"Pseudo-MPEC" for ST26AC0
Created 2026 Feb 6 18:35:24 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
ST26AC0 0C2026 01 28.40070412 57 24.150+23 23 19.40 ~1VG5x19.37rUNEOCPI41
ST26AC0 0C2026 01 28.40105212 57 23.766+23 23 06.19 ~1VG5 19.37rUNEOCPI41
ST26AC0* C2026 01 29.36104012 34 52.456+07 09 01.44 ~1T9Z 19.05GVNEOCPU68
ST26AC0 C2026 01 29.36438112 34 47.858+07 05 57.45 ~1T9Z 19.05GVNEOCPU68
ST26AC0 C2026 01 29.37984712 34 26.730+06 51 45.81 ~1T9Z 19.29GVNEOCPU74
ST26AC0 C2026 01 29.38312212 34 22.148+06 48 46.42 ~1T9Z 19.29GVNEOCPU74
ST26AC0 0C2026 01 29.45985812 32 34.343+05 39 39.74 ~1VG5 19.21rUNEOCPI41
ST26AC0 0C2026 01 29.46020512 32 33.812+05 39 21.29 ~1VG5 19.21rUNEOCPI41
ST26AC0 0C2026 01 29.46080012 32 32.927+05 38 44.71 ~1VG5x19.50rUNEOCPI41
ST26AC0 0C2026 01 29.46115112 32 32.541+05 38 28.45 ~1VG5 19.50rUNEOCPI41
ST26AC0 C2026 01 29.49673412 31 44.147+05 05 54.47 ~1TH5x19.28GVNEOCPU74
ST26AC0 C2026 01 29.50000812 31 39.697+05 02 56.12 ~1TH5 19.28GVNEOCPU74
ST26AC0 0B2026 01 30.08953112 21 24.853-03 04 08.10 ~1U8o 19.5 GWNEOCP204
ST26AC0 0B2026 01 30.09865712 21 14.360-03 11 00.59 ~1U8o WNEOCP204
ST26AC0 1C2026 01 30.30013312 18 28.019-05 35 34.87 ~1U7Z VNEOCPI52
ST26AC0 1C2026 01 30.30071412 18 27.410-05 36 01.26 ~1U7Z 19.65GVNEOCPI52
ST26AC0 1C2026 01 30.30130012 18 26.802-05 36 26.50 ~1U7Z 19.63GVNEOCPI52
ST26AC0 1C2026 01 30.30189812 18 26.179-05 36 51.26 ~1U7Z 20.30GVNEOCPI52
ST26AC0 0B2026 01 31.06724812 07 33.583-13 34 44.63 ~1VH5 WNEOCP204
ST26AC0 0B2026 01 31.08043812 07 21.720-13 41 57.38 ~1VH5 20.0 GWNEOCP204
ST26AC0 1C2026 01 31.55404012 01 25.000-17 37 49.12 ~1VDZ 20.75GVNEOCPI52
ST26AC0 1C2026 01 31.55524212 01 24.064-17 38 21.37 ~1VDZ 20.27GVNEOCPI52
ST26AC0 1C2026 01 31.55643412 01 23.156-17 38 53.81 ~1VDZ 19.38GVNEOCPI52
ST26AC0 1C2026 01 31.55762912 01 22.213-17 39 25.52 ~1VDZ 20.45GVNEOCPI52
ST26AC0 |C2026 02 06.13998011 24 55.880-38 25 10.10 ~264K 22.1 GVNEOCP807
ST26AC0 |C2026 02 06.14992911 24 52.810-38 26 16.80 ~264K 22.1 GVNEOCP807
ST26AC0 |C2026 02 06.15985411 24 49.680-38 27 24.00 ~264K 22.0 GVNEOCP807
Station data:
(204) Schiaparelli Observatory (N45.868292 E8.769720) Italy. Observer L.
Buzzi. 0.84-m f/3.5 reflector + CCD.
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + 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.
(I52) Steward Observatory, Mt. Lemmon Station (N32.442570 W110.788920)
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. 1.0-m prime focus + CCD.
(U68) JPL SynTrack Robotic Telescope, Auberry (N37.070387 W119.412990)
US/California. Observers N. Saini, C. Zhai, R. Trahan, M. Zhan, M. Shao.
0.28-m f/2.2 Schmidt + CCD.
(U74) JPL SynTrack Robotic Telescope 2, Auberry (N37.070341 W119.412800)
US/California. Observers N. Saini, C. Zhai, R. Trahan, M. Zhan, M. Shao.
0.36-m f/2.2 Schmidt.
Orbital elements: ST26AC0
Perihelion 2026 Jan 16.224047 +/- 0.00184 TT = 5:22:37.6 (JD 2461056.724047)
Epoch 2026 Feb 6.0 TT = JDT 2461077.5 Earth MOID: 0.0074 AutoNEOCP
M 12.063215889 +/- 0.007 (J2000 ecliptic)
n 0.580633566 +/- 0.00031 Peri. 164.150799 +/- 0.0006
a 1.422988171 +/- 0.000506 Node 310.431763 +/- 0.00048
e 0.30851606 +/- 0.000245 Incl. 9.490363 +/- 0.0059
P 1.697/620.001d H 27.11 G 0.15 U 7.3
q 0.983973454 +/- 8.68e-7 Q 1.862002888 +/- 0.00101
24 of 27 observations 2026 Jan. 28-Feb. 6; mean residual 0".51
Residuals in arcseconds: 260128 I41( 4.4- 8.9-) 260129 I41 .51+ 1.0- 260131 204 .04- .25+ 260128 I41 .71- .02+ 260129 U74( 1.7- 2.1+) 260131 204 .28+ .12- 260129 U68 .58+ .21- 260129 U74 .40- .54- 260131 I52 .70- .88- 260129 U68 .16- .07+ 260130 204 .09- .25- 260131 I52 .28- .41- 260129 U74 .24+ .07- 260130 204 .13- .36- 260131 I52 .40+ .42- 260129 U74 1.0- .54+ 260130 I52 .68+ 1.7+ 260131 I52 .60+ .36+ 260129 I41 .23+ .29+ 260130 I52 .55+ .06+ 260206 807 .09- .19+ 260129 I41 .40- .63+ 260130 I52 .52+ .26- 260206 807 .18- .52+ 260129 I41( 1.1- 3.7-) 260130 I52 .45+ .41+ 260206 807 .48- .25- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 02 06 19 11 22 10.387 -39 27 17.50 .03956 1.0054 118.1 22.3 .105 179 2026 02 06 20 11 22 01.150 -39 30 57.97 .03971 1.0055 118.1 22.3 .108 179 2026 02 06 21 11 21 51.962 -39 34 36.58 .03986 1.0056 118.1 22.3 .111 179 2026 02 06 22 11 21 42.821 -39 38 13.36 .04002 1.0057 118.1 22.3 .113 0 2026 02 06 23 11 21 33.727 -39 41 48.32 .04017 1.0057 118.1 22.3 .116 0 2026 02 07 00 11 21 24.681 -39 45 21.49 .04033 1.0058 118.1 22.3 .119 0 2026 02 07 01 11 21 15.681 -39 48 52.88 .04048 1.0059 118.1 22.3 .121 0 2026 02 07 02 11 21 06.727 -39 52 22.52 .04063 1.0060 118.1 22.3 .124 0 2026 02 07 03 11 20 57.819 -39 55 50.42 .04079 1.0061 118.1 22.3 .127 1 2026 02 07 04 11 20 48.956 -39 59 16.60 .04094 1.0061 118.1 22.3 .130 1 2026 02 07 05 11 20 40.138 -40 02 41.08 .04110 1.0062 118.0 22.3 .132 1 2026 02 07 06 11 20 31.364 -40 06 03.89 .04125 1.0063 118.0 22.3 .135 1 2026 02 07 07 11 20 22.635 -40 09 25.02 .04141 1.0064 118.0 22.4 .138 1 2026 02 07 08 11 20 13.949 -40 12 44.52 .04156 1.0065 118.0 22.4 .140 2 2026 02 07 09 11 20 05.307 -40 16 02.38 .04172 1.0066 118.0 22.4 .143 2 2026 02 07 10 11 19 56.707 -40 19 18.64 .04187 1.0066 118.0 22.4 .145 2 2026 02 07 11 11 19 48.150 -40 22 33.30 .04202 1.0067 118.0 22.4 .148 2 2026 02 07 12 11 19 39.636 -40 25 46.39 .04218 1.0068 118.0 22.4 .151 2 2026 02 07 13 11 19 31.163 -40 28 57.91 .04233 1.0069 118.0 22.4 .153 2 2026 02 07 14 11 19 22.731 -40 32 07.89 .04249 1.0070 118.0 22.4 .156 3 2026 02 07 15 11 19 14.341 -40 35 16.35 .04264 1.0071 118.0 22.4 .158 3 2026 02 07 16 11 19 05.991 -40 38 23.29 .04280 1.0071 118.0 22.4 .161 3 2026 02 07 17 11 18 57.682 -40 41 28.74 .04295 1.0072 118.0 22.4 .164 3 2026 02 07 18 11 18 49.413 -40 44 32.70 .04311 1.0073 118.0 22.4 .166 3 2026 02 07 19 11 18 41.184 -40 47 35.20 .04326 1.0074 118.0 22.5 .169 3 2026 02 07 20 11 18 32.994 -40 50 36.25 .04342 1.0075 118.0 22.5 .171 3 2026 02 07 21 11 18 24.843 -40 53 35.87 .04357 1.0076 118.0 22.5 .174 4 2026 02 07 22 11 18 16.730 -40 56 34.06 .04373 1.0076 118.0 22.5 .176 4 2026 02 07 23 11 18 08.656 -40 59 30.85 .04388 1.0077 118.0 22.5 .179 4 2026 02 08 00 11 18 00.620 -41 02 26.24 .04404 1.0078 118.0 22.5 .181 4 2026 02 08 01 11 17 52.622 -41 05 20.26 .04419 1.0079 118.0 22.5 .184 4 2026 02 08 02 11 17 44.662 -41 08 12.91 .04435 1.0080 118.0 22.5 .186 4 2026 02 08 03 11 17 36.738 -41 11 04.22 .04450 1.0081 118.0 22.5 .189 4 2026 02 08 04 11 17 28.851 -41 13 54.18 .04466 1.0082 118.0 22.5 .191 5 2026 02 08 05 11 17 21.001 -41 16 42.82 .04481 1.0082 118.0 22.5 .194 5 2026 02 08 06 11 17 13.187 -41 19 30.15 .04497 1.0083 118.0 22.5 .196 5 2026 02 08 07 11 17 05.408 -41 22 16.18 .04512 1.0084 118.0 22.5 .199 5 2026 02 08 08 11 16 57.666 -41 25 00.93 .04528 1.0085 118.0 22.5 .201 5 2026 02 08 09 11 16 49.958 -41 27 44.40 .04543 1.0086 118.0 22.6 .203 5 2026 02 08 10 11 16 42.286 -41 30 26.62 .04559 1.0087 118.0 22.6 .206 5 2026 02 08 11 11 16 34.648 -41 33 07.58 .04574 1.0088 118.0 22.6 .208 5 2026 02 08 12 11 16 27.045 -41 35 47.31 .04590 1.0089 118.0 22.6 .211 6 2026 02 08 13 11 16 19.476 -41 38 25.82 .04605 1.0089 118.0 22.6 .213 6 2026 02 08 14 11 16 11.941 -41 41 03.12 .04621 1.0090 118.0 22.6 .216 6 2026 02 08 15 11 16 04.440 -41 43 39.21 .04637 1.0091 118.0 22.6 .218 6 2026 02 08 16 11 15 56.971 -41 46 14.11 .04652 1.0092 118.0 22.6 .220 6 2026 02 08 17 11 15 49.536 -41 48 47.84 .04668 1.0093 118.0 22.6 .223 6 2026 02 08 18 11 15 42.134 -41 51 20.40 .04683 1.0094 118.0 22.6 .225 6