"Pseudo-MPEC" for XL0909A
Created 2026 Sep 10 9:35:20 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
XL0909A*KC2026 09 09.76444422 16 09.643-10 35 25.12 ~9A2K 17.5 GXNEOCPN88
XL0909A KC2026 09 09.76906222 16 13.930-10 29 01.82 ~9A2K 17.3 GXNEOCPN88
XL0909A KC2026 09 09.77366922 16 18.257-10 22 38.53 ~9A2K 17.7 GXNEOCPN88
XL0909A 0C2026 09 10.28277222 24 01.404-00 19 16.39 ~9A8Z 17.83cVNEOCPW68
XL0909A 0C2026 09 10.30026122 24 12.554-00 02 25.08 ~9A8Z 17.68cVNEOCPW68
XL0909A 0C2026 09 10.30839722 24 17.818+00 05 22.38 ~9A8Z 17.46cVNEOCPW68
XL0909A 0C2026 09 10.31155722 24 19.846+00 08 22.52 ~9A8Z 17.89cVNEOCPW68
Station data:
(N88) Xingming Observatory #3, Nanshan (N43.471784 E87.173220) China.
Observer X. Gao. Measurer Q.-Z. Ye. 0.6-m f/8 Ritchey-Chrétien + CCD.
(W68) ATLAS Chile, Rio Hurtado (S30.471010 W70.764980) Chile. Observers L.
Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L. Denneau, N.
Erasmus, A. Fitzsimmons, J. Robinson, R. Siverd, J. Tonry, H. Weiland.
0.5-m f/2.0 Schmidt + CCD.
Orbital elements: XL0909A
Perihelion 2026 Aug 2.750724 +/- 0.186 TT = 18:01:02.5 (JD 2461255.250724)
Epoch 2026 Sep 10.0 TT = JDT 2461293.5 Earth MOID: 0.0086 AutoNEOCP
M 18.739721057 +/- 0.50 (J2000 ecliptic)
n 0.489936622 +/- 0.0111 Peri. 313.038732 +/- 0.16
a 1.593588228 +/- 0.0242 Node 346.520405 +/- 0.0030
e 0.42018762 +/- 0.0097 Incl. 13.575164 +/- 0.21
P 2.012/734.775d H 26.08 G 0.15 U 9.7
q 0.923982180 +/- 0.00159 Q 2.263194277 +/- 0.0498
From 7 observations 2026 Sept. 9-10 (13.1 hr); mean residual 0".45
Residuals in arcseconds: 260909 N88 .38+ .49- 260910 W68 .07- .08- 260910 W68 .05- .12+ 260909 N88 .28- .67- 260910 W68 .10- .52- 260909 N88 .09- 1.2+ 260910 W68 .22+ .45+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 10 10 22 26 02.793 +01 40 11.61 .01631 1.0229 166.4 18.0 8.96 120 2026 09 10 11 22 26 31.837 +02 16 37.87 .01653 1.0231 166.2 18.0 9.20 117 2026 09 10 12 22 27 00.120 +02 52 04.69 .01676 1.0233 165.9 18.0 9.43 114 2026 09 10 13 22 27 27.672 +03 26 33.97 .01699 1.0235 165.7 18.1 9.68 110 2026 09 10 14 22 27 54.519 +04 00 07.59 .01722 1.0237 165.4 18.1 9.95 106 2026 09 10 15 22 28 20.689 +04 32 47.38 .01746 1.0239 165.1 18.2 10.3 102 2026 09 10 16 22 28 46.207 +05 04 35.08 .01769 1.0240 164.9 18.2 10.6 97 2026 09 10 17 22 29 11.096 +05 35 32.41 .01793 1.0242 164.6 18.2 11.0 93 2026 09 10 18 22 29 35.381 +06 05 41.02 .01817 1.0244 164.3 18.3 11.5 89 2026 09 10 19 22 29 59.082 +06 35 02.52 .01841 1.0246 164.0 18.3 12.0 85 2026 09 10 20 22 30 22.221 +07 03 38.44 .01865 1.0248 163.7 18.4 12.6 81 2026 09 10 21 22 30 44.817 +07 31 30.29 .01889 1.0250 163.4 18.4 13.2 78 2026 09 10 22 22 31 06.889 +07 58 39.51 .01914 1.0252 163.1 18.4 13.9 74 2026 09 10 23 22 31 28.455 +08 25 07.49 .01938 1.0254 162.8 18.5 14.6 71 2026 09 11 00 22 31 49.533 +08 50 55.58 .01963 1.0256 162.6 18.5 15.4 68 2026 09 11 01 22 32 10.138 +09 16 05.08 .01987 1.0258 162.3 18.5 16.3 65 2026 09 11 02 22 32 30.288 +09 40 37.24 .02012 1.0260 162.0 18.6 17.1 63 2026 09 11 03 22 32 49.995 +10 04 33.26 .02037 1.0262 161.7 18.6 18.0 61 2026 09 11 04 22 33 09.276 +10 27 54.32 .02062 1.0264 161.4 18.6 19.0 59 2026 09 11 05 22 33 28.144 +10 50 41.53 .02087 1.0266 161.2 18.7 19.9 57 2026 09 11 06 22 33 46.611 +11 12 55.97 .02113 1.0268 160.9 18.7 20.9 55 2026 09 11 07 22 34 04.692 +11 34 38.69 .02138 1.0270 160.6 18.8 21.9 53 2026 09 11 08 22 34 22.397 +11 55 50.69 .02163 1.0272 160.4 18.8 22.9 52 2026 09 11 09 22 34 39.738 +12 16 32.93 .02189 1.0274 160.1 18.8 24.0 50 2026 09 11 10 22 34 56.727 +12 36 46.35 .02215 1.0276 159.8 18.9 25.0 49 2026 09 11 11 22 35 13.375 +12 56 31.85 .02240 1.0278 159.6 18.9 26.1 48 2026 09 11 12 22 35 29.690 +13 15 50.29 .02266 1.0280 159.3 18.9 27.2 47 2026 09 11 13 22 35 45.685 +13 34 42.51 .02292 1.0282 159.1 19.0 28.2 46 2026 09 11 14 22 36 01.367 +13 53 09.31 .02318 1.0284 158.9 19.0 29.3 45 2026 09 11 15 22 36 16.746 +14 11 11.45 .02344 1.0286 158.6 19.0 30.4 44 2026 09 11 16 22 36 31.832 +14 28 49.70 .02370 1.0288 158.4 19.0 31.5 43 2026 09 11 17 22 36 46.631 +14 46 04.76 .02396 1.0290 158.2 19.1 32.5 42 2026 09 11 18 22 37 01.153 +15 02 57.34 .02422 1.0292 158.0 19.1 33.6 41 2026 09 11 19 22 37 15.405 +15 19 28.09 .02448 1.0294 157.7 19.1 34.7 41 2026 09 11 20 22 37 29.395 +15 35 37.66 .02475 1.0296 157.5 19.2 35.8 40 2026 09 11 21 22 37 43.130 +15 51 26.68 .02501 1.0298 157.3 19.2 36.8 39 2026 09 11 22 22 37 56.617 +16 06 55.74 .02527 1.0300 157.1 19.2 37.9 39 2026 09 11 23 22 38 09.862 +16 22 05.42 .02554 1.0302 156.9 19.3 39.0 38 2026 09 12 00 22 38 22.873 +16 36 56.28 .02580 1.0304 156.7 19.3 40.0 38 2026 09 12 01 22 38 35.656 +16 51 28.85 .02607 1.0306 156.5 19.3 41.1 37 2026 09 12 02 22 38 48.216 +17 05 43.65 .02633 1.0308 156.3 19.3 42.1 37 2026 09 12 03 22 39 00.559 +17 19 41.19 .02660 1.0310 156.1 19.4 43.1 36 2026 09 12 04 22 39 12.692 +17 33 21.94 .02687 1.0312 155.9 19.4 44.2 36 2026 09 12 05 22 39 24.619 +17 46 46.38 .02714 1.0314 155.8 19.4 45.2 36 2026 09 12 06 22 39 36.346 +17 59 54.95 .02740 1.0316 155.6 19.5 46.2 35 2026 09 12 07 22 39 47.877 +18 12 48.09 .02767 1.0318 155.4 19.5 47.2 35 2026 09 12 08 22 39 59.219 +18 25 26.22 .02794 1.0320 155.2 19.5 48.2 35 2026 09 12 09 22 40 10.375 +18 37 49.74 .02821 1.0322 155.1 19.5 49.2 34