"Pseudo-MPEC" for SWAN26Q
Created 2026 Sep 14 3:35:32 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
SWAN26Q*2S2026 08 08.79046316 06 52.032-46 48 58.32 ~9AFKx vNEOCPC49
SWAN26Q 2s2026 08 08.7904632 +0.16060990 +0.98324789 +0.42665412 NEOCPC49
SWAN26Q 2S2026 08 11.95713016 13 38.424-39 50 06.00 ~9AFKx vNEOCPC49
SWAN26Q 2s2026 08 11.9571302 +0.10231295 +0.99336454 +0.43090773 NEOCPC49
SWAN26Q 3S2026 08 13.03900507 33 12.000-06 31 12.00 ~9AFK NEOCP249
SWAN26Q 3s2026 08 13.0390052 -0.00955644 +0.00585721 +0.00165787 NEOCP249
SWAN26Q 3S2026 08 14.02500007 47 12.000-03 55 12.00 ~9AFKx NEOCP249
SWAN26Q 3s2026 08 14.0250002 -0.00958507 +0.00582123 +0.00163404 NEOCP249
SWAN26Q 3S2026 08 15.01200008 03 18.000-02 01 48.00 ~9AFK NEOCP249
SWAN26Q 3s2026 08 15.0120002 -0.00961095 +0.00578496 +0.00161091 NEOCP249
SWAN26Q 2S2026 08 15.12379616 17 52.344-33 15 45.36 ~9AFKx vNEOCPC49
SWAN26Q 2s2026 08 15.1237962 +0.04331175 +1.00045064 +0.43384602 NEOCPC49
SWAN26Q 3S2026 08 15.99800008 22 42.000+00 06 00.00 ~9AFKx NEOCP249
SWAN26Q 3s2026 08 15.9980002 -0.00963413 +0.00574869 +0.00158864 NEOCP249
SWAN26Q 2S2026 08 18.12379616 19 39.504-27 25 37.56 ~9AFKx vNEOCPC49
SWAN26Q 2s2026 08 18.1237962 -0.01305874 +1.00433796 +0.43540476 NEOCPC49
SWAN26Q 3S2026 08 23.83200010 36 00.000+16 19 48.00 ~9AFKx NEOCP249
SWAN26Q 3s2026 08 23.8320002 -0.00974868 +0.00548232 +0.00145453 NEOCP249
SWAN26Q 2S2026 08 24.12379616 16 45.312-17 00 25.56 ~9AFKx vNEOCPC49
SWAN26Q 2s2026 08 24.1237962 -0.12654148 +1.00378502 +0.43491613 NEOCPC49
SWAN26Q 3S2026 08 24.81900010 45 42.000+17 42 00.00 ~9AFKx NEOCP249
SWAN26Q 3s2026 08 24.8190002 -0.00974868 +0.00545239 +0.00145453 NEOCP249
SWAN26Q 3S2026 08 25.81900010 55 42.000+18 10 12.00 ~9AFKx NEOCP249
SWAN26Q 3s2026 08 25.8190002 -0.00976980 +0.00542259 +0.00143342 NEOCP249
SWAN26Q 3S2026 08 26.84600011 06 06.000+18 51 00.00 ~9AFKx11 N NEOCP249
SWAN26Q 3s2026 08 26.8460002 -0.00978149 +0.00539230 +0.00142419 NEOCP249
SWAN26Q 4V2026 09 03.12877411 43 34.872+20 38 23.03 ~9AFKx13.2 gWNEOCP247
SWAN26Q 4v2026 09 03.1287741 247.16759 37.63058 3190 WNEOCP247
SWAN26Q 4V2026 09 03.13067111 43 35.489+20 38 24.54 ~9AFKx WNEOCP247
SWAN26Q 4v2026 09 03.1306711 247.16759 37.63058 3190 WNEOCP247
SWAN26Q 4V2026 09 03.13721211 43 36.235+20 38 15.83 ~9AFKx12.8 rWNEOCP247
SWAN26Q 4v2026 09 03.1372121 247.16759 37.63058 3190 WNEOCP247
SWAN26Q 4V2026 09 03.13805011 43 35.789+20 38 19.39 ~9AFKx12.2 gWNEOCP247
SWAN26Q 4v2026 09 03.1380501 247.16759 37.63058 3190 WNEOCP247
SWAN26Q 4V2026 09 04.12692811 45 10.164+20 25 13.66 ~9AFKx13.1 gWNEOCP24a
SWAN26Q 4v2026 09 04.1269281 248.50057 36.96814 1295 WNEOCP24a
SWAN26Q 4V2026 09 04.13194911 45 10.399+20 25 13.55 ~9AFKx12.2 gWNEOCP24a
SWAN26Q 4v2026 09 04.1319491 248.50057 36.96814 1295 WNEOCP24a
Station data:
(247) Roving Observer (N37.630580 W112.832410) US/Utah. Observer Observer
N. Tirawat. 0.20-m f/4.0 reflector + CCD.
(249) SOHO. Observer K. Battams.
(24a) Roving observer (N36.968140 W111.499430).
(C49) STEREO-A. Observer W. Boonplod.
Orbital elements: SWAN26Q
Perihelion 2027 Jan 15.305442 TT = 7:19:50.2 (JD 2461420.805442)
Epoch 2026 Aug 15.0 TT = JDT 2461267.5 Earth MOID: 0.0113 AutoNEOCP
M 202.747202073 (J2000 ecliptic)
n 1.025748308 Peri. 41.497639
a 0.973738129 Node 78.846885
e 0.03094293 Incl. 0.050768
P 0.961/350.957d H 6.64 G 0.15 q 0.943607815 Q 1.003868443
2 of 19 observations 2026 Aug. 13-15 (47.4 hr); mean residual 129".61
Residuals in arcseconds: 260808 C49(756'- 24d-) 260818 C49( 22d- 237'-) 260903 247( 22d+ 826'+) 260811 C49(927'- 989'-) 260823 249( 20d+ 369'+) 260903 247( 22d+ 826'+) 260813 249 .21- .06- 260824 C49( 31d- 379'+) 260903 247( 22d+ 826'+) 260814 249(12.0- 4.8-) 260824 249(258'- 51d+) 260904 24a( 22d+ 815'+) 260815 249 183- 183+ 260825 249( 22d+ 401'+) 260904 24a( 22d+ 815'+) 260815 C49( 19d- 588'-) 260826 249( 24d+ 404'+) 260815 249(6993+ 225+) 260903 247( 22d+ 826'+) Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 14 04 10 23 58.212 +06 23 28.39 .01117 0.9953 15.9 9?? 133d 83 2026 09 14 05 10 24 02.024 +06 23 18.49 .01117 0.9953 16.0 9?? 133d 83 2026 09 14 06 10 24 05.841 +06 23 08.59 .01117 0.9953 16.0 9?? 133d 83 2026 09 14 07 10 24 09.660 +06 22 58.69 .01116 0.9953 16.0 9?? 133d 83 2026 09 14 08 10 24 13.484 +06 22 48.79 .01116 0.9953 16.0 9?? 133d 83 2026 09 14 09 10 24 17.310 +06 22 38.89 .01116 0.9953 16.1 9?? 133d 83 2026 09 14 10 10 24 21.141 +06 22 28.99 .01116 0.9952 16.1 9?? 133d 83 2026 09 14 11 10 24 24.975 +06 22 19.09 .01116 0.9952 16.1 9?? 133d 83 2026 09 14 12 10 24 28.813 +06 22 09.19 .01116 0.9952 16.1 9?? 133d 83 2026 09 14 13 10 24 32.654 +06 21 59.29 .01116 0.9952 16.1 9?? 133d 83 2026 09 14 14 10 24 36.499 +06 21 49.39 .01116 0.9952 16.2 9?? 133d 83 2026 09 14 15 10 24 40.348 +06 21 39.49 .01116 0.9952 16.2 9?? 133d 83 2026 09 14 16 10 24 44.200 +06 21 29.59 .01116 0.9952 16.2 9?? 133d 83 2026 09 14 17 10 24 48.056 +06 21 19.69 .01116 0.9952 16.2 9?? 133d 83 2026 09 14 18 10 24 51.916 +06 21 09.79 .01116 0.9952 16.3 9?? 133d 83 2026 09 14 19 10 24 55.779 +06 20 59.89 .01115 0.9952 16.3 9?? 133d 83 2026 09 14 20 10 24 59.646 +06 20 49.99 .01115 0.9952 16.3 9?? 133d 83 2026 09 14 21 10 25 03.516 +06 20 40.09 .01115 0.9951 16.3 9?? 133d 83 2026 09 14 22 10 25 07.390 +06 20 30.19 .01115 0.9951 16.4 9?? 133d 83 2026 09 14 23 10 25 11.267 +06 20 20.29 .01115 0.9951 16.4 9?? 133d 83 2026 09 15 00 10 25 15.148 +06 20 10.39 .01115 0.9951 16.4 9?? 133d 83 2026 09 15 01 10 25 19.033 +06 20 00.49 .01115 0.9951 16.4 9?? 133d 83 2026 09 15 02 10 25 22.921 +06 19 50.59 .01115 0.9951 16.5 9?? 133d 83 2026 09 15 03 10 25 26.813 +06 19 40.69 .01115 0.9951 16.5 9?? 133d 83 2026 09 15 04 10 25 30.709 +06 19 30.79 .01115 0.9951 16.5 9?? 133d 83 2026 09 15 05 10 25 34.608 +06 19 20.90 .01115 0.9951 16.5 9?? 133d 83 2026 09 15 06 10 25 38.511 +06 19 11.00 .01114 0.9951 16.5 9?? 133d 83 2026 09 15 07 10 25 42.417 +06 19 01.10 .01114 0.9951 16.6 9?? 133d 83 2026 09 15 08 10 25 46.327 +06 18 51.21 .01114 0.9950 16.6 9?? 133d 83 2026 09 15 09 10 25 50.241 +06 18 41.31 .01114 0.9950 16.6 9?? 133d 83 2026 09 15 10 10 25 54.158 +06 18 31.42 .01114 0.9950 16.6 9?? 133d 83 2026 09 15 11 10 25 58.078 +06 18 21.52 .01114 0.9950 16.7 9?? 133d 83 2026 09 15 12 10 26 02.003 +06 18 11.63 .01114 0.9950 16.7 9?? 133d 83 2026 09 15 13 10 26 05.931 +06 18 01.73 .01114 0.9950 16.7 9?? 133d 83 2026 09 15 14 10 26 09.863 +06 17 51.84 .01114 0.9950 16.7 9?? 133d 83 2026 09 15 15 10 26 13.798 +06 17 41.95 .01114 0.9950 16.8 9?? 133d 83 2026 09 15 16 10 26 17.737 +06 17 32.05 .01114 0.9950 16.8 9?? 133d 83 2026 09 15 17 10 26 21.679 +06 17 22.16 .01113 0.9950 16.8 9?? 133d 83 2026 09 15 18 10 26 25.625 +06 17 12.27 .01113 0.9950 16.8 9?? 133d 83 2026 09 15 19 10 26 29.575 +06 17 02.38 .01113 0.9949 16.8 9?? 133d 83 2026 09 15 20 10 26 33.529 +06 16 52.49 .01113 0.9949 16.9 9?? 133d 83 2026 09 15 21 10 26 37.486 +06 16 42.60 .01113 0.9949 16.9 9?? 133d 83 2026 09 15 22 10 26 41.446 +06 16 32.71 .01113 0.9949 16.9 9?? 133d 83 2026 09 15 23 10 26 45.411 +06 16 22.82 .01113 0.9949 16.9 9?? 133d 83 2026 09 16 00 10 26 49.379 +06 16 12.93 .01113 0.9949 17.0 8?? 133d 83 2026 09 16 01 10 26 53.351 +06 16 03.04 .01113 0.9949 17.0 8?? 133d 83 2026 09 16 02 10 26 57.326 +06 15 53.15 .01113 0.9949 17.0 8?? 133d 83 2026 09 16 03 10 27 01.305 +06 15 43.26 .01112 0.9949 17.0 8?? 133d 83