"Pseudo-MPEC" for X91605
Created 2026 Nov 8 20:35:20 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
X91605 0C2021 04 11.31838 12 06 00.188+09 40 49.37 ~B8B5x22.1 wUNEOCPF51
X91605 0C2021 04 11.32956 12 05 59.766+09 40 51.34 ~B8B5x22.5 wUNEOCPF51
X91605 0C2021 04 11.34075 12 05 59.336+09 40 53.48 ~B8B5x22.5 wUNEOCPF51
X91605 * C2026 11 06.75457504 08 23.001+09 58 54.29 ~B7FZ 20.52RVNEOCPD29
X91605 C2026 11 06.76871704 08 22.535+09 58 58.06 ~B7FZ 19.83RVNEOCPD29
X91605 C2026 11 06.78285804 08 22.061+09 59 01.10 ~B7FZ 19.72RVNEOCPD29
X91605 KC2026 11 08.21595804 07 38.43 +10 05 09.4 ~B85o 19.9 VVNEOCPH21
X91605 KC2026 11 08.21875504 07 38.33 +10 05 10.2 ~B85o 19.8 VVNEOCPH21
X91605 KC2026 11 08.22155104 07 38.24 +10 05 10.9 ~B85o 19.9 VVNEOCPH21
X91605 KC2026 11 08.22388104 07 38.16 +10 05 11.2 ~B85o 19.7 VVNEOCPH21
Station data:
(D29) Purple Mountain Observatory, XuYi Station (N32.734363 E118.463900)
China. Observers H. B. Zhao, B. Li, G. Zhaori, R. Q. Hong, L. F. Hu.
Measurers H. B. Zhao, B. Li. H. Lu, G. Zhaori. 1.04-m f/1.8 Schmidt + CCD.
(F51) Pan-STARRS 1, Haleakala (N20.707234 W156.255910) US/Hawaii.
Observers J. Herman, T. Lowe, P. Minguez, A. Schultz, I. Smith, J. Bulger,
K. Chambers. Measurers K. Chambers, T. de Boer, J. Fairlamb, H. Gao, M.
Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk, S.
Chastel. 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: X91605
Perihelion 2026 Sep 1.957421 +/- 69.6 TT = 22:58:41.1 (JD 2461285.457421)
Epoch 2026 Nov 8.0 TT = JDT 2461352.5 Ju: 0.1577 Sa: 0.4320
M 2.182144577 +/- 9 (J2000 ecliptic) AutoNEOCP
n 0.032548637 +/- 0.0792 Peri. 299.180422 +/- 47
a 9.715105261 +/- 15.8 Node 87.446841 +/- 11
e 0.78082987 +/- 0.206 Incl. 11.102193 +/- 5.7
P 30.28107 H 17.20 G 0.15 U 11.0 SR
q 2.129260874 +/- 0.773 Q 17.30094964 +/- 274
7 of 10 observations 2026 Nov. 6-8 (35.3 hr); mean residual 0".15
Residuals in arcseconds: 210411 F51( .00 .00 ) 261106 D29 .04+ .24+ 261108 H21 .01+ .08+ 210411 F51( .00 .00 ) 261106 D29 .23- .27- 261108 H21 .02- .24- 210411 F51( .00 .00 ) 261108 H21 .05+ .05+ 261106 D29 .18+ .03+ 261108 H21 .04- .11+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 11 08 21 04 07 17.392 +10 08 05.82 1.2818 2.2424 161.2 20.1 13.7 59 2026 11 08 22 04 07 16.058 +10 08 16.84 1.2819 2.2426 161.2 20.1 14.6 60 2026 11 08 23 04 07 14.723 +10 08 27.86 1.2819 2.2427 161.2 20.1 15.5 60 2026 11 09 00 04 07 13.386 +10 08 38.90 1.2819 2.2428 161.3 20.1 16.4 60 2026 11 09 01 04 07 12.048 +10 08 49.94 1.2819 2.2430 161.3 20.1 17.4 61 2026 11 09 02 04 07 10.708 +10 09 00.99 1.2819 2.2431 161.4 20.1 18.4 61 2026 11 09 03 04 07 09.367 +10 09 12.05 1.2819 2.2432 161.4 20.1 19.4 61 2026 11 09 04 04 07 08.024 +10 09 23.12 1.2819 2.2434 161.4 20.1 20.4 62 2026 11 09 05 04 07 06.680 +10 09 34.20 1.2820 2.2435 161.5 20.1 21.5 62 2026 11 09 06 04 07 05.334 +10 09 45.28 1.2820 2.2436 161.5 20.1 22.6 62 2026 11 09 07 04 07 03.986 +10 09 56.38 1.2820 2.2438 161.6 20.1 23.7 62 2026 11 09 08 04 07 02.637 +10 10 07.48 1.2820 2.2439 161.6 20.1 24.8 62 2026 11 09 09 04 07 01.287 +10 10 18.60 1.2820 2.2440 161.6 20.1 26.0 63 2026 11 09 10 04 06 59.935 +10 10 29.72 1.2821 2.2442 161.7 20.1 27.2 63 2026 11 09 11 04 06 58.581 +10 10 40.85 1.2821 2.2443 161.7 20.1 28.4 63 2026 11 09 12 04 06 57.226 +10 10 51.99 1.2821 2.2445 161.8 20.1 29.7 63 2026 11 09 13 04 06 55.870 +10 11 03.14 1.2821 2.2446 161.8 20.1 30.9 63 2026 11 09 14 04 06 54.512 +10 11 14.30 1.2821 2.2447 161.8 20.1 32.2 63 2026 11 09 15 04 06 53.152 +10 11 25.47 1.2822 2.2449 161.9 20.1 33.6 63 2026 11 09 16 04 06 51.791 +10 11 36.64 1.2822 2.2450 161.9 20.1 34.9 63 2026 11 09 17 04 06 50.429 +10 11 47.83 1.2822 2.2451 162.0 20.1 36.3 64 2026 11 09 18 04 06 49.065 +10 11 59.02 1.2822 2.2453 162.0 20.0 37.7 64 2026 11 09 19 04 06 47.700 +10 12 10.22 1.2822 2.2454 162.0 20.0 39.1 64 2026 11 09 20 04 06 46.333 +10 12 21.43 1.2823 2.2455 162.1 20.0 40.6 64 2026 11 09 21 04 06 44.965 +10 12 32.65 1.2823 2.2457 162.1 20.0 42.1 64 2026 11 09 22 04 06 43.595 +10 12 43.88 1.2823 2.2458 162.2 20.0 43.6 64 2026 11 09 23 04 06 42.224 +10 12 55.12 1.2823 2.2459 162.2 20.0 45.1 64 2026 11 10 00 04 06 40.852 +10 13 06.37 1.2824 2.2461 162.2 20.0 46.7 64 2026 11 10 01 04 06 39.478 +10 13 17.62 1.2824 2.2462 162.3 20.0 48.2 64 2026 11 10 02 04 06 38.102 +10 13 28.89 1.2824 2.2463 162.3 20.0 49.9 64 2026 11 10 03 04 06 36.725 +10 13 40.16 1.2824 2.2465 162.4 20.0 51.5 64 2026 11 10 04 04 06 35.347 +10 13 51.45 1.2825 2.2466 162.4 20.0 53.2 64 2026 11 10 05 04 06 33.968 +10 14 02.74 1.2825 2.2468 162.4 20.0 54.9 64 2026 11 10 06 04 06 32.587 +10 14 14.04 1.2825 2.2469 162.5 20.0 56.6 64 2026 11 10 07 04 06 31.204 +10 14 25.35 1.2826 2.2470 162.5 20.0 58.3 64 2026 11 10 08 04 06 29.820 +10 14 36.67 1.2826 2.2472 162.6 20.0 60.1 64 2026 11 10 09 04 06 28.435 +10 14 47.99 1.2826 2.2473 162.6 20.0 61.9 64 2026 11 10 10 04 06 27.048 +10 14 59.33 1.2826 2.2474 162.6 20.0 63.7 64 2026 11 10 11 04 06 25.661 +10 15 10.68 1.2827 2.2476 162.7 20.0 65.6 64 2026 11 10 12 04 06 24.271 +10 15 22.03 1.2827 2.2477 162.7 20.0 67.5 64 2026 11 10 13 04 06 22.880 +10 15 33.39 1.2827 2.2478 162.8 20.0 69.4 64 2026 11 10 14 04 06 21.488 +10 15 44.77 1.2828 2.2480 162.8 20.0 71.3 64 2026 11 10 15 04 06 20.095 +10 15 56.15 1.2828 2.2481 162.8 20.0 73.3 64 2026 11 10 16 04 06 18.700 +10 16 07.54 1.2828 2.2483 162.9 20.0 75.3 64 2026 11 10 17 04 06 17.304 +10 16 18.94 1.2829 2.2484 162.9 20.0 77.3 64 2026 11 10 18 04 06 15.907 +10 16 30.34 1.2829 2.2485 163.0 20.0 79.3 64 2026 11 10 19 04 06 14.508 +10 16 41.76 1.2829 2.2487 163.0 20.0 81.4 64 2026 11 10 20 04 06 13.108 +10 16 53.19 1.2830 2.2488 163.0 20.0 83.5 64