"Pseudo-MPEC" for A11vZ28
Created 2025 Dec 4 1:35:02 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
A11vZ28 1C2025 10 26.51508609 02 18.571+28 28 26.11 ~BT3K 20.39GVNEOCPG96
A11vZ28 1C2025 10 26.51931809 02 19.201+28 28 39.22 ~BT3K 20.25GVNEOCPG96
A11vZ28 1C2025 10 26.52353809 02 19.756+28 28 51.31 ~BT3K 20.11GVNEOCPG96
A11vZ28 1C2025 10 26.52777209 02 20.180+28 29 02.36 ~BT3Kx20.35GVNEOCPG96
A11vZ28 C2025 11 08.58163809 40 30.993+41 40 54.34 ~C1Fo 20.89GVNEOCPF51
A11vZ28 C2025 11 08.59400009 40 33.779+41 41 48.84 ~C1Fo 20.80GVNEOCPF51
A11vZ28 C2025 11 08.60635309 40 36.558+41 42 42.11 ~C1Fo 20.92GVNEOCPF51
A11vZ28 C2025 11 08.61882709 40 39.384+41 43 37.00 ~C1Fo 21.27GVNEOCPF51
A11vZ28 1C2025 11 14.47668810 07 07.237+49 17 07.01 ~BTGZ 19.26GVNEOCP703
A11vZ28 1C2025 11 14.48132610 07 08.760+49 17 35.16 ~BTGZx18.65GVNEOCP703
A11vZ28 0C2025 11 27.47150712 06 33.161+66 45 32.49 ~BT1K 19.27gUNEOCPI41
A11vZ28 0C2025 11 27.47392812 06 35.300+66 45 42.56 ~BT1K 19.22gUNEOCPI41
A11vZ28 0C2025 11 28.43366612 21 40.641+67 47 07.31 ~BT1K 19.09gUNEOCPI41
A11vZ28 0C2025 11 28.47273012 22 18.860+67 49 32.81 ~BT1K 18.74rUNEOCPI41
A11vZ28*0C2025 11 28.61032112 24 35.006+67 57 56.48 ~BT0o 19.16oVNEOCPT08
A11vZ28 0C2025 11 28.61625812 24 41.071+67 58 19.45 ~BT0ox18.90oVNEOCPT08
A11vZ28 0C2025 11 28.61991712 24 44.455+67 58 32.52 ~BT0o 18.90oVNEOCPT08
A11vZ28 0C2025 11 28.63604612 25 00.334+67 59 31.60 ~BT0o 18.60oVNEOCPT08
A11vZ28 KB2025 11 29.04171512 31 50.85 +68 23 19.6 ~BTGZ 19.1 GXNEOCP595
A11vZ28 KB2025 11 29.04426312 31 53.48 +68 23 29.0 ~BTGZ 19.0 GXNEOCP595
A11vZ28 KB2025 11 29.04699312 31 56.34 +68 23 38.2 ~BTGZ 18.9 GXNEOCP595
A11vZ28 KB2025 11 29.75531612 44 21.990+69 02 47.80 ~BTIK 19.28GXNEOCP126
A11vZ28 KB2025 11 29.75784912 44 24.776+69 02 55.19 ~BTIK 19.29GXNEOCP126
A11vZ28 KC2025 11 29.91589712 47 18.20 +69 11 13.8 ~BTN5 17.1 GVNEOCP104
A11vZ28 KC2025 11 29.92749112 47 30.85 +69 11 50.0 ~BTN5 18.4 GVNEOCP104
A11vZ28 KB2025 11 30.45652812 57 21.634+69 38 25.26 ~BUNo 19.3 GWNEOCPV21
A11vZ28 KB2025 11 30.46201412 57 27.792+69 38 41.32 ~BUNo 18.9 GWNEOCPV21
A11vZ28 0C2025 12 01.54676 13 18 40.26 +70 26 18.1 ~C30K VNEOCPU94
A11vZ28 0C2025 12 01.55173 13 18 46.22 +70 26 30.4 ~C30K 17.8 GVNEOCPU94
A11vZ28 KC2025 12 01.73391 13 22 25.84 +70 33 25.1 ~C1KZ 19.6 rZNEOCPL27
A11vZ28 KC2025 12 01.74888 13 22 44.04 +70 33 58.2 ~C1KZ 19.3 rZNEOCPL27
A11vZ28 KC2025 12 01.76520 13 23 04.44 +70 34 34.9 ~C1KZ 19.5 rZNEOCPL27
A11vZ28 KC2025 12 01.78113 13 23 24.13 +70 35 09.3 ~C1KZx19.8 rZNEOCPL27
A11vZ28 KC2025 12 01.79519 13 23 41.14 +70 35 41.3 ~C1KZ 19.5 rZNEOCPL27
A11vZ28 KB2025 12 02.20762313 32 12.660+70 50 38.40 ~C27Z 19.7 VZNEOCPK74
A11vZ28 KB2025 12 02.21314813 32 19.529+70 50 49.63 ~C27Z 19.7 VZNEOCPK74
A11vZ28 KB2025 12 02.21842413 32 26.042+70 51 00.32 ~C27Z 19.6 VZNEOCPK74
A11vZ28 KB2025 12 02.22344713 32 32.398+70 51 10.84 ~C27Z 19.6 VZNEOCPK74
A11vZ28 KB2025 12 02.22847113 32 38.609+70 51 21.42 ~C27Z 19.4 VZNEOCPK74
Station data:
(104) San Marcello Pistoiese (N44.064178 E10.803750) Italy. Observers P.
Bacci, M. Maestripieri. Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m
reflector + CCD.
(126) Monte Viseggi (N44.132565 E9.790150) Italy.
Observers L. Sannino, A. Mancuso, S. Mercanti, D. Agnetti. Measurers L.
Sannino, A. Mancuso. 0.41-m f/5.3 reflector + CCD.
(595) Farra d'Isonzo (N45.915731 E13.525780) Italy. Observers S. Aschi, E.
Pettarin, G. Panterotto. Measurers S. Aschi, E. Pettarin. 0.40-m f/5.15
reflector + CCD.
(703) Catalina Sky Survey (N32.417029 W110.732640) US/Arizona. Observer E.
J. Christensen. 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. 0.68 m Schmidt + 10K 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.
(G96) Mt. Lemmon Survey (N32.442729 W110.788720) US/Arizona. Observer E.
J. Christensen. 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. 1.5-m reflector + 10K CCD.
(I41) Palomar Mountain--ZTF (N33.357336 W116.859780) US/California.
Observers B. T. Bolin, Z. T. F. Collaboration. Measurers B. T. Bolin,
Z.-Y. Lin, F. J. Masci. 1.2-m f/2.4 Schmidt.
(K74) Muensterschwarzach Observatory, Schwarzach (N49.805276 E10.236400)
Germany. Observer C. Gerhard. 0.30-m f/3.75 Newtonian reflector + CCD.
(L27) 29PREMOTE Observatory, Dauban (N43.999832 E5.647040) France.
Observer J.-F. Soulier. 0.20-m f/4 Newtonian reflector + CCD.
(T08) ATLAS-MLO, Mauna Loa (N19.536150 W155.576050) US/Hawaii. Observers
L. Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L. Denneau, N.
Erasmus, A. Fitzsimmons, J. Robinson, R. Siverd, J. Tonry, H. Weiland.
0.5-m f/2.0 Schmidt + CCD.
(U94) iTelescope Observatory, Beryl Junction (N37.737780 W113.697500)
US/Utah. Observer H. Sato. 0.51-m f/6.8 astrograph + f/4.5 focal reducer
+ CCD.
(V21) Cewanee Observatory at DSNM (N31.946619 W108.897690) US/New Mexico.
Observer D. T. Durig. 0.4-m f/8 Ritchey-Chrétien + 4656x3520 CCD.
Orbital elements: A11vZ28
Perihelion 2025 Dec 7.841025 +/- 0.00682 TT = 20:11:04.5 (JD 2461017.341025)
Epoch 2025 Dec 2.0 TT = JDT 2461011.5 Earth MOID: 0.6169 Ma: 0.0623
M 359.958081287 +/- 0.0008 Sa: 0.2340 AutoNEOCP
n 0.007176602 +/- 0.000135 Peri. 41.036600 +/- 0.0023
a 26.61890068 +/- 0.335 Node 90.841088 +/- 0.0040
e 0.94540718 +/- 0.000682 Incl. 94.707937 +/- 0.0027
P 137.33625 H 17.14 G 0.15 U 6.8
q 1.453200738 +/- 8.41e-5 Q 51.78460063 +/- 0.67 (J2000 ecliptic)
35 of 39 observations 2025 Oct. 26-Dec. 2; mean residual 0".36
Residuals in arcseconds: 251026 G96 .49- .10- 251128 I41 .22- .14+ 251130 V21 .06+ .07+ 251026 G96 .25+ .44+ 251128 T08 .43+ .31- 251201 U94 .07- .47- 251026 G96 .01+ .01- 251128 T08( 1.5+ .92+) 251201 U94 .17- .12- 251026 G96( 2.0- 1.5-) 251128 T08 .24+ .60+ 251201 L27 .13+ .56+ 251108 F51 .08+ .08- 251128 T08 .15- .74+ 251201 L27 .80- .10- 251108 F51 .01+ .38+ 251129 595 .24+ .25+ 251201 L27 .85+ .13- 251108 F51 .10- .36- 251129 595 .30+ .73+ 251201 L27( 1.2+ 1.5-) 251108 F51 .01+ .01+ 251129 595 .60+ .37+ 251201 L27 .34- 1.0- 251114 703 .41+ .45- 251129 126 .43- .48+ 251202 K74 .15- .13+ 251114 703( .88+ 4.9+) 251129 126 .30- .15- 251202 K74 .16- .07- 251127 I41 .34- .09- 251129 104 .49+ .33- 251202 K74 .40- .28- 251127 I41 .61- .22+ 251129 104 .14- .53- 251202 K74 .14+ .11- 251128 I41 .09- .05- 251130 V21 .32+ .06+ 251202 K74 .05- .13+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 12 04 02 14 12 30.694 +71 39 05.61 .95180 1.4541 97.3 19.5 .139 32 2025 12 04 03 14 13 25.696 +71 39 48.78 .95204 1.4541 97.2 19.5 .141 32 2025 12 04 04 14 14 20.730 +71 40 31.00 .95228 1.4541 97.2 19.5 .143 33 2025 12 04 05 14 15 15.794 +71 41 12.28 .95251 1.4541 97.2 19.5 .144 33 2025 12 04 06 14 16 10.887 +71 41 52.61 .95276 1.4541 97.2 19.5 .146 33 2025 12 04 07 14 17 06.007 +71 42 32.00 .95300 1.4540 97.2 19.5 .148 34 2025 12 04 08 14 18 01.153 +71 43 10.45 .95324 1.4540 97.2 19.5 .149 34 2025 12 04 09 14 18 56.324 +71 43 47.96 .95349 1.4540 97.1 19.5 .151 34 2025 12 04 10 14 19 51.516 +71 44 24.52 .95373 1.4540 97.1 19.5 .153 34 2025 12 04 11 14 20 46.730 +71 45 00.14 .95398 1.4540 97.1 19.5 .154 35 2025 12 04 12 14 21 41.963 +71 45 34.81 .95423 1.4539 97.1 19.5 .156 35 2025 12 04 13 14 22 37.213 +71 46 08.54 .95448 1.4539 97.1 19.5 .158 35 2025 12 04 14 14 23 32.480 +71 46 41.34 .95473 1.4539 97.0 19.5 .159 36 2025 12 04 15 14 24 27.761 +71 47 13.19 .95499 1.4539 97.0 19.5 .161 36 2025 12 04 16 14 25 23.055 +71 47 44.09 .95524 1.4539 97.0 19.5 .163 36 2025 12 04 17 14 26 18.360 +71 48 14.06 .95550 1.4539 97.0 19.5 .164 36 2025 12 04 18 14 27 13.675 +71 48 43.09 .95576 1.4538 97.0 19.5 .166 37 2025 12 04 19 14 28 08.998 +71 49 11.18 .95602 1.4538 97.0 19.5 .168 37 2025 12 04 20 14 29 04.327 +71 49 38.33 .95628 1.4538 96.9 19.5 .170 37 2025 12 04 21 14 29 59.661 +71 50 04.54 .95654 1.4538 96.9 19.5 .171 38 2025 12 04 22 14 30 54.998 +71 50 29.81 .95680 1.4538 96.9 19.5 .173 38 2025 12 04 23 14 31 50.337 +71 50 54.15 .95707 1.4538 96.9 19.5 .175 38 2025 12 05 00 14 32 45.676 +71 51 17.55 .95734 1.4537 96.9 19.5 .177 38 2025 12 05 01 14 33 41.012 +71 51 40.02 .95760 1.4537 96.8 19.5 .178 39 2025 12 05 02 14 34 36.346 +71 52 01.55 .95787 1.4537 96.8 19.5 .180 39 2025 12 05 03 14 35 31.674 +71 52 22.15 .95814 1.4537 96.8 19.5 .182 39 2025 12 05 04 14 36 26.996 +71 52 41.82 .95842 1.4537 96.8 19.5 .184 40 2025 12 05 05 14 37 22.309 +71 53 00.55 .95869 1.4537 96.8 19.5 .185 40 2025 12 05 06 14 38 17.613 +71 53 18.36 .95896 1.4536 96.8 19.5 .187 40 2025 12 05 07 14 39 12.905 +71 53 35.24 .95924 1.4536 96.7 19.5 .189 40 2025 12 05 08 14 40 08.184 +71 53 51.19 .95952 1.4536 96.7 19.5 .191 41 2025 12 05 09 14 41 03.448 +71 54 06.22 .95980 1.4536 96.7 19.5 .192 41 2025 12 05 10 14 41 58.696 +71 54 20.32 .96008 1.4536 96.7 19.5 .194 41 2025 12 05 11 14 42 53.926 +71 54 33.50 .96036 1.4536 96.7 19.5 .196 41 2025 12 05 12 14 43 49.136 +71 54 45.75 .96064 1.4536 96.6 19.5 .198 42 2025 12 05 13 14 44 44.325 +71 54 57.09 .96093 1.4536 96.6 19.5 .200 42 2025 12 05 14 14 45 39.492 +71 55 07.50 .96121 1.4535 96.6 19.5 .201 42 2025 12 05 15 14 46 34.634 +71 55 17.01 .96150 1.4535 96.6 19.5 .203 43 2025 12 05 16 14 47 29.750 +71 55 25.59 .96179 1.4535 96.6 19.5 .205 43 2025 12 05 17 14 48 24.838 +71 55 33.26 .96208 1.4535 96.5 19.5 .207 43 2025 12 05 18 14 49 19.898 +71 55 40.02 .96237 1.4535 96.5 19.5 .209 43 2025 12 05 19 14 50 14.926 +71 55 45.87 .96266 1.4535 96.5 19.5 .210 44 2025 12 05 20 14 51 09.923 +71 55 50.81 .96296 1.4535 96.5 19.5 .212 44 2025 12 05 21 14 52 04.885 +71 55 54.84 .96325 1.4535 96.5 19.5 .214 44 2025 12 05 22 14 52 59.812 +71 55 57.97 .96355 1.4534 96.4 19.5 .216 44 2025 12 05 23 14 53 54.703 +71 56 00.20 .96385 1.4534 96.4 19.5 .218 45 2025 12 06 00 14 54 49.554 +71 56 01.52 .96415 1.4534 96.4 19.5 .220 45 2025 12 06 01 14 55 44.366 +71 56 01.95 .96445 1.4534 96.4 19.5 .221 45