"Pseudo-MPEC" for P12rf98
Created 2026 Oct 12 15:35:23 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12rf98*0C2026 10 11.47687502 15 52.128-19 07 05.57 ~ABHK 19.81wXNEOCPF51
P12rf98 0C2026 10 11.49460802 15 45.248-19 05 19.34 ~ABHK 19.88wXNEOCPF51
P12rf98 0C2026 10 11.50626302 15 40.740-19 04 09.27 ~ABHK 19.74wXNEOCPF51
P12rf98 0C2026 10 11.51769802 15 36.282-19 02 59.85 ~ABHK 19.93wXNEOCPF51
P12rf98 KB2026 10 12.22835602 11 19.063-17 46 14.27 ~AC65 19.5 GXNEOCP734
P12rf98 KB2026 10 12.23929402 11 14.352-17 44 58.56 ~AC65 19.5 GXNEOCP734
P12rf98 0C2026 10 12.25819902 11 03.194-17 40 41.92 ~AC9Z 19.46cVNEOCPW68
P12rf98 0C2026 10 12.26210502 11 01.474-17 40 14.05 ~AC9Z 19.28cVNEOCPW68
P12rf98 0C2026 10 12.27168402 10 57.233-17 39 06.30 ~AC9Z 19.28cVNEOCPW68
P12rf98 0C2026 10 12.30207102 10 43.814-17 35 27.24 ~AC9Z 19.38cVNEOCPW68
P12rf98 KB2026 10 12.59393302 08 49.421-17 01 33.47 ~ACF5 19.7 GXNEOCPQ06
P12rf98 KB2026 10 12.60143102 08 45.940-17 00 36.11 ~ACF5 18.8 GXNEOCPQ06
P12rf98 KB2026 10 12.60892802 08 42.414-16 59 39.36 ~ACF5 19.8 GXNEOCPQ06
Station data:
(734) Farpoint Observatory, Eskridge (N38.890239 W96.002420) US/Kansas.
Observer G. Hug. 0.69-m 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.
(Q06) Tarui Observatory, Tarui (N35.394791 E136.495470) Japan. Observer H.
Watanabe. 0.35-m f/1.9 Schmidt-Cassegrain + CMO.
(W68) ATLAS Chile, Rio Hurtado (S30.471010 W70.764980) Chile. Observers L.
Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L. Denneau, N.
Erasmus, A. Fitzsimmons, J. Robinson, R. Siverd, J. Tonry, H. Weiland.
0.5-m f/2.0 Schmidt + CCD.
Orbital elements: P12rf98
Perihelion 2026 Dec 16.058378 +/- 0.0764 TT = 1:24:03.8 (JD 2461390.558378)
Epoch 2026 Oct 12.0 TT = JDT 2461325.5 Earth MOID: 0.0285 AutoNEOCP
M 314.989374013 +/- 0.15 (J2000 ecliptic)
n 0.691849807 +/- 0.0016 Peri. 76.425715 +/- 0.06
a 1.266081023 +/- 0.00195 Node 23.770062 +/- 0.0043
e 0.34378965 +/- 0.00111 Incl. 21.677102 +/- 0.058
P 1.425/520.334d H 23.84 G 0.15 U 8.4
q 0.830815467 +/- 0.000272 Q 1.701346580 +/- 0.00401
From 13 observations 2026 Oct. 11-12 (27.2 hr); mean residual 0".28
Residuals in arcseconds: 261011 F51 .27- .26+ 261012 734 .27+ .09+ 261012 Q06 .14- .52- 261011 F51 .14- .08+ 261012 W68 .27+ .43+ 261012 Q06 .08- .01+ 261011 F51 .23+ .23- 261012 W68 .31+ .45+ 261012 Q06 .53- .22- 261011 F51 .12+ .20- 261012 W68 .11+ .27- 261012 734 .15+ .56+ 261012 W68 .03- .11- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 10 12 16 02 08 15.921 -16 50 37.75 .07116 1.0613 151.8 19.4 .337 149 2026 10 12 17 02 07 57.963 -16 45 12.42 .07084 1.0610 151.9 19.4 .379 148 2026 10 12 18 02 07 39.857 -16 39 43.94 .07052 1.0608 152.0 19.4 .425 146 2026 10 12 19 02 07 21.600 -16 34 12.30 .07020 1.0606 152.1 19.4 .474 145 2026 10 12 20 02 07 03.191 -16 28 37.44 .06989 1.0603 152.3 19.4 .527 144 2026 10 12 21 02 06 44.629 -16 22 59.32 .06957 1.0601 152.4 19.4 .583 144 2026 10 12 22 02 06 25.910 -16 17 17.90 .06925 1.0599 152.5 19.3 .643 143 2026 10 12 23 02 06 07.035 -16 11 33.15 .06894 1.0597 152.6 19.3 .707 143 2026 10 13 00 02 05 48.000 -16 05 45.01 .06862 1.0594 152.8 19.3 .774 142 2026 10 13 01 02 05 28.805 -15 59 53.45 .06831 1.0592 152.9 19.3 .845 142 2026 10 13 02 02 05 09.446 -15 53 58.42 .06799 1.0590 153.0 19.3 .919 141 2026 10 13 03 02 04 49.923 -15 47 59.87 .06768 1.0587 153.2 19.3 1.00 141 2026 10 13 04 02 04 30.234 -15 41 57.77 .06737 1.0585 153.3 19.3 1.08 141 2026 10 13 05 02 04 10.376 -15 35 52.06 .06705 1.0583 153.4 19.2 1.17 141 2026 10 13 06 02 03 50.348 -15 29 42.70 .06674 1.0580 153.6 19.2 1.26 141 2026 10 13 07 02 03 30.147 -15 23 29.65 .06643 1.0578 153.7 19.2 1.35 141 2026 10 13 08 02 03 09.772 -15 17 12.84 .06611 1.0576 153.8 19.2 1.45 141 2026 10 13 09 02 02 49.220 -15 10 52.24 .06580 1.0573 154.0 19.2 1.56 140 2026 10 13 10 02 02 28.491 -15 04 27.79 .06549 1.0571 154.1 19.2 1.67 140 2026 10 13 11 02 02 07.580 -14 57 59.45 .06518 1.0569 154.2 19.2 1.78 140 2026 10 13 12 02 01 46.487 -14 51 27.16 .06487 1.0567 154.4 19.1 1.90 140 2026 10 13 13 02 01 25.209 -14 44 50.88 .06456 1.0564 154.5 19.1 2.03 140 2026 10 13 14 02 01 03.744 -14 38 10.54 .06425 1.0562 154.7 19.1 2.15 140 2026 10 13 15 02 00 42.090 -14 31 26.10 .06394 1.0560 154.8 19.1 2.29 140 2026 10 13 16 02 00 20.244 -14 24 37.49 .06363 1.0557 155.0 19.1 2.43 140 2026 10 13 17 01 59 58.204 -14 17 44.68 .06332 1.0555 155.1 19.1 2.57 140 2026 10 13 18 01 59 35.968 -14 10 47.59 .06301 1.0553 155.3 19.1 2.72 140 2026 10 13 19 01 59 13.534 -14 03 46.18 .06271 1.0550 155.4 19.0 2.88 140 2026 10 13 20 01 58 50.898 -13 56 40.38 .06240 1.0548 155.6 19.0 3.04 140 2026 10 13 21 01 58 28.059 -13 49 30.15 .06209 1.0546 155.7 19.0 3.21 140 2026 10 13 22 01 58 05.014 -13 42 15.40 .06179 1.0544 155.9 19.0 3.39 140 2026 10 13 23 01 57 41.761 -13 34 56.10 .06148 1.0541 156.0 19.0 3.57 140 2026 10 14 00 01 57 18.297 -13 27 32.17 .06118 1.0539 156.2 19.0 3.76 140 2026 10 14 01 01 56 54.619 -13 20 03.56 .06087 1.0537 156.3 18.9 3.95 140 2026 10 14 02 01 56 30.725 -13 12 30.19 .06057 1.0534 156.5 18.9 4.15 141 2026 10 14 03 01 56 06.612 -13 04 52.02 .06026 1.0532 156.6 18.9 4.36 141 2026 10 14 04 01 55 42.278 -12 57 08.96 .05996 1.0530 156.8 18.9 4.58 141 2026 10 14 05 01 55 17.719 -12 49 20.97 .05966 1.0528 157.0 18.9 4.80 141 2026 10 14 06 01 54 52.933 -12 41 27.96 .05936 1.0525 157.1 18.9 5.03 141 2026 10 14 07 01 54 27.916 -12 33 29.87 .05905 1.0523 157.3 18.9 5.27 141 2026 10 14 08 01 54 02.667 -12 25 26.64 .05875 1.0521 157.5 18.8 5.52 141 2026 10 14 09 01 53 37.182 -12 17 18.18 .05845 1.0518 157.6 18.8 5.77 141 2026 10 14 10 01 53 11.458 -12 09 04.44 .05815 1.0516 157.8 18.8 6.04 141 2026 10 14 11 01 52 45.491 -12 00 45.34 .05785 1.0514 158.0 18.8 6.31 141 2026 10 14 12 01 52 19.280 -11 52 20.81 .05756 1.0511 158.2 18.8 6.59 141 2026 10 14 13 01 51 52.820 -11 43 50.76 .05726 1.0509 158.3 18.8 6.88 141 2026 10 14 14 01 51 26.109 -11 35 15.14 .05696 1.0507 158.5 18.7 7.18 141 2026 10 14 15 01 50 59.144 -11 26 33.85 .05666 1.0505 158.7 18.7 7.49 141