"Pseudo-MPEC" for P12r4jM
Created 2026 Oct 7 1:35:17 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12r4jM 0C2026 10 03.41998000 15 17.688-15 12 29.05 ~A71Z 20.78GVNEOCPF52
P12r4jM 0C2026 10 03.43147100 15 09.807-15 13 05.65 ~A71Z 20.60GVNEOCPF52
P12r4jM*0C2026 10 06.34506723 35 28.851-18 13 52.17 ~A6CK 20.09wXNEOCPF51
P12r4jM 0C2026 10 06.35760223 35 14.673-18 14 46.24 ~A6CK 20.04wXNEOCPF51
P12r4jM 0C2026 10 06.36991223 35 00.703-18 15 39.14 ~A6CK 20.15wXNEOCPF51
P12r4jM 0C2026 10 06.38223823 34 46.681-18 16 31.61 ~A6CK 20.15wXNEOCPF51
P12r4jM 0C2026 10 06.53497623 31 52.505-18 27 01.02 ~A6N5 19.99GVNEOCPF52
P12r4jM 0C2026 10 06.53578223 31 51.581-18 27 04.30 ~A6N5 20.04GVNEOCPF52
P12r4jM KB2026 10 06.81741 23 26 49.20 -18 48 49.7 ~A6No 20.1 GXNEOCPM45
P12r4jM KB2026 10 06.82787 23 26 36.53 -18 49 35.8 ~A6No 19.9 GXNEOCPM45
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.
(M45) Starhopper Observatory, Sfantu Gheorghe (N45.865494 E25.768890)
Romania. Observer F. Ursache. 0.41-m f/7.5 reflector + CMO.
Orbital elements: P12r4jM
Perihelion 2026 Dec 22.702981 +/- 0.0433 TT = 16:52:17.5 (JD 2461397.202981)
Epoch 2026 Oct 6.0 TT = JDT 2461319.5 Earth MOID: 0.0002 Ve: 0.0075
M 285.583129086 +/- 0.06 Ma: 0.0778 AutoNEOCP
n 0.957709342 +/- 0.000354 Peri. 106.629992 +/- 0.010
a 1.019327090 +/- 0.000251 Node 18.445302 +/- 0.0037
e 0.34286793 +/- 0.000565 Incl. 5.439450 +/- 0.010
P 1.029/375.890d H 25.53 G 0.15 U 7.4
q 0.669832514 +/- 0.000417 Q 1.368821665 +/- 0.000906 (J2000 ecliptic)
From 10 observations 2026 Oct. 3-6; mean residual 0".26
Residuals in arcseconds: 261003 F52 .11- .13+ 261006 F51 .19- .29- 261006 M45 .16- .54- 261003 F52 .10+ .09- 261006 F51 .42- .17- 261006 M45 .41- .20+ 261006 F51 .23+ .19- 261006 F52 .27+ .36+ 261006 F51 .06+ .20- 261006 F52 .12+ .32+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 10 07 02 23 21 32.802 -19 05 35.15 .04476 1.0376 147.4 20.2 .377 47 2026 10 07 03 23 20 42.199 -19 08 41.18 .04459 1.0374 147.2 20.2 .394 48 2026 10 07 04 23 19 51.195 -19 11 47.61 .04443 1.0371 146.9 20.2 .411 49 2026 10 07 05 23 18 59.787 -19 14 54.43 .04427 1.0369 146.7 20.2 .429 50 2026 10 07 06 23 18 07.972 -19 18 01.63 .04410 1.0366 146.5 20.2 .447 51 2026 10 07 07 23 17 15.745 -19 21 09.20 .04394 1.0364 146.3 20.2 .466 52 2026 10 07 08 23 16 23.105 -19 24 17.11 .04378 1.0362 146.1 20.2 .486 53 2026 10 07 09 23 15 30.047 -19 27 25.36 .04362 1.0359 145.8 20.2 .506 54 2026 10 07 10 23 14 36.568 -19 30 33.93 .04346 1.0357 145.6 20.2 .527 55 2026 10 07 11 23 13 42.665 -19 33 42.80 .04330 1.0354 145.4 20.2 .549 55 2026 10 07 12 23 12 48.335 -19 36 51.96 .04314 1.0352 145.2 20.2 .571 56 2026 10 07 13 23 11 53.574 -19 40 01.38 .04298 1.0350 144.9 20.2 .594 57 2026 10 07 14 23 10 58.378 -19 43 11.07 .04282 1.0347 144.7 20.2 .618 58 2026 10 07 15 23 10 02.745 -19 46 20.98 .04266 1.0345 144.5 20.2 .642 58 2026 10 07 16 23 09 06.671 -19 49 31.12 .04251 1.0342 144.2 20.2 .668 59 2026 10 07 17 23 08 10.153 -19 52 41.45 .04235 1.0340 144.0 20.2 .693 60 2026 10 07 18 23 07 13.187 -19 55 51.95 .04219 1.0338 143.8 20.2 .720 60 2026 10 07 19 23 06 15.770 -19 59 02.62 .04204 1.0335 143.5 20.2 .748 61 2026 10 07 20 23 05 17.899 -20 02 13.42 .04189 1.0333 143.3 20.2 .776 61 2026 10 07 21 23 04 19.571 -20 05 24.33 .04173 1.0330 143.0 20.2 .805 62 2026 10 07 22 23 03 20.782 -20 08 35.34 .04158 1.0328 142.8 20.2 .834 62 2026 10 07 23 23 02 21.528 -20 11 46.42 .04143 1.0326 142.5 20.2 .865 63 2026 10 08 00 23 01 21.808 -20 14 57.55 .04128 1.0323 142.3 20.2 .896 63 2026 10 08 01 23 00 21.616 -20 18 08.70 .04113 1.0321 142.0 20.2 .928 64 2026 10 08 02 22 59 20.951 -20 21 19.85 .04098 1.0318 141.8 20.2 .961 64 2026 10 08 03 22 58 19.809 -20 24 30.97 .04083 1.0316 141.5 20.2 0.99 65 2026 10 08 04 22 57 18.187 -20 27 42.04 .04068 1.0314 141.3 20.2 1.03 65 2026 10 08 05 22 56 16.081 -20 30 53.03 .04053 1.0311 141.0 20.2 1.06 65 2026 10 08 06 22 55 13.489 -20 34 03.91 .04039 1.0309 140.7 20.1 1.10 66 2026 10 08 07 22 54 10.407 -20 37 14.65 .04024 1.0306 140.5 20.1 1.14 66 2026 10 08 08 22 53 06.833 -20 40 25.24 .04010 1.0304 140.2 20.1 1.18 67 2026 10 08 09 22 52 02.763 -20 43 35.63 .03995 1.0302 140.0 20.1 1.21 67 2026 10 08 10 22 50 58.194 -20 46 45.80 .03981 1.0299 139.7 20.1 1.25 67 2026 10 08 11 22 49 53.123 -20 49 55.71 .03967 1.0297 139.4 20.1 1.29 68 2026 10 08 12 22 48 47.549 -20 53 05.34 .03953 1.0294 139.1 20.1 1.34 68 2026 10 08 13 22 47 41.466 -20 56 14.65 .03939 1.0292 138.9 20.1 1.38 68 2026 10 08 14 22 46 34.874 -20 59 23.61 .03925 1.0290 138.6 20.1 1.42 69 2026 10 08 15 22 45 27.768 -21 02 32.18 .03911 1.0287 138.3 20.1 1.47 69 2026 10 08 16 22 44 20.147 -21 05 40.34 .03897 1.0285 138.0 20.1 1.51 69 2026 10 08 17 22 43 12.008 -21 08 48.04 .03883 1.0282 137.7 20.1 1.56 70 2026 10 08 18 22 42 03.347 -21 11 55.25 .03870 1.0280 137.5 20.1 1.60 70 2026 10 08 19 22 40 54.164 -21 15 01.93 .03856 1.0278 137.2 20.1 1.65 70 2026 10 08 20 22 39 44.454 -21 18 08.04 .03843 1.0275 136.9 20.1 1.70 71 2026 10 08 21 22 38 34.216 -21 21 13.55 .03829 1.0273 136.6 20.1 1.75 71 2026 10 08 22 22 37 23.447 -21 24 18.41 .03816 1.0270 136.3 20.1 1.80 71 2026 10 08 23 22 36 12.145 -21 27 22.59 .03803 1.0268 136.0 20.1 1.85 71 2026 10 09 00 22 35 00.308 -21 30 26.05 .03790 1.0265 135.7 20.1 1.91 72 2026 10 09 01 22 33 47.934 -21 33 28.74 .03777 1.0263 135.4 20.1 1.96 72