"Pseudo-MPEC" for ST26E18
Created 2026 May 14 8:35:09 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
ST26E18*1C2026 05 09.36149314 51 27.677-08 11 03.41 ~5995 18.57GVNEOCPI52
ST26E18 1C2026 05 09.36189914 51 29.599-08 11 26.16 ~5995 18.50GVNEOCPI52
ST26E18 1C2026 05 09.36230914 51 31.540-08 11 49.02 ~5995 18.61GVNEOCPI52
ST26E18 1C2026 05 09.36272614 51 33.527-08 12 12.38 ~5995 18.62GVNEOCPI52
Station data:
(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.
Orbital elements: ST26E18
Perihelion 2026 May 30.662331 +/- 37.4 TT = 15:53:45.3 (JD 2461191.162331)
Epoch 2026 May 9.0 TT = JDT 2461169.5 Earth MOID: 0.0019 Ma: 0.0462
M 350.504741821 +/- 25 (J2000 ecliptic) AutoNEOCP
n 0.438330405 +/- 0.33 Peri. 204.296065 +/- 52
a 1.716333389 +/- 0.861 Node 49.118810 +/- 80
e 0.42489269 +/- 0.244 Incl. 3.917545 +/- 2.6
P 2.249/821.283d H 29.23 G 0.15 U 12.0 SR
q 0.987075864 +/- 0.159 Q 2.445590913 +/- 39.1
From 4 observations 2026 May 9 (1.8 min); mean residual 0".04
Residuals in arcseconds: 260509 I52 .03+ .02+ 260509 I52 .07- .03+ 260509 I52 .01- .04- 260509 I52 .05+ .01- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 05 14 09 23 51 44.244 -22 37 00.17 .01753 1.0036 66.1 24.8 66d 96 2026 05 14 10 23 52 15.557 -22 32 55.21 .01770 1.0036 66.0 24.8 66d 96 2026 05 14 11 23 52 46.232 -22 28 54.64 .01788 1.0035 65.9 24.9 66d 96 2026 05 14 12 23 53 16.289 -22 24 58.35 .01805 1.0034 65.8 24.9 66d 96 2026 05 14 13 23 53 45.746 -22 21 06.22 .01823 1.0033 65.7 24.9 66d 96 2026 05 14 14 23 54 14.622 -22 17 18.14 .01841 1.0032 65.6 24.9 66d 96 2026 05 14 15 23 54 42.932 -22 13 34.02 .01858 1.0031 65.5 25.0 66d 96 2026 05 14 16 23 55 10.694 -22 09 53.75 .01876 1.0030 65.4 25.0 66d 96 2026 05 14 17 23 55 37.923 -22 06 17.24 .01893 1.0029 65.4 25.0 66d 96 2026 05 14 18 23 56 04.634 -22 02 44.39 .01911 1.0029 65.3 25.0 66d 96 2026 05 14 19 23 56 30.843 -21 59 15.10 .01928 1.0028 65.2 25.1 66d 96 2026 05 14 20 23 56 56.563 -21 55 49.30 .01946 1.0027 65.1 25.1 66d 96 2026 05 14 21 23 57 21.809 -21 52 26.90 .01964 1.0026 65.0 25.1 66d 96 2026 05 14 22 23 57 46.592 -21 49 07.81 .01981 1.0025 65.0 25.1 66d 96 2026 05 14 23 23 58 10.926 -21 45 51.96 .01999 1.0024 64.9 25.2 66d 96 2026 05 15 00 23 58 34.823 -21 42 39.26 .02016 1.0024 64.8 25.2 64d 95 2026 05 15 01 23 58 58.295 -21 39 29.64 .02034 1.0023 64.8 25.2 64d 95 2026 05 15 02 23 59 21.352 -21 36 23.03 .02052 1.0022 64.7 25.2 64d 95 2026 05 15 03 23 59 44.007 -21 33 19.36 .02069 1.0021 64.6 25.3 64d 95 2026 05 15 04 00 00 06.269 -21 30 18.55 .02087 1.0020 64.6 25.3 64d 95 2026 05 15 05 00 00 28.149 -21 27 20.55 .02105 1.0019 64.5 25.3 64d 95 2026 05 15 06 00 00 49.657 -21 24 25.28 .02122 1.0018 64.5 25.3 64d 95 2026 05 15 07 00 01 10.802 -21 21 32.69 .02140 1.0018 64.4 25.3 64d 95 2026 05 15 08 00 01 31.594 -21 18 42.71 .02157 1.0017 64.3 25.4 64d 95 2026 05 15 09 00 01 52.040 -21 15 55.28 .02175 1.0016 64.3 25.4 64d 95 2026 05 15 10 00 02 12.151 -21 13 10.35 .02193 1.0015 64.2 25.4 64d 95 2026 05 15 11 00 02 31.934 -21 10 27.86 .02210 1.0014 64.2 25.4 64d 95 2026 05 15 12 00 02 51.398 -21 07 47.76 .02228 1.0013 64.1 25.4 64d 95 2026 05 15 13 00 03 10.549 -21 05 09.99 .02246 1.0013 64.1 25.5 64d 95 2026 05 15 14 00 03 29.397 -21 02 34.50 .02264 1.0012 64.0 25.5 64d 95 2026 05 15 15 00 03 47.947 -21 00 01.24 .02281 1.0011 64.0 25.5 64d 95 2026 05 15 16 00 04 06.208 -20 57 30.17 .02299 1.0010 63.9 25.5 64d 95 2026 05 15 17 00 04 24.186 -20 55 01.23 .02317 1.0009 63.9 25.5 64d 95 2026 05 15 18 00 04 41.887 -20 52 34.38 .02334 1.0009 63.9 25.6 64d 95 2026 05 15 19 00 04 59.319 -20 50 09.58 .02352 1.0008 63.8 25.6 64d 95 2026 05 15 20 00 05 16.487 -20 47 46.79 .02370 1.0007 63.8 25.6 64d 95 2026 05 15 21 00 05 33.397 -20 45 25.95 .02387 1.0006 63.7 25.6 64d 95 2026 05 15 22 00 05 50.056 -20 43 07.03 .02405 1.0005 63.7 25.6 64d 95 2026 05 15 23 00 06 06.469 -20 40 49.99 .02423 1.0005 63.7 25.6 64d 95 2026 05 16 00 00 06 22.642 -20 38 34.80 .02441 1.0004 63.6 25.7 64d 95 2026 05 16 01 00 06 38.580 -20 36 21.40 .02458 1.0003 63.6 25.7 64d 95 2026 05 16 02 00 06 54.288 -20 34 09.78 .02476 1.0002 63.6 25.7 64d 95 2026 05 16 03 00 07 09.771 -20 31 59.88 .02494 1.0001 63.5 25.7 64d 95 2026 05 16 04 00 07 25.035 -20 29 51.68 .02511 1.0001 63.5 25.7 65d 96 2026 05 16 05 00 07 40.083 -20 27 45.14 .02529 1.0000 63.5 25.7 67d 96 2026 05 16 06 00 07 54.921 -20 25 40.23 .02547 0.9999 63.4 25.8 65d 95 2026 05 16 07 00 08 09.554 -20 23 36.91 .02565 0.9998 63.4 25.8 64d 95 2026 05 16 08 00 08 23.985 -20 21 35.16 .02582 0.9997 63.4 25.8 64d 95