"Pseudo-MPEC" for P12i4bp
Created 2025 Dec 9 14:35:06 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12i4bp* C2025 11 28.52056504 40 55.617+07 57 41.68 ~BSEo 22.27wXNEOCPF51
P12i4bp C2025 11 28.53245904 40 54.563+07 57 35.52 ~BSEo 22.04wXNEOCPF51
P12i4bp C2025 11 28.54435404 40 53.508+07 57 29.40 ~BSEo 22.04wXNEOCPF51
P12i4bp C2025 11 28.55627304 40 52.456+07 57 23.34 ~BSEo 21.92wXNEOCPF51
P12i4bp C2025 11 28.62026604 40 46.835+07 56 50.54 ~BSIo 22.06GVNEOCPF51
P12i4bp C2025 11 28.62091204 40 46.773+07 56 50.17 ~BSIo 22.79GVNEOCPF51
P12i4bp KC2025 12 01.28060804 36 55.084+07 34 42.74 ~C17Z 21.59GVNEOCPV06
P12i4bp KC2025 12 01.28775504 36 54.425+07 34 39.25 ~C17Z 21.44GVNEOCPV06
P12i4bp KC2025 12 01.29490504 36 53.770+07 34 35.51 ~C17Z 21.61GVNEOCPV06
P12i4bp KC2025 12 01.30205504 36 53.118+07 34 32.16 ~C17Z 21.62GVNEOCPV06
P12i4bp |C2025 12 09.11670004 24 55.870+06 35 25.40 ~C93o 21.6 GVNEOCP807
P12i4bp |C2025 12 09.12580004 24 54.990+06 35 21.80 ~C93o 21.9 GVNEOCP807
P12i4bp |C2025 12 09.13490004 24 54.100+06 35 17.80 ~C93o 21.7 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: P12i4bp
Perihelion 2026 May 21.179411 +/- 0.165 TT = 4:18:21.1 (JD 2461181.679411)
Epoch 2025 Dec 9.0 TT = JDT 2461018.5 Earth MOID: 0.0550 AutoNEOCP
M 301.423462291 +/- 0.08 (J2000 ecliptic)
n 0.358970150 +/- 0.000493 Peri. 359.291654 +/- 0.011
a 1.960787327 +/- 0.00179 Node 185.458562 +/- 0.07
e 0.46314011 +/- 0.000973 Incl. 7.886088 +/- 0.012
P 2.74565 H 20.17 G 0.15 U 7.6
q 1.052668050 +/- 0.000975 Q 2.868906604 +/- 0.00452
From 13 observations 2025 Nov. 28-Dec. 9; mean residual 0".07
Residuals in arcseconds: 251128 F51 .04+ .06+ 251128 F51 .10- .02- 251209 807 .03+ .02- 251128 F51 .04+ .02- 251201 V06 .05- .08+ 251209 807 .05+ .13+ 251128 F51 .01+ .05- 251201 V06 .05- .09+ 251209 807 .08- .11- 251128 F51 .03+ .01- 251201 V06 .01+ .15- 251128 F51 .02- .02+ 251201 V06 .11+ .00 Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 12 09 15 04 24 08.205 +06 31 50.84 .91961 1.8782 160.9 22.0 .103 169 2025 12 09 16 04 24 04.311 +06 31 33.86 .91947 1.8779 160.9 22.0 .108 170 2025 12 09 17 04 24 00.417 +06 31 16.90 .91933 1.8777 160.8 22.0 .113 170 2025 12 09 18 04 23 56.523 +06 30 59.95 .91920 1.8774 160.8 22.0 .118 171 2025 12 09 19 04 23 52.629 +06 30 43.04 .91906 1.8772 160.8 22.0 .123 171 2025 12 09 20 04 23 48.735 +06 30 26.14 .91892 1.8769 160.7 22.0 .128 172 2025 12 09 21 04 23 44.841 +06 30 09.26 .91879 1.8767 160.7 22.0 .134 172 2025 12 09 22 04 23 40.948 +06 29 52.41 .91865 1.8764 160.6 22.0 .139 173 2025 12 09 23 04 23 37.054 +06 29 35.58 .91852 1.8762 160.6 22.0 .144 173 2025 12 10 00 04 23 33.160 +06 29 18.77 .91839 1.8759 160.6 22.0 .150 174 2025 12 10 01 04 23 29.267 +06 29 01.98 .91825 1.8757 160.5 22.0 .155 174 2025 12 10 02 04 23 25.373 +06 28 45.21 .91812 1.8754 160.5 22.0 .161 174 2025 12 10 03 04 23 21.480 +06 28 28.47 .91799 1.8752 160.4 22.0 .166 175 2025 12 10 04 04 23 17.586 +06 28 11.75 .91785 1.8750 160.4 22.0 .172 175 2025 12 10 05 04 23 13.693 +06 27 55.05 .91772 1.8747 160.4 22.0 .178 175 2025 12 10 06 04 23 09.800 +06 27 38.37 .91759 1.8745 160.3 22.0 .183 176 2025 12 10 07 04 23 05.907 +06 27 21.71 .91746 1.8742 160.3 22.0 .189 176 2025 12 10 08 04 23 02.014 +06 27 05.08 .91733 1.8740 160.2 22.0 .195 176 2025 12 10 09 04 22 58.122 +06 26 48.47 .91720 1.8737 160.2 22.0 .201 177 2025 12 10 10 04 22 54.229 +06 26 31.88 .91707 1.8735 160.2 22.0 .207 177 2025 12 10 11 04 22 50.337 +06 26 15.32 .91694 1.8732 160.1 22.0 .212 177 2025 12 10 12 04 22 46.445 +06 25 58.77 .91681 1.8730 160.1 22.0 .218 177 2025 12 10 13 04 22 42.553 +06 25 42.25 .91668 1.8727 160.0 22.0 .224 178 2025 12 10 14 04 22 38.662 +06 25 25.75 .91655 1.8725 160.0 22.0 .231 178 2025 12 10 15 04 22 34.770 +06 25 09.28 .91643 1.8722 160.0 22.0 .237 178 2025 12 10 16 04 22 30.879 +06 24 52.82 .91630 1.8720 159.9 22.0 .243 178 2025 12 10 17 04 22 26.988 +06 24 36.39 .91617 1.8717 159.9 22.0 .249 179 2025 12 10 18 04 22 23.097 +06 24 19.99 .91605 1.8715 159.8 22.0 .255 179 2025 12 10 19 04 22 19.207 +06 24 03.60 .91592 1.8713 159.8 22.0 .262 179 2025 12 10 20 04 22 15.317 +06 23 47.24 .91579 1.8710 159.8 22.0 .268 179 2025 12 10 21 04 22 11.427 +06 23 30.90 .91567 1.8708 159.7 22.0 .274 179 2025 12 10 22 04 22 07.537 +06 23 14.58 .91554 1.8705 159.7 22.0 .281 0 2025 12 10 23 04 22 03.648 +06 22 58.29 .91542 1.8703 159.6 22.0 .287 0 2025 12 11 00 04 21 59.759 +06 22 42.02 .91530 1.8700 159.6 22.0 .294 0 2025 12 11 01 04 21 55.870 +06 22 25.77 .91517 1.8698 159.5 22.0 .300 0 2025 12 11 02 04 21 51.982 +06 22 09.55 .91505 1.8695 159.5 22.0 .307 0 2025 12 11 03 04 21 48.094 +06 21 53.35 .91493 1.8693 159.5 22.0 .314 1 2025 12 11 04 04 21 44.207 +06 21 37.17 .91481 1.8690 159.4 22.0 .320 1 2025 12 11 05 04 21 40.319 +06 21 21.01 .91468 1.8688 159.4 22.0 .327 1 2025 12 11 06 04 21 36.432 +06 21 04.88 .91456 1.8685 159.3 22.0 .334 1 2025 12 11 07 04 21 32.546 +06 20 48.77 .91444 1.8683 159.3 22.0 .341 1 2025 12 11 08 04 21 28.660 +06 20 32.69 .91432 1.8680 159.3 22.0 .348 1 2025 12 11 09 04 21 24.774 +06 20 16.63 .91420 1.8678 159.2 22.0 .355 2 2025 12 11 10 04 21 20.889 +06 20 00.59 .91408 1.8675 159.2 22.0 .362 2 2025 12 11 11 04 21 17.004 +06 19 44.58 .91396 1.8673 159.1 22.0 .369 2 2025 12 11 12 04 21 13.120 +06 19 28.58 .91384 1.8670 159.1 22.0 .376 2 2025 12 11 13 04 21 09.236 +06 19 12.62 .91373 1.8668 159.0 22.0 .383 2 2025 12 11 14 04 21 05.352 +06 18 56.67 .91361 1.8665 159.0 22.0 .390 2