"Pseudo-MPEC" for P12r4oH
Created 2026 Oct 15 10:35:20 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12r4oH*0C2026 10 06.40908700 07 58.886+33 57 55.14 ~ADI5 22.58wXNEOCPF51
P12r4oH 0C2026 10 06.42046500 07 58.086+33 57 47.72 ~ADI5 21.99wXNEOCPF51
P12r4oH 0C2026 10 06.43181700 07 57.293+33 57 40.49 ~ADI5 21.95wXNEOCPF51
P12r4oH 0C2026 10 06.54710500 07 49.298+33 56 25.02 ~ADI5 22.22GVNEOCPF52
P12r4oH 0C2026 10 06.54793500 07 49.208+33 56 24.65 ~ADI5 22.24GVNEOCPF52
P12r4oH 3C2026 10 10.52868600 03 31.163+33 10 37.26 ~ADI5 22.30GVNEOCPT14
P12r4oH 3C2026 10 10.52990600 03 31.082+33 10 36.31 ~ADI5 22.36GVNEOCPT14
P12r4oH 3C2026 10 10.53111000 03 31.006+33 10 35.45 ~ADI5 22.39GVNEOCPT14
Station data:
(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.
(F52) Pan-STARRS 2, Haleakala (N20.707382 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) (N19.825265 W155.468902)
US/Hawaii. Observer R. Weryk. 3.6-m Canada-France-Hawaii Telescope.
Orbital elements: P12r4oH
Perihelion 2027 Dec 25.092674 +/- 71.9 TT = 2:13:27.0 (JD 2461764.592674)
Epoch 2026 Oct 10.0 TT = JDT 2461323.5 Earth MOID: 0.8548 AutoNEOCP
M 202.183944576 +/- 26 (J2000 ecliptic)
n 0.357784349 +/- 0.00233 Peri. 276.797770 +/- 20
a 1.965117348 +/- 0.00852 Node 259.554574 +/- 1.4
e 0.09722686 +/- 0.0125 Incl. 18.226758 +/- 0.33
P 2.75475 H 19.51 G 0.15 U 8.8
q 1.774055149 +/- 0.017 Q 2.156179547 +/- 0.0339
From 8 observations 2026 Oct. 6-10; mean residual 0".08
Residuals in arcseconds: 261006 F51 .01+ .05+ 261006 F52 .21+ .09- 261010 T14 .02- .03- 261006 F51 .02- .07- 261006 F52 .21- .09+ 261010 T14 .01+ .02+ 261006 F51 .01+ .01+ 261010 T14 .01+ .00 Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 10 15 11 23 58 38.430 +32 06 05.97 1.2213 2.1422 149.7 22.4 15.3 174 2026 10 15 12 23 58 36.105 +32 05 31.33 1.2213 2.1422 149.7 22.4 15.5 174 2026 10 15 13 23 58 33.783 +32 04 56.67 1.2214 2.1422 149.7 22.4 15.7 174 2026 10 15 14 23 58 31.464 +32 04 21.97 1.2214 2.1422 149.7 22.4 15.9 174 2026 10 15 15 23 58 29.147 +32 03 47.25 1.2214 2.1421 149.7 22.4 16.1 174 2026 10 15 16 23 58 26.833 +32 03 12.50 1.2215 2.1421 149.7 22.4 16.3 174 2026 10 15 17 23 58 24.523 +32 02 37.72 1.2215 2.1421 149.6 22.4 16.5 174 2026 10 15 18 23 58 22.215 +32 02 02.91 1.2216 2.1421 149.6 22.4 16.7 174 2026 10 15 19 23 58 19.910 +32 01 28.08 1.2216 2.1421 149.6 22.4 16.9 174 2026 10 15 20 23 58 17.607 +32 00 53.21 1.2216 2.1421 149.6 22.4 17.1 174 2026 10 15 21 23 58 15.308 +32 00 18.31 1.2217 2.1420 149.6 22.4 17.3 173 2026 10 15 22 23 58 13.011 +31 59 43.39 1.2217 2.1420 149.6 22.4 17.5 173 2026 10 15 23 23 58 10.717 +31 59 08.44 1.2218 2.1420 149.6 22.4 17.8 173 2026 10 16 00 23 58 08.427 +31 58 33.46 1.2218 2.1420 149.6 22.4 18.0 173 2026 10 16 01 23 58 06.139 +31 57 58.45 1.2218 2.1420 149.6 22.4 18.2 173 2026 10 16 02 23 58 03.853 +31 57 23.42 1.2219 2.1420 149.6 22.4 18.4 173 2026 10 16 03 23 58 01.571 +31 56 48.35 1.2219 2.1419 149.6 22.4 18.6 173 2026 10 16 04 23 57 59.292 +31 56 13.26 1.2220 2.1419 149.5 22.4 18.8 173 2026 10 16 05 23 57 57.015 +31 55 38.14 1.2220 2.1419 149.5 22.4 19.0 173 2026 10 16 06 23 57 54.742 +31 55 02.99 1.2221 2.1419 149.5 22.4 19.3 173 2026 10 16 07 23 57 52.471 +31 54 27.82 1.2221 2.1419 149.5 22.4 19.5 173 2026 10 16 08 23 57 50.203 +31 53 52.62 1.2222 2.1419 149.5 22.4 19.7 173 2026 10 16 09 23 57 47.938 +31 53 17.38 1.2222 2.1418 149.5 22.4 19.9 173 2026 10 16 10 23 57 45.676 +31 52 42.13 1.2223 2.1418 149.5 22.4 20.1 173 2026 10 16 11 23 57 43.417 +31 52 06.84 1.2223 2.1418 149.5 22.4 20.4 173 2026 10 16 12 23 57 41.161 +31 51 31.53 1.2224 2.1418 149.5 22.4 20.6 173 2026 10 16 13 23 57 38.908 +31 50 56.19 1.2224 2.1418 149.5 22.4 20.8 173 2026 10 16 14 23 57 36.658 +31 50 20.82 1.2225 2.1417 149.4 22.4 21.0 173 2026 10 16 15 23 57 34.411 +31 49 45.43 1.2225 2.1417 149.4 22.4 21.3 173 2026 10 16 16 23 57 32.166 +31 49 10.00 1.2226 2.1417 149.4 22.4 21.5 173 2026 10 16 17 23 57 29.925 +31 48 34.56 1.2226 2.1417 149.4 22.4 21.7 173 2026 10 16 18 23 57 27.686 +31 47 59.08 1.2227 2.1417 149.4 22.4 21.9 173 2026 10 16 19 23 57 25.451 +31 47 23.58 1.2227 2.1417 149.4 22.4 22.2 173 2026 10 16 20 23 57 23.218 +31 46 48.05 1.2228 2.1416 149.4 22.4 22.4 173 2026 10 16 21 23 57 20.989 +31 46 12.49 1.2228 2.1416 149.4 22.4 22.6 173 2026 10 16 22 23 57 18.762 +31 45 36.91 1.2229 2.1416 149.4 22.4 22.9 173 2026 10 16 23 23 57 16.539 +31 45 01.30 1.2229 2.1416 149.3 22.4 23.1 173 2026 10 17 00 23 57 14.318 +31 44 25.67 1.2230 2.1416 149.3 22.4 23.3 173 2026 10 17 01 23 57 12.101 +31 43 50.00 1.2230 2.1416 149.3 22.4 23.6 172 2026 10 17 02 23 57 09.886 +31 43 14.32 1.2231 2.1415 149.3 22.4 23.8 172 2026 10 17 03 23 57 07.674 +31 42 38.60 1.2231 2.1415 149.3 22.4 24.1 172 2026 10 17 04 23 57 05.466 +31 42 02.86 1.2232 2.1415 149.3 22.4 24.3 172 2026 10 17 05 23 57 03.260 +31 41 27.10 1.2232 2.1415 149.3 22.4 24.5 172 2026 10 17 06 23 57 01.058 +31 40 51.30 1.2233 2.1415 149.3 22.4 24.8 172 2026 10 17 07 23 56 58.858 +31 40 15.49 1.2233 2.1414 149.3 22.4 25.0 172 2026 10 17 08 23 56 56.662 +31 39 39.64 1.2234 2.1414 149.2 22.4 25.3 172 2026 10 17 09 23 56 54.468 +31 39 03.77 1.2235 2.1414 149.2 22.4 25.5 172 2026 10 17 10 23 56 52.278 +31 38 27.88 1.2235 2.1414 149.2 22.4 25.8 172