXNEOCPM57
P12onNw KC2026 08 05.92277917 21 17.290-00 44 54.28 ~85NK 18.53GXNEOCPM57
P12onNw KC2026 08 05.93922617 21 16.913-00 44 50.89 ~85NK XNEOCPM57
P12onNw KB2026 08 06.90261617 20 55.032-00 42 35.82 ~876K ZNEOCPR49
P12onNw KB2026 08 06.94159717 20 54.120-00 42 30.49 ~876K 20.1 VZNEOCPR49
P12onNw 1C2026 08 06.97027017 20 53.47 -00 42 26.1 ~870Z 20.3 GVNEOCPZ31
P12onNw 1C2026 08 06.97337417 20 53.40 -00 42 25.7 ~870Z 20.2 GVNEOCPZ31
P12onNw 1C2026 08 06.97649817 20 53.33 -00 42 25.2 ~870Z 20.2 GVNEOCPZ31
P12onNw KB2026 08 06.97979217 20 53.239-00 42 25.38 ~876K 17.7 VZNEOCPR49
P12onNw KB2026 08 07.91255417 20 32.64 -00 40 16.7 ~87NZ 20.1 GVNEOCP104
P12onNw KB2026 08 07.94284017 20 31.96 -00 40 12.9 ~87NZ VNEOCP104
P12onNw 0C2026 08 14.31112517 18 25.132-00 26 49.13 ~8EH5 20.91wXNEOCPF51
P12onNw 0C2026 08 14.32087017 18 24.896-00 26 47.94 ~8EH5 20.99wXNEOCPF51
P12onNw 0C2026 08 14.33062417 18 24.767-00 26 46.98 ~8EH5 21.12wXNEOCPF51
P12onNw 0C2026 08 14.34038717 18 24.559-00 26 45.56 ~8EH5 21.30wXNEOCPF51
P12onNw KB2026 08 14.80517 17 18 16.36 -00 25 52.5 ~8EKZ 19.9 GXNEOCPL04
P12onNw KB2026 08 14.81910 17 18 16.08 -00 25 50.9 ~8EKZ 20.1 GXNEOCPL04
P12onNw KB2026 08 15.86020 17 17 58.15 -00 23 52.4 ~8GB5 19.6 GXNEOCPG00
P12onNw KB2026 08 15.87127 17 17 57.94 -00 23 51.4 ~8GB5 19.4 GXNEOCPG00
P12onNw KB2026 08 15.88158 17 17 57.73 -00 23 49.1 ~8GB5 19.2 GXNEOCPG00
P12onNw KC2026 08 16.85822 17 17 41.50 -00 22 01.4 ~8GMZ ZNEOCPJ87
P12onNw KC2026 08 16.88218 17 17 41.13 -00 21 58.4 ~8GMZ 20.7 VZNEOCPJ87
P12onNw KC2026 08 16.90680 17 17 40.68 -00 21 55.4 ~8GMZ 20.7 VZNEOCPJ87
Station data:
(104) San Marcello Pistoiese (N44.064178 E10.803750) Italy. Observers P.
Bacci, M. Maestripieri. Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m
reflector + CCD.
(658) Dominion Astrophysical Observatory (N48.519984 W123.417000)
Canada/BritColumbia. Observer D. D. Balam. Measurers D. D. Balam, D. W.
E. Green, C. E. Spratt. 1.82-m reflector + CCD.
(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.
(G00) AZM Martinsberg, Oed (N48.381561 E15.126000) Austria. Observers M.
Jaeger, E. Prosperi, S. Prosperi. Measurer M. Jaeger. 0.28-m f/2.2
reflector + 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.
(J87) La Cañada (N40.603972 W4.493300) Spain. 0.30-m Schmidt-Cassegrain.
(L04) ROASTERR-1 Observatory, Cluj-Napoca (N46.820952 E23.596400) Romania.
Observer L. Hudin. 0.1-m f/9 refractor + CCD.
(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.
(M57) Wide-field Mufara Telescope, Isnello (N37.868879 E14.020200) Italy.
Observer A. Nastasi. 1.00-m f/2.1 reflector + CCD.
(Q62) iTelescope Observatory, Siding Spring (S31.273286 E149.064420)
Australia/NSW. Observer H. Sato. 0.30-m f/9 reflector + CCD.
(R49) Observatorio Villuercas-Navezuelas, Navezuelas (N39.512739 W5.439520)
Spain.
(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.
(Z31) Tenerife Observatory-LCO A, Tenerife (N28.300419 W16.511650) Canary
Islands (Spain). Observer J. D. Armstrong. Measurer M. Micheli. 1.0-m
reflector + CCD.
Orbital elements: P12onNw
Perihelion 2028 Jan 29.934830 +/- 0.889 TT = 22:26:09.3 (JD 2461800.434830)
Epoch 2026 Aug 16.0 TT = JDT 2461268.5 AutoNEOCP
M 359.987160997 +/- 0.015 (J2000 ecliptic)
n 0.000024136 +/- 2.97e-5 Peri. 73.983967 +/- 0.34
a1185.825565 +/- 1286 Node 265.718119 +/- 0.026
e 0.99558731 +/- 0.00385 Incl. 86.155792 +/- 0.08
P 40834 H 12.03 G 0.15 U 5.7
q 5.232671451 +/- 0.022 Q 2366.418458 +/- 2520
80 of 82 observations 2026 July 12-Aug. 16; mean residual 0".38
Residuals in arcseconds: 260712 I41 .57+ .34- 260718 F51 .22- .14+ 260804 F51 .05- .06+ 260712 I41 .07+ .18+ 260718 M45 .13+ .09- 260804 F51 .04+ .20- 260712 I41 .51- .59- 260718 M45 .03+ .41+ 260804 F51 .15- .14+ 260714 I41 .03- 1.4- 260718 M45 .40+ .00 260805 M57 .29- .21- 260714 I41 .78- .18- 260720 W62( .70- 2.4-) 260805 M57 .15- .69- 260714 I41 .14+ .75- 260720 W62 .28- .24- 260805 M57 .03- .36+ 260714 F51 .11+ .01+ 260720 673 .23+ .14+ 260806 R49 .20+ .05- 260714 F51 .20- .06+ 260720 673 .80- .06+ 260806 R49 .08- .15- 260714 F51 .18+ .05- 260720 Q62 .11- .09+ 260806 Z31 .11- .02+ 260714 F51 .45- .35- 260720 Q62 .06+ .11+ 260806 Z31 .09- .01- 260715 Y05 .58- 1.1- 260722 R59 .02+ .66- 260806 Z31 .07- .06+ 260715 Y05 .15- .06+ 260722 R59 .00 .44+ 260806 R49 .21- .35- 260715 I41 .35- .59- 260722 R59 1.0+ .72+ 260807 104 .70+ .27+ 260715 I41 .74+ .07- 260722 T12 .05- .05- 260807 104 .59+ .05- 260715 T14 .09+ .12+ 260722 T12 .06- .07- 260814 F51 .28+ .05+ 260715 T14 .02+ .10+ 260722 T12 .01+ .02- 260814 F51 .56- .10+ 260715 T14 .04+ .05+ 260724 W62 .18+ .14- 260814 F51 .21+ .08- 260715 M21 .49- .26+ 260724 W62 .25+ .19+ 260814 F51 .22- .20+ 260715 M21 .06- .22+ 260724 W62 .24+ .55- 260814 L04 .29+ .14- 260717 B74 .06- 1.1+ 260724 G02 .09+ .46- 260814 L04 .15- .15- 260717 B74 .22+ .71+ 260724 G02 .37- .01+ 260815 G00 .86+ .26- 260717 B74 .59+ 1.3+ 260731 658 .46+ .22+ 260815 G00 .58+ .51- 260717 L06 .67+ .80- 260731 658 .29+ .10+ 260815 G00 .10+ .63+ 260717 L06 .54+ .63- 260731 658 .22+ .15+ 260816 J87 .22- .37- 260717 L06 .09+ .25- 260731 658 .21- .35- 260816 J87 .25+ .00 260718 F51( .54+ .52+) 260731 658 .05- .23+ 260816 J87 .32- .30+ 260718 F51 .07- .02+ 260731 658 .06- .18- 260718 F51 .19+ .09- 260804 F51 .02+ .05+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 18 12 17 17 15.612 -00 19 03.24 6.0841 6.5206 111.3 20.6 .163 106 2026 08 18 13 17 17 14.976 -00 18 58.84 6.0845 6.5204 111.3 20.6 .165 106 2026 08 18 14 17 17 14.342 -00 18 54.45 6.0850 6.5202 111.2 20.6 .167 106 2026 08 18 15 17 17 13.709 -00 18 50.06 6.0854 6.5200 111.2 20.6 .169 106 2026 08 18 16 17 17 13.077 -00 18 45.68 6.0858 6.5198 111.2 20.6 .171 106 2026 08 18 17 17 17 12.447 -00 18 41.30 6.0863 6.5197 111.1 20.6 .173 106 2026 08 18 18 17 17 11.817 -00 18 36.92 6.0867 6.5195 111.1 20.6 .174 106 2026 08 18 19 17 17 11.189 -00 18 32.55 6.0872 6.5193 111.0 20.6 .176 106 2026 08 18 20 17 17 10.561 -00 18 28.18 6.0876 6.5191 111.0 20.6 .178 106 2026 08 18 21 17 17 09.935 -00 18 23.82 6.0880 6.5190 111.0 20.6 .180 106 2026 08 18 22 17 17 09.310 -00 18 19.46 6.0885 6.5188 110.9 20.6 .182 106 2026 08 18 23 17 17 08.686 -00 18 15.11 6.0889 6.5186 110.9 20.6 .184 106 2026 08 19 00 17 17 08.063 -00 18 10.76 6.0893 6.5184 110.8 20.6 .186 106 2026 08 19 01 17 17 07.441 -00 18 06.41 6.0898 6.5183 110.8 20.6 .188 106 2026 08 19 02 17 17 06.820 -00 18 02.07 6.0902 6.5181 110.8 20.6 .190 106 2026 08 19 03 17 17 06.201 -00 17 57.73 6.0907 6.5179 110.7 20.6 .192 105 2026 08 19 04 17 17 05.582 -00 17 53.40 6.0911 6.5177 110.7 20.6 .193 105 2026 08 19 05 17 17 04.965 -00 17 49.07 6.0915 6.5176 110.6 20.6 .195 105 2026 08 19 06 17 17 04.349 -00 17 44.75 6.0920 6.5174 110.6 20.6 .197 105 2026 08 19 07 17 17 03.734 -00 17 40.43 6.0924 6.5172 110.6 20.6 .199 105 2026 08 19 08 17 17 03.120 -00 17 36.12 6.0929 6.5170 110.5 20.6 .201 105 2026 08 19 09 17 17 02.507 -00 17 31.81 6.0933 6.5169 110.5 20.6 .203 105 2026 08 19 10 17 17 01.895 -00 17 27.50 6.0937 6.5167 110.4 20.6 .205 105 2026 08 19 11 17 17 01.285 -00 17 23.20 6.0942 6.5165 110.4 20.6 .207 105 2026 08 19 12 17 17 00.675 -00 17 18.90 6.0946 6.5163 110.4 20.6 .209 105 2026 08 19 13 17 17 00.067 -00 17 14.61 6.0951 6.5162 110.3 20.6 .211 105 2026 08 19 14 17 16 59.460 -00 17 10.32 6.0955 6.5160 110.3 20.6 .213 105 2026 08 19 15 17 16 58.853 -00 17 06.03 6.0960 6.5158 110.3 20.6 .215 105 2026 08 19 16 17 16 58.248 -00 17 01.75 6.0964 6.5156 110.2 20.6 .217 105 2026 08 19 17 17 16 57.645 -00 16 57.48 6.0968 6.5155 110.2 20.6 .219 105 2026 08 19 18 17 16 57.042 -00 16 53.20 6.0973 6.5153 110.1 20.6 .221 105 2026 08 19 19 17 16 56.440 -00 16 48.94 6.0977 6.5151 110.1 20.6 .224 105 2026 08 19 20 17 16 55.840 -00 16 44.67 6.0982 6.5149 110.1 20.6 .226 105 2026 08 19 21 17 16 55.240 -00 16 40.41 6.0986 6.5147 110.0 20.6 .228 105 2026 08 19 22 17 16 54.642 -00 16 36.16 6.0991 6.5146 110.0 20.6 .230 105 2026 08 19 23 17 16 54.045 -00 16 31.91 6.0995 6.5144 109.9 20.6 .232 105 2026 08 20 00 17 16 53.449 -00 16 27.66 6.0999 6.5142 109.9 20.6 .234 105 2026 08 20 01 17 16 52.854 -00 16 23.42 6.1004 6.5140 109.9 20.6 .236 105 2026 08 20 02 17 16 52.260 -00 16 19.18 6.1008 6.5139 109.8 20.6 .238 105 2026 08 20 03 17 16 51.667 -00 16 14.95 6.1013 6.5137 109.8 20.6 .240 105 2026 08 20 04 17 16 51.076 -00 16 10.72 6.1017 6.5135 109.7 20.6 .243 105 2026 08 20 05 17 16 50.485 -00 16 06.49 6.1022 6.5133 109.7 20.6 .245 105 2026 08 20 06 17 16 49.896 -00 16 02.27 6.1026 6.5132 109.7 20.6 .247 105 2026 08 20 07 17 16 49.308 -00 15 58.05 6.1030 6.5130 109.6 20.6 .249 105 2026 08 20 08 17 16 48.721 -00 15 53.84 6.1035 6.5128 109.6 20.6 .251 105 2026 08 20 09 17 16 48.135 -00 15 49.63 6.1039 6.5126 109.5 20.6 .253 105 2026 08 20 10 17 16 47.550 -00 15 45.43 6.1044 6.5125 109.5 20.6 .256 105 2026 08 20 11 17 16 46.966 -00 15 41.23 6.1048 6.5123 109.5 20.6 .258 104