"Pseudo-MPEC" for OCA1666
Created 2026 Aug 26 15:35:07 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
OCA1666*KC2026 08 22.22450 22 57 56.50 -28 52 43.1 ~8OFo 19.6 rqNEOCPX74
OCA1666 KC2026 08 22.23014 22 57 47.11 -28 47 19.9 ~8OFo 19.3 rqNEOCPX74
OCA1666 KC2026 08 22.23556 22 57 38.09 -28 42 11.7 ~8OFo 19.6 rqNEOCPX74
OCA1666 0C2026 08 22.41887322 54 41.803-26 30 22.95 ~8OFo 21.69rUNEOCPI41
OCA1666 1C2026 08 23.32120322 48 19.156-20 42 47.48 ~8OFo VNEOCPV00
OCA1666 1C2026 08 23.32761622 48 16.297-20 41 24.90 ~8OFo 20.93GVNEOCPV00
OCA1666 1C2026 08 23.33319322 48 13.820-20 40 13.33 ~8OFo 20.86GVNEOCPV00
OCA1666 1C2026 08 23.33877922 48 11.315-20 39 00.94 ~8OFo 20.61GVNEOCPV00
OCA1666 0C2026 08 23.39838822 47 48.715-20 26 33.72 ~8OFo 20.49rUNEOCPI41
Station data:
(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.
(V00) Kitt Peak-Bok (N31.963125 W111.600190) 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. 2.25-m
reflector + 4x4K mosaic CCD.
(X74) Observatório Campo dos Amarais (S21.394144 W50.505780) Brazil.
Observer L. S. Amaral. 0.3-m f/4 reflector + CCD.
Orbital elements: OCA1666
Perihelion 2026 Jul 1.857903 +/- 0.0453 TT = 20:35:22.8 (JD 2461223.357903)
Epoch 2026 Aug 23.0 TT = JDT 2461275.5 Earth MOID: 0.0022 Ve: 0.0457
M 27.224422134 +/- 0.10 Ma: 0.0019 AutoNEOCP
n 0.522119817 +/- 0.00165 Peri. 109.478735 +/- 0.009
a 1.527411060 +/- 0.00322 Node 144.191405 +/- 0.007
e 0.49792278 +/- 0.00133 Incl. 1.899599 +/- 0.0031
P 1.888/689.484d H 29.29 G 0.15 U 8.4
q 0.766878295 +/- 0.000421 Q 2.287943824 +/- 0.00686 (J2000 ecliptic)
From 9 observations 2026 Aug. 22-23 (28.2 hr); mean residual 0".48
Residuals in arcseconds: 260822 X74 .53- .08+ 260822 I41 .32+ .23- 260823 V00 .24+ .29- 260822 X74 .52+ .05- 260823 V00 .32- 1.4+ 260823 V00 .02- .21- 260822 X74 .30- .19+ 260823 V00 .00 .51+ 260823 I41 .02- .92- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 26 16 22 43 06.192 -15 58 56.31 .04334 1.0534 172.1 23.1 4.49 165 2026 08 26 17 22 43 04.719 -15 57 37.10 .04368 1.0538 172.1 23.2 4.52 165 2026 08 26 18 22 43 03.268 -15 56 19.07 .04401 1.0541 172.1 23.2 4.56 165 2026 08 26 19 22 43 01.838 -15 55 02.20 .04435 1.0544 172.2 23.2 4.59 165 2026 08 26 20 22 43 00.427 -15 53 46.45 .04469 1.0548 172.2 23.2 4.63 165 2026 08 26 21 22 42 59.037 -15 52 31.81 .04502 1.0551 172.2 23.2 4.66 165 2026 08 26 22 22 42 57.666 -15 51 18.25 .04536 1.0554 172.3 23.2 4.70 165 2026 08 26 23 22 42 56.314 -15 50 05.74 .04569 1.0557 172.3 23.2 4.73 165 2026 08 27 00 22 42 54.980 -15 48 54.26 .04603 1.0561 172.3 23.3 4.76 165 2026 08 27 01 22 42 53.664 -15 47 43.79 .04637 1.0564 172.4 23.3 4.80 165 2026 08 27 02 22 42 52.366 -15 46 34.31 .04670 1.0567 172.4 23.3 4.83 165 2026 08 27 03 22 42 51.086 -15 45 25.79 .04704 1.0570 172.4 23.3 4.86 165 2026 08 27 04 22 42 49.822 -15 44 18.22 .04737 1.0574 172.5 23.3 4.89 165 2026 08 27 05 22 42 48.575 -15 43 11.58 .04771 1.0577 172.5 23.3 4.92 165 2026 08 27 06 22 42 47.343 -15 42 05.84 .04805 1.0580 172.5 23.3 4.95 165 2026 08 27 07 22 42 46.128 -15 41 01.00 .04838 1.0584 172.6 23.4 4.98 165 2026 08 27 08 22 42 44.929 -15 39 57.01 .04872 1.0587 172.6 23.4 5.01 165 2026 08 27 09 22 42 43.744 -15 38 53.89 .04906 1.0590 172.6 23.4 5.04 165 2026 08 27 10 22 42 42.574 -15 37 51.59 .04939 1.0593 172.7 23.4 5.07 165 2026 08 27 11 22 42 41.419 -15 36 50.11 .04973 1.0597 172.7 23.4 5.10 165 2026 08 27 12 22 42 40.278 -15 35 49.43 .05007 1.0600 172.7 23.4 5.13 165 2026 08 27 13 22 42 39.152 -15 34 49.54 .05040 1.0603 172.7 23.4 5.16 165 2026 08 27 14 22 42 38.039 -15 33 50.42 .05074 1.0607 172.8 23.5 5.19 165 2026 08 27 15 22 42 36.939 -15 32 52.05 .05108 1.0610 172.8 23.5 5.21 165 2026 08 27 16 22 42 35.852 -15 31 54.41 .05141 1.0613 172.8 23.5 5.24 165 2026 08 27 17 22 42 34.779 -15 30 57.51 .05175 1.0616 172.9 23.5 5.27 165 2026 08 27 18 22 42 33.718 -15 30 01.31 .05209 1.0620 172.9 23.5 5.29 165 2026 08 27 19 22 42 32.669 -15 29 05.81 .05242 1.0623 172.9 23.5 5.32 165 2026 08 27 20 22 42 31.633 -15 28 10.99 .05276 1.0626 172.9 23.5 5.35 165 2026 08 27 21 22 42 30.608 -15 27 16.84 .05310 1.0629 173.0 23.6 5.37 165 2026 08 27 22 22 42 29.595 -15 26 23.35 .05344 1.0633 173.0 23.6 5.40 165 2026 08 27 23 22 42 28.594 -15 25 30.51 .05377 1.0636 173.0 23.6 5.42 165 2026 08 28 00 22 42 27.604 -15 24 38.30 .05411 1.0639 173.0 23.6 5.45 165 2026 08 28 01 22 42 26.625 -15 23 46.71 .05445 1.0643 173.1 23.6 5.47 165 2026 08 28 02 22 42 25.657 -15 22 55.73 .05479 1.0646 173.1 23.6 5.50 165 2026 08 28 03 22 42 24.699 -15 22 05.35 .05512 1.0649 173.1 23.6 5.52 165 2026 08 28 04 22 42 23.752 -15 21 15.55 .05546 1.0652 173.1 23.6 5.54 165 2026 08 28 05 22 42 22.815 -15 20 26.34 .05580 1.0656 173.2 23.7 5.57 165 2026 08 28 06 22 42 21.889 -15 19 37.69 .05614 1.0659 173.2 23.7 5.59 165 2026 08 28 07 22 42 20.972 -15 18 49.59 .05647 1.0662 173.2 23.7 5.61 165 2026 08 28 08 22 42 20.065 -15 18 02.05 .05681 1.0666 173.2 23.7 5.64 165 2026 08 28 09 22 42 19.167 -15 17 15.04 .05715 1.0669 173.2 23.7 5.66 165 2026 08 28 10 22 42 18.279 -15 16 28.55 .05749 1.0672 173.3 23.7 5.68 165 2026 08 28 11 22 42 17.400 -15 15 42.59 .05782 1.0675 173.3 23.7 5.70 165 2026 08 28 12 22 42 16.530 -15 14 57.13 .05816 1.0679 173.3 23.7 5.72 165 2026 08 28 13 22 42 15.669 -15 14 12.18 .05850 1.0682 173.3 23.8 5.75 165 2026 08 28 14 22 42 14.817 -15 13 27.71 .05884 1.0685 173.4 23.8 5.77 165 2026 08 28 15 22 42 13.973 -15 12 43.73 .05918 1.0689 173.4 23.8 5.79 165