"Pseudo-MPEC" for P12pBc1
Created 2026 Sep 12 0:35:12 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12pBc1*0C2026 09 04.25886819 48 10.126-24 11 28.91 ~9AFK 21.45wXNEOCPF51
P12pBc1 0C2026 09 04.26472819 48 10.744-24 11 38.39 ~9AFK 21.66wXNEOCPF51
P12pBc1 0C2026 09 04.27060919 48 11.361-24 11 48.03 ~9AFK 21.19wXNEOCPF51
P12pBc1 0C2026 09 04.27665919 48 12.000-24 11 58.27 ~9AFK 21.69wXNEOCPF51
P12pBc1 0C2026 09 04.32948419 48 17.617-24 13 25.69 ~9AFK 21.36GVNEOCPF51
P12pBc1 0C2026 09 04.33013419 48 17.691-24 13 26.92 ~9AFK 21.44GVNEOCPF51
P12pBc1 1C2026 09 05.15938419 49 53.062-24 36 05.15 ~9AFK 21.26GVNEOCPV06
P12pBc1 1C2026 09 05.16281019 49 53.429-24 36 10.66 ~9AFK 21.16GVNEOCPV06
P12pBc1 1C2026 09 05.16623619 49 53.818-24 36 16.09 ~9AFK 21.25GVNEOCPV06
P12pBc1 1C2026 09 05.16847019 49 54.048-24 36 19.87 ~9AFK 21.26GVNEOCPV06
P12pBc1 |C2026 09 11.97979020 04 03.500-27 21 28.00 ~9C0Z 21.5 GVNEOCP807
P12pBc1 |C2026 09 11.98597020 04 04.280-27 21 36.00 ~9C0Z 22.0 GVNEOCP807
P12pBc1 |C2026 09 11.99216020 04 05.060-27 21 44.70 ~9C0Z 22.3 GVNEOCP807
Station data:
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + 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.
(V06) Catalina Sky Survey-Kuiper (N32.416871 W110.732550) US/Arizona.
Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A.
R. Gibbs, A. D. Grauer, H. Gröller, J. K. Hogan, R. A. Kowalski, S. M.
Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
Wierzchoś. 1.55-m reflector + CCD.
Orbital elements: P12pBc1
Perihelion 2026 Aug 30.947181 +/- 0.12 TT = 22:43:56.4 (JD 2461283.447181)
Epoch 2026 Sep 11.0 TT = JDT 2461294.5 Earth MOID: 0.4027 Ma: 0.0349
M 2.320251815 +/- 0.038 (J2000 ecliptic) AutoNEOCP
n 0.209923985 +/- 0.00245 Peri. 180.808388 +/- 0.08
a 2.803892382 +/- 0.0218 Node 142.110945 +/- 0.035
e 0.49514828 +/- 0.00339 Incl. 16.594419 +/- 0.047
P 4.69507 H 20.92 G 0.15 U 8.7
q 1.415549886 +/- 0.00154 Q 4.192234879 +/- 0.0422
From 13 observations 2026 Sept. 4-11; mean residual 0".13
Residuals in arcseconds: 260904 F51 .12+ .25- 260904 F51 .04+ .09- 260911 807 .09+ .13+ 260904 F51 .04+ .04+ 260905 V06 .03+ .05- 260911 807 .00 .23+ 260904 F51 .07- .20+ 260905 V06 .07- .01- 260911 807 .10- .36- 260904 F51 .12- .03+ 260905 V06 .13+ .11+ 260904 F51 .02- .07+ 260905 V06 .07- .06- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 12 01 20 04 11.240 -27 22 49.58 .55778 1.4209 128.2 21.8 .029 11 2026 09 12 02 20 04 16.791 -27 23 43.31 .55800 1.4209 128.2 21.8 .039 20 2026 09 12 03 20 04 22.346 -27 24 36.97 .55822 1.4210 128.2 21.8 .050 25 2026 09 12 04 20 04 27.905 -27 25 30.54 .55844 1.4210 128.1 21.8 .061 29 2026 09 12 05 20 04 33.468 -27 26 24.02 .55866 1.4210 128.1 21.8 .072 31 2026 09 12 06 20 04 39.035 -27 27 17.42 .55888 1.4211 128.1 21.8 .084 33 2026 09 12 07 20 04 44.606 -27 28 10.73 .55910 1.4211 128.1 21.8 .095 34 2026 09 12 08 20 04 50.181 -27 29 03.96 .55932 1.4211 128.0 21.8 .107 35 2026 09 12 09 20 04 55.760 -27 29 57.11 .55954 1.4212 128.0 21.8 .119 36 2026 09 12 10 20 05 01.343 -27 30 50.17 .55976 1.4212 128.0 21.8 .131 37 2026 09 12 11 20 05 06.930 -27 31 43.14 .55998 1.4213 128.0 21.8 .144 37 2026 09 12 12 20 05 12.521 -27 32 36.03 .56020 1.4213 127.9 21.8 .156 38 2026 09 12 13 20 05 18.116 -27 33 28.84 .56043 1.4213 127.9 21.8 .169 38 2026 09 12 14 20 05 23.714 -27 34 21.56 .56065 1.4214 127.9 21.8 .181 39 2026 09 12 15 20 05 29.317 -27 35 14.20 .56087 1.4214 127.9 21.8 .194 39 2026 09 12 16 20 05 34.924 -27 36 06.75 .56109 1.4214 127.8 21.8 .207 39 2026 09 12 17 20 05 40.534 -27 36 59.22 .56131 1.4215 127.8 21.8 .220 39 2026 09 12 18 20 05 46.149 -27 37 51.60 .56154 1.4215 127.8 21.8 .233 40 2026 09 12 19 20 05 51.767 -27 38 43.89 .56176 1.4216 127.8 21.8 .246 40 2026 09 12 20 20 05 57.390 -27 39 36.11 .56198 1.4216 127.7 21.8 .260 40 2026 09 12 21 20 06 03.016 -27 40 28.23 .56221 1.4216 127.7 21.8 .273 40 2026 09 12 22 20 06 08.646 -27 41 20.28 .56243 1.4217 127.7 21.8 .287 40 2026 09 12 23 20 06 14.280 -27 42 12.23 .56265 1.4217 127.7 21.8 .300 40 2026 09 13 00 20 06 19.918 -27 43 04.11 .56288 1.4218 127.6 21.9 .314 41 2026 09 13 01 20 06 25.560 -27 43 55.90 .56310 1.4218 127.6 21.9 .328 41 2026 09 13 02 20 06 31.205 -27 44 47.60 .56333 1.4218 127.6 21.9 .342 41 2026 09 13 03 20 06 36.855 -27 45 39.22 .56355 1.4219 127.6 21.9 .356 41 2026 09 13 04 20 06 42.508 -27 46 30.75 .56378 1.4219 127.5 21.9 .370 41 2026 09 13 05 20 06 48.166 -27 47 22.20 .56400 1.4220 127.5 21.9 .385 41 2026 09 13 06 20 06 53.827 -27 48 13.56 .56423 1.4220 127.5 21.9 .399 41 2026 09 13 07 20 06 59.492 -27 49 04.84 .56445 1.4220 127.5 21.9 .414 41 2026 09 13 08 20 07 05.161 -27 49 56.03 .56468 1.4221 127.4 21.9 .428 41 2026 09 13 09 20 07 10.833 -27 50 47.14 .56490 1.4221 127.4 21.9 .443 41 2026 09 13 10 20 07 16.510 -27 51 38.17 .56513 1.4222 127.4 21.9 .458 41 2026 09 13 11 20 07 22.190 -27 52 29.11 .56536 1.4222 127.4 21.9 .473 41 2026 09 13 12 20 07 27.874 -27 53 19.96 .56558 1.4222 127.3 21.9 .488 42 2026 09 13 13 20 07 33.562 -27 54 10.73 .56581 1.4223 127.3 21.9 .503 42 2026 09 13 14 20 07 39.254 -27 55 01.41 .56604 1.4223 127.3 21.9 .519 42 2026 09 13 15 20 07 44.950 -27 55 52.01 .56626 1.4224 127.3 21.9 .534 42 2026 09 13 16 20 07 50.649 -27 56 42.53 .56649 1.4224 127.2 21.9 .550 42 2026 09 13 17 20 07 56.352 -27 57 32.95 .56672 1.4224 127.2 21.9 .565 42 2026 09 13 18 20 08 02.059 -27 58 23.30 .56695 1.4225 127.2 21.9 .581 42 2026 09 13 19 20 08 07.770 -27 59 13.56 .56717 1.4225 127.2 21.9 .597 42 2026 09 13 20 20 08 13.484 -28 00 03.73 .56740 1.4226 127.1 21.9 .613 42 2026 09 13 21 20 08 19.203 -28 00 53.82 .56763 1.4226 127.1 21.9 .629 42 2026 09 13 22 20 08 24.925 -28 01 43.82 .56786 1.4227 127.1 21.9 .645 42 2026 09 13 23 20 08 30.651 -28 02 33.74 .56809 1.4227 127.1 21.9 .662 42 2026 09 14 00 20 08 36.380 -28 03 23.58 .56832 1.4227 127.1 21.9 .678 42