"Pseudo-MPEC" for X89940
Created 2026 Aug 18 10:35:20 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
X89940 0C2026 08 15.46337223 27 48.684-01 16 55.61 ~8GDZ 20.53iUNEOCPI41
X89940 * C2026 08 15.75594323 27 44.913-01 12 36.36 ~8FNZ 20.50RVNEOCPD29
X89940 C2026 08 15.77008423 27 44.664-01 12 24.12 ~8FNZ 20.64RVNEOCPD29
X89940 C2026 08 15.78422623 27 44.390-01 12 11.73 ~8FNZ 20.37RVNEOCPD29
X89940 KC2026 08 16.03125223 27 41.06 -01 08 35.6 ~8G1o 19.7 GXNEOCPL01
X89940 KC2026 08 16.03568723 27 41.06 -01 08 33.0 ~8G1o 20.3 GXNEOCPL01
X89940 KC2026 08 16.03993623 27 40.91 -01 08 28.9 ~8G1o 20.4 GXNEOCPL01
X89940 KC2026 08 18.27274423 27 03.34 -00 35 50.8 ~8I75 20.5 GVNEOCPH21
X89940 KC2026 08 18.27554223 27 03.28 -00 35 48.2 ~8I75 20.8 GVNEOCPH21
X89940 KC2026 08 18.27833923 27 03.22 -00 35 45.7 ~8I75 20.6 GVNEOCPH21
X89940 KC2026 08 18.28113523 27 03.16 -00 35 43.3 ~8I75 20.5 GVNEOCPH21
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.
(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.
(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.
(L01) Višnjan Observatory, Tičan (N45.290897 E13.749300) Croatia.
Observers K. Korlević, L. Poropat. Measurer K. Korlevic. 1.0-m f/2.9
reflector + CCD.
Orbital elements: X89940
Perihelion 2026 Sep 3.307331 +/- 6.3 TT = 7:22:33.4 (JD 2461286.807331)
Epoch 2026 Aug 18.0 TT = JDT 2461270.5 Earth MOID: 0.6019 AutoNEOCP
M 356.525211232 +/- 1.4 (J2000 ecliptic)
n 0.213081386 +/- 0.0154 Peri. 15.689767 +/- 3.5
a 2.776125143 +/- 0.134 Node 329.150597 +/- 0.31
e 0.42078651 +/- 0.0208 Incl. 9.717633 +/- 0.33
P 4.62550 H 19.72 G 0.15 U 9.9
q 1.607969117 +/- 0.0206 Q 3.944281169 +/- 0.248
From 11 observations 2026 Aug. 15-18; mean residual 0".34
Residuals in arcseconds: 260815 I41 .21+ .24- 260816 L01 .36- .60+ 260818 H21 .04- .02+ 260815 D29 .30- .46+ 260816 L01 .87+ .71- 260818 H21 .04+ .09+ 260815 D29 .08- .22+ 260816 L01 .20- .36- 260818 H21 .13+ .05+ 260815 D29 .24- .12+ 260818 H21 .13- .14- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 08 18 11 23 26 59.555 -00 33 00.41 .64585 1.6140 152.8 20.7 .357 120 2026 08 18 12 23 26 58.735 -00 32 24.16 .64570 1.6140 152.9 20.7 .382 115 2026 08 18 13 23 26 57.911 -00 31 47.92 .64555 1.6139 152.9 20.7 .411 110 2026 08 18 14 23 26 57.084 -00 31 11.68 .64540 1.6139 152.9 20.7 .443 106 2026 08 18 15 23 26 56.253 -00 30 35.46 .64525 1.6139 153.0 20.7 .478 102 2026 08 18 16 23 26 55.419 -00 29 59.25 .64509 1.6138 153.0 20.7 .516 98 2026 08 18 17 23 26 54.581 -00 29 23.04 .64494 1.6138 153.1 20.7 .557 96 2026 08 18 18 23 26 53.739 -00 28 46.85 .64479 1.6138 153.1 20.7 .599 93 2026 08 18 19 23 26 52.894 -00 28 10.66 .64464 1.6137 153.1 20.7 .644 91 2026 08 18 20 23 26 52.046 -00 27 34.49 .64449 1.6137 153.2 20.7 .691 89 2026 08 18 21 23 26 51.194 -00 26 58.32 .64434 1.6137 153.2 20.7 .739 87 2026 08 18 22 23 26 50.338 -00 26 22.16 .64419 1.6137 153.3 20.7 .789 85 2026 08 18 23 23 26 49.479 -00 25 46.01 .64404 1.6136 153.3 20.7 .840 84 2026 08 19 00 23 26 48.616 -00 25 09.87 .64389 1.6136 153.3 20.7 .894 82 2026 08 19 01 23 26 47.750 -00 24 33.74 .64374 1.6136 153.4 20.7 .948 81 2026 08 19 02 23 26 46.880 -00 23 57.62 .64360 1.6135 153.4 20.7 1.00 80 2026 08 19 03 23 26 46.007 -00 23 21.51 .64345 1.6135 153.4 20.7 1.06 79 2026 08 19 04 23 26 45.130 -00 22 45.40 .64330 1.6135 153.5 20.7 1.12 78 2026 08 19 05 23 26 44.250 -00 22 09.31 .64315 1.6134 153.5 20.7 1.18 77 2026 08 19 06 23 26 43.366 -00 21 33.23 .64300 1.6134 153.6 20.7 1.24 77 2026 08 19 07 23 26 42.479 -00 20 57.15 .64286 1.6134 153.6 20.7 1.30 76 2026 08 19 08 23 26 41.588 -00 20 21.09 .64271 1.6134 153.6 20.7 1.37 75 2026 08 19 09 23 26 40.694 -00 19 45.03 .64256 1.6133 153.7 20.7 1.43 75 2026 08 19 10 23 26 39.796 -00 19 08.99 .64242 1.6133 153.7 20.7 1.50 74 2026 08 19 11 23 26 38.894 -00 18 32.95 .64227 1.6133 153.7 20.7 1.57 73 2026 08 19 12 23 26 37.990 -00 17 56.92 .64213 1.6132 153.8 20.7 1.64 73 2026 08 19 13 23 26 37.081 -00 17 20.91 .64198 1.6132 153.8 20.7 1.71 72 2026 08 19 14 23 26 36.170 -00 16 44.90 .64184 1.6132 153.9 20.7 1.78 72 2026 08 19 15 23 26 35.254 -00 16 08.90 .64169 1.6131 153.9 20.7 1.85 72 2026 08 19 16 23 26 34.336 -00 15 32.92 .64155 1.6131 153.9 20.7 1.92 71 2026 08 19 17 23 26 33.414 -00 14 56.94 .64140 1.6131 154.0 20.7 2.00 71 2026 08 19 18 23 26 32.488 -00 14 20.97 .64126 1.6131 154.0 20.7 2.07 70 2026 08 19 19 23 26 31.559 -00 13 45.01 .64111 1.6130 154.1 20.7 2.15 70 2026 08 19 20 23 26 30.626 -00 13 09.06 .64097 1.6130 154.1 20.7 2.23 70 2026 08 19 21 23 26 29.690 -00 12 33.12 .64083 1.6130 154.1 20.7 2.31 70 2026 08 19 22 23 26 28.751 -00 11 57.20 .64068 1.6129 154.2 20.7 2.39 69 2026 08 19 23 23 26 27.808 -00 11 21.28 .64054 1.6129 154.2 20.7 2.47 69 2026 08 20 00 23 26 26.862 -00 10 45.37 .64040 1.6129 154.2 20.7 2.55 69 2026 08 20 01 23 26 25.912 -00 10 09.47 .64026 1.6129 154.3 20.7 2.64 68 2026 08 20 02 23 26 24.959 -00 09 33.58 .64012 1.6128 154.3 20.7 2.72 68 2026 08 20 03 23 26 24.002 -00 08 57.70 .63997 1.6128 154.4 20.7 2.81 68 2026 08 20 04 23 26 23.042 -00 08 21.83 .63983 1.6128 154.4 20.6 2.90 68 2026 08 20 05 23 26 22.079 -00 07 45.97 .63969 1.6127 154.4 20.6 2.99 68 2026 08 20 06 23 26 21.112 -00 07 10.12 .63955 1.6127 154.5 20.6 3.08 67 2026 08 20 07 23 26 20.142 -00 06 34.29 .63941 1.6127 154.5 20.6 3.17 67 2026 08 20 08 23 26 19.168 -00 05 58.46 .63927 1.6127 154.5 20.6 3.26 67 2026 08 20 09 23 26 18.191 -00 05 22.64 .63913 1.6126 154.6 20.6 3.35 67 2026 08 20 10 23 26 17.211 -00 04 46.83 .63899 1.6126 154.6 20.6 3.45 67