"Pseudo-MPEC" for P12i4dC
Created 2025 Dec 4 1:35:09 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12i4dC* C2025 11 28.52715404 06 14.923+14 14 44.21 ~BSF5 21.78wXNEOCPF51
P12i4dC C2025 11 28.53904404 06 14.739+14 14 23.79 ~BSF5 22.14wXNEOCPF51
P12i4dC C2025 11 28.55094704 06 14.560+14 14 02.57 ~BSF5 22.81wXNEOCPF51
P12i4dC C2025 11 28.56288304 06 14.386+14 13 41.56 ~BSF5 21.98wXNEOCPF51
P12i4dC 0C2025 11 30.12819004 06 07.150+13 28 53.70 ~C2J5 VNEOCP291
P12i4dC 0C2025 11 30.14917004 06 06.930+13 28 19.10 ~C2J5 VNEOCP291
P12i4dC 0C2025 11 30.17014004 06 06.580+13 27 43.10 ~C2J5 VNEOCP291
Station data:
(291) LPL/Spacewatch II (N31.961669 W111.599905) US/Arizona. Observers J.
V. Scotti, R. S. McMillan. 1.8-m f/2.7 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.
Orbital elements: P12i4dC
Perihelion 2025 Nov 30.877509 +/- 31.4 TT = 21:03:36.8 (JD 2461010.377509)
Epoch 2025 Nov 30.0 TT = JDT 2461009.5 Earth MOID: 0.3227 AutoNEOCP
M 359.640678419 +/- 12 (J2000 ecliptic)
n 0.409478932 +/- 0.0464 Peri. 191.758776 +/- 25
a 1.796035875 +/- 0.136 Node 235.346621 +/- 0.8
e 0.27158455 +/- 0.0523 Incl. 9.294507 +/- 1.2
P 2.407/879.150d H 23.46 G 0.15 U 10.7 SR
q 1.308260275 +/- 0.0517 Q 2.283811475 +/- 0.289
From 7 observations 2025 Nov. 28-30 (39.4 hr); mean residual 0".32
Residuals in arcseconds: 251128 F51 .13+ .23- 251128 F51 .16- .00 251130 291 .68- .52- 251128 F51 .06+ .25+ 251130 291 .17+ .06+ 251128 F51 .04- .02- 251130 291 .54+ .45+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 12 04 02 04 05 48.904 +11 40 57.21 .32968 1.3085 166.5 22.3 215 177 2025 12 04 03 04 05 48.806 +11 39 51.44 .32974 1.3085 166.5 22.3 219 177 2025 12 04 04 04 05 48.710 +11 38 45.73 .32980 1.3085 166.4 22.3 223 177 2025 12 04 05 04 05 48.617 +11 37 40.07 .32986 1.3085 166.4 22.3 227 177 2025 12 04 06 04 05 48.525 +11 36 34.48 .32993 1.3085 166.3 22.3 231 177 2025 12 04 07 04 05 48.434 +11 35 28.95 .32999 1.3085 166.3 22.3 235 177 2025 12 04 08 04 05 48.346 +11 34 23.47 .33005 1.3085 166.2 22.3 239 177 2025 12 04 09 04 05 48.260 +11 33 18.05 .33011 1.3085 166.2 22.3 243 177 2025 12 04 10 04 05 48.176 +11 32 12.70 .33017 1.3086 166.1 22.3 247 177 2025 12 04 11 04 05 48.094 +11 31 07.40 .33023 1.3086 166.1 22.3 251 177 2025 12 04 12 04 05 48.013 +11 30 02.16 .33030 1.3086 166.1 22.3 255 177 2025 12 04 13 04 05 47.935 +11 28 56.99 .33036 1.3086 166.0 22.3 259 177 2025 12 04 14 04 05 47.858 +11 27 51.87 .33042 1.3086 166.0 22.3 264 177 2025 12 04 15 04 05 47.784 +11 26 46.81 .33049 1.3086 165.9 22.3 268 177 2025 12 04 16 04 05 47.711 +11 25 41.82 .33055 1.3086 165.9 22.3 272 177 2025 12 04 17 04 05 47.641 +11 24 36.88 .33061 1.3086 165.8 22.3 276 177 2025 12 04 18 04 05 47.573 +11 23 32.00 .33068 1.3086 165.8 22.3 281 177 2025 12 04 19 04 05 47.506 +11 22 27.19 .33074 1.3086 165.7 22.3 285 177 2025 12 04 20 04 05 47.442 +11 21 22.44 .33080 1.3086 165.7 22.3 290 177 2025 12 04 21 04 05 47.379 +11 20 17.74 .33087 1.3086 165.6 22.3 294 177 2025 12 04 22 04 05 47.319 +11 19 13.11 .33093 1.3086 165.6 22.3 298 177 2025 12 04 23 04 05 47.260 +11 18 08.54 .33100 1.3087 165.5 22.3 303 177 2025 12 05 00 04 05 47.204 +11 17 04.03 .33106 1.3087 165.5 22.3 307 177 2025 12 05 01 04 05 47.149 +11 15 59.58 .33113 1.3087 165.5 22.3 312 177 2025 12 05 02 04 05 47.097 +11 14 55.20 .33120 1.3087 165.4 22.3 317 177 2025 12 05 03 04 05 47.047 +11 13 50.87 .33126 1.3087 165.4 22.3 321 177 2025 12 05 04 04 05 46.999 +11 12 46.61 .33133 1.3087 165.3 22.3 326 178 2025 12 05 05 04 05 46.952 +11 11 42.41 .33139 1.3087 165.3 22.3 330 178 2025 12 05 06 04 05 46.908 +11 10 38.27 .33146 1.3087 165.2 22.3 335 178 2025 12 05 07 04 05 46.866 +11 09 34.20 .33153 1.3087 165.2 22.3 340 178 2025 12 05 08 04 05 46.826 +11 08 30.19 .33160 1.3087 165.1 22.3 345 178 2025 12 05 09 04 05 46.788 +11 07 26.24 .33166 1.3087 165.1 22.3 349 178 2025 12 05 10 04 05 46.753 +11 06 22.35 .33173 1.3087 165.0 22.3 354 178 2025 12 05 11 04 05 46.719 +11 05 18.53 .33180 1.3088 165.0 22.3 359 178 2025 12 05 12 04 05 46.687 +11 04 14.76 .33187 1.3088 164.9 22.3 364 178 2025 12 05 13 04 05 46.658 +11 03 11.07 .33194 1.3088 164.9 22.3 369 178 2025 12 05 14 04 05 46.631 +11 02 07.43 .33200 1.3088 164.9 22.3 374 178 2025 12 05 15 04 05 46.605 +11 01 03.86 .33207 1.3088 164.8 22.3 379 178 2025 12 05 16 04 05 46.582 +11 00 00.35 .33214 1.3088 164.8 22.3 384 178 2025 12 05 17 04 05 46.561 +10 58 56.91 .33221 1.3088 164.7 22.4 389 178 2025 12 05 18 04 05 46.543 +10 57 53.53 .33228 1.3088 164.7 22.4 394 178 2025 12 05 19 04 05 46.526 +10 56 50.21 .33235 1.3088 164.6 22.4 399 178 2025 12 05 20 04 05 46.511 +10 55 46.96 .33242 1.3088 164.6 22.4 404 178 2025 12 05 21 04 05 46.499 +10 54 43.77 .33249 1.3088 164.5 22.4 409 178 2025 12 05 22 04 05 46.489 +10 53 40.65 .33256 1.3089 164.5 22.4 415 178 2025 12 05 23 04 05 46.481 +10 52 37.59 .33264 1.3089 164.4 22.4 420 178 2025 12 06 00 04 05 46.475 +10 51 34.59 .33271 1.3089 164.4 22.4 425 178 2025 12 06 01 04 05 46.471 +10 50 31.66 .33278 1.3089 164.3 22.4 430 178