"Pseudo-MPEC" for P12pZb4
Created 2026 Sep 14 21:35:17 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P12pZb4*0C2026 09 13.37812323 15 19.281+34 22 38.55 ~9EFo 21.25wXNEOCPF51
P12pZb4 0C2026 09 13.38880823 15 20.827+34 23 04.96 ~9EFo 21.07wXNEOCPF51
P12pZb4 0C2026 09 13.39949823 15 22.365+34 23 31.39 ~9EFo 21.15wXNEOCPF51
P12pZb4 0C2026 09 13.41043323 15 23.950+34 23 58.32 ~9EFo 21.34wXNEOCPF51
P12pZb4 0C2026 09 13.50982523 15 38.393+34 27 57.10 ~9EFo 21.01GVNEOCPF52
P12pZb4 0C2026 09 13.51063123 15 38.513+34 27 59.03 ~9EFo 21.13GVNEOCPF52
P12pZb4 KC2026 09 14.26864523 17 46.89 +34 58 11.9 ~9EFo 21.2 GVNEOCPH21
P12pZb4 KC2026 09 14.27423523 17 47.74 +34 58 24.7 ~9EFo 21.0 GVNEOCPH21
P12pZb4 KC2026 09 14.27516723 17 47.89 +34 58 26.9 ~9EFo 20.9 GVNEOCPH21
Station data:
(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.
(F52) Pan-STARRS 2, Haleakala (N20.707382 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.
(H21) Astronomical Research Observatory, Westfield (N39.483054 W87.968270)
US/Illinois. Observer R. Holmes. Measurers S. Foglia, L. Buzzi, T.
Linder, R. Holmes. 0.40-m f/5.32 astrograph + CCD.
Orbital elements: P12pZb4
Perihelion 2026 Sep 25.866399 +/- 1.03 TT = 20:47:36.8 (JD 2461309.366399)
Epoch 2026 Sep 14.0 TT = JDT 2461297.5 Earth MOID: 0.1881 Ma: 0.0303
M 356.844794774 +/- 0.27 (J2000 ecliptic) AutoNEOCP
n 0.265894084 +/- 0.00292 Peri. 84.186100 +/- 2.7
a 2.395136483 +/- 0.0175 Node 280.328812 +/- 1.7
e 0.51731511 +/- 0.00319 Incl. 5.853045 +/- 0.045
P 3.70677 H 23.07 G 0.15 U 8.8
q 1.156096180 +/- 0.00111 Q 3.634176786 +/- 0.0342
From 9 observations 2026 Sept. 13-14 (21.5 hr); mean residual 0".07
Residuals in arcseconds: 260913 F51 .05+ .03+ 260913 F51 .00 .03+ 260914 H21 .04- .23+ 260913 F51 .02+ .05- 260913 F52 .00 .02- 260914 H21 .03- .12- 260913 F51 .08- .01- 260913 F52 .01+ .01+ 260914 H21 .07+ .11- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 14 22 23 19 38.210 +35 23 43.65 .19333 1.1629 141.3 21.2 1.27 35 2026 09 14 23 23 19 45.390 +35 25 20.91 .19331 1.1629 141.2 21.2 1.39 35 2026 09 15 00 23 19 52.577 +35 26 58.04 .19328 1.1628 141.2 21.2 1.52 36 2026 09 15 01 23 19 59.772 +35 28 35.05 .19326 1.1628 141.2 21.2 1.66 36 2026 09 15 02 23 20 06.974 +35 30 11.94 .19324 1.1627 141.2 21.2 1.80 36 2026 09 15 03 23 20 14.183 +35 31 48.70 .19321 1.1627 141.2 21.2 1.95 37 2026 09 15 04 23 20 21.400 +35 33 25.34 .19319 1.1626 141.2 21.2 2.10 37 2026 09 15 05 23 20 28.624 +35 35 01.85 .19317 1.1626 141.2 21.2 2.25 37 2026 09 15 06 23 20 35.856 +35 36 38.24 .19315 1.1625 141.2 21.2 2.42 37 2026 09 15 07 23 20 43.095 +35 38 14.51 .19313 1.1625 141.2 21.2 2.58 37 2026 09 15 08 23 20 50.341 +35 39 50.65 .19310 1.1624 141.1 21.2 2.75 38 2026 09 15 09 23 20 57.594 +35 41 26.66 .19308 1.1624 141.1 21.2 2.93 38 2026 09 15 10 23 21 04.855 +35 43 02.55 .19306 1.1623 141.1 21.2 3.11 38 2026 09 15 11 23 21 12.123 +35 44 38.31 .19304 1.1623 141.1 21.2 3.30 38 2026 09 15 12 23 21 19.399 +35 46 13.95 .19302 1.1622 141.1 21.2 3.49 38 2026 09 15 13 23 21 26.682 +35 47 49.46 .19300 1.1622 141.1 21.2 3.69 38 2026 09 15 14 23 21 33.972 +35 49 24.85 .19298 1.1621 141.1 21.2 3.89 38 2026 09 15 15 23 21 41.270 +35 51 00.11 .19295 1.1621 141.1 21.2 4.09 38 2026 09 15 16 23 21 48.575 +35 52 35.24 .19293 1.1620 141.1 21.2 4.31 39 2026 09 15 17 23 21 55.887 +35 54 10.24 .19291 1.1620 141.0 21.2 4.52 39 2026 09 15 18 23 22 03.207 +35 55 45.12 .19289 1.1619 141.0 21.2 4.74 39 2026 09 15 19 23 22 10.534 +35 57 19.87 .19287 1.1619 141.0 21.2 4.97 39 2026 09 15 20 23 22 17.868 +35 58 54.49 .19285 1.1618 141.0 21.2 5.20 39 2026 09 15 21 23 22 25.209 +36 00 28.98 .19283 1.1618 141.0 21.2 5.44 39 2026 09 15 22 23 22 32.558 +36 02 03.34 .19281 1.1617 141.0 21.2 5.68 39 2026 09 15 23 23 22 39.914 +36 03 37.58 .19279 1.1617 141.0 21.2 5.93 39 2026 09 16 00 23 22 47.278 +36 05 11.68 .19277 1.1616 141.0 21.2 6.18 39 2026 09 16 01 23 22 54.649 +36 06 45.66 .19275 1.1616 141.0 21.2 6.43 39 2026 09 16 02 23 23 02.027 +36 08 19.51 .19274 1.1616 141.0 21.2 6.70 39 2026 09 16 03 23 23 09.412 +36 09 53.22 .19272 1.1615 140.9 21.2 6.96 39 2026 09 16 04 23 23 16.805 +36 11 26.81 .19270 1.1615 140.9 21.2 7.23 40 2026 09 16 05 23 23 24.204 +36 13 00.27 .19268 1.1614 140.9 21.2 7.51 40 2026 09 16 06 23 23 31.612 +36 14 33.60 .19266 1.1614 140.9 21.2 7.79 40 2026 09 16 07 23 23 39.026 +36 16 06.79 .19264 1.1613 140.9 21.2 8.08 40 2026 09 16 08 23 23 46.448 +36 17 39.86 .19262 1.1613 140.9 21.2 8.37 40 2026 09 16 09 23 23 53.877 +36 19 12.79 .19261 1.1612 140.9 21.2 8.67 40 2026 09 16 10 23 24 01.313 +36 20 45.60 .19259 1.1612 140.9 21.2 8.97 40 2026 09 16 11 23 24 08.756 +36 22 18.27 .19257 1.1611 140.9 21.2 9.28 40 2026 09 16 12 23 24 16.207 +36 23 50.81 .19255 1.1611 140.8 21.2 9.59 40 2026 09 16 13 23 24 23.665 +36 25 23.21 .19254 1.1611 140.8 21.2 9.90 40 2026 09 16 14 23 24 31.130 +36 26 55.49 .19252 1.1610 140.8 21.2 10.2 40 2026 09 16 15 23 24 38.602 +36 28 27.63 .19250 1.1610 140.8 21.2 10.6 40 2026 09 16 16 23 24 46.082 +36 29 59.64 .19248 1.1609 140.8 21.2 10.9 40 2026 09 16 17 23 24 53.569 +36 31 31.52 .19247 1.1609 140.8 21.2 11.2 40 2026 09 16 18 23 25 01.063 +36 33 03.26 .19245 1.1608 140.8 21.2 11.6 40 2026 09 16 19 23 25 08.564 +36 34 34.87 .19243 1.1608 140.8 21.2 11.9 40 2026 09 16 20 23 25 16.072 +36 36 06.35 .19242 1.1608 140.8 21.2 12.3 40 2026 09 16 21 23 25 23.588 +36 37 37.69 .19240 1.1607 140.8 21.2 12.6 40