"Pseudo-MPEC" for A11EXt4
Created 2026 Jul 25 2:35:02 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
A11EXt4*0C2026 07 19.44457321 54 47.074+21 24 10.30 ~7NF5 17.69oVNEOCPT08
A11EXt4 0C2026 07 19.44548621 54 54.110+21 24 48.10 ~7NF5 17.80oVNEOCPT08
A11EXt4 0C2026 07 19.44640021 55 00.883+21 25 23.77 ~7NF5 17.94oVNEOCPT08
A11EXt4 0C2026 07 19.44873421 55 18.353+21 26 55.82 ~7NF5 17.41oVNEOCPT08
A11EXt4 0C2026 07 19.48466121 59 52.272+21 50 29.65 ~7NF5 17.62oVNEOCPT08
A11EXt4 0C2026 07 19.48840722 00 21.053+21 52 54.91 ~7NF5 17.74oVNEOCPT08
Station data:
(T08) ATLAS-MLO, Mauna Loa (N19.536150 W155.576050) US/Hawaii. 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: A11EXt4
Perihelion 2026 Sep 14.110122 +/- 10.7 TT = 2:38:34.5 (JD 2461297.610122)
Epoch 2026 Jul 19.0 TT = JDT 2461240.5 Earth MOID: 0.0012 AutoNEOCP
M 316.205238670 +/- 13 (J2000 ecliptic)
n 0.766847624 +/- 0.186 Peri. 244.708812 +/- 12
a 1.182124807 +/- 0.191 Node 118.404861 +/- 1.3
e 0.23699693 +/- 0.138 Incl. 5.019465 +/- 1.4
P 1.285/469.446d H 27.52 G 0.15 U 11.6 SR
q 0.901964853 +/- 0.0295 Q 1.462284762 +/- 0.592
From 6 observations 2026 July 19 (63.1 min); mean residual 1".25
Residuals in arcseconds: 260719 T08 1.9- 1.2- 260719 T08 .32+ .26+ 260719 T08 2.3+ .86+ 260719 T08 1.1+ .60+ 260719 T08 .33+ .34+ 260719 T08 2.2- .84- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 07 25 03 06 11 48.877 +04 21 59.75 .01928 0.9998 34.0 26?? 993' 62 2026 07 25 04 06 12 10.492 +04 19 15.13 .01944 0.9996 34.0 26?? 992' 62 2026 07 25 05 06 12 31.759 +04 16 33.23 .01960 0.9995 34.0 26?? 992' 62 2026 07 25 06 06 12 52.686 +04 13 54.02 .01976 0.9994 33.9 26?? 992' 62 2026 07 25 07 06 13 13.282 +04 11 17.41 .01992 0.9992 33.9 26?? 992' 62 2026 07 25 08 06 13 33.554 +04 08 43.35 .02008 0.9991 33.9 26?? 991' 62 2026 07 25 09 06 13 53.511 +04 06 11.78 .02024 0.9989 33.9 26?? 991' 62 2026 07 25 10 06 14 13.160 +04 03 42.65 .02040 0.9988 33.9 26?? 991' 62 2026 07 25 11 06 14 32.507 +04 01 15.90 .02057 0.9987 33.9 26?? 990' 62 2026 07 25 12 06 14 51.561 +03 58 51.49 .02073 0.9985 33.8 26?? 990' 62 2026 07 25 13 06 15 10.327 +03 56 29.35 .02089 0.9984 33.8 26?? 990' 62 2026 07 25 14 06 15 28.813 +03 54 09.43 .02105 0.9982 33.8 26?? 990' 62 2026 07 25 15 06 15 47.024 +03 51 51.70 .02121 0.9981 33.8 26?? 989' 62 2026 07 25 16 06 16 04.968 +03 49 36.10 .02137 0.9980 33.8 26?? 989' 62 2026 07 25 17 06 16 22.649 +03 47 22.58 .02153 0.9978 33.8 26?? 989' 62 2026 07 25 18 06 16 40.075 +03 45 11.11 .02169 0.9977 33.8 26?? 989' 62 2026 07 25 19 06 16 57.250 +03 43 01.64 .02185 0.9975 33.7 26?? 988' 62 2026 07 25 20 06 17 14.180 +03 40 54.13 .02201 0.9974 33.7 26?? 988' 62 2026 07 25 21 06 17 30.871 +03 38 48.53 .02217 0.9973 33.7 26?? 988' 62 2026 07 25 22 06 17 47.328 +03 36 44.81 .02234 0.9971 33.7 26?? 987' 62 2026 07 25 23 06 18 03.555 +03 34 42.92 .02250 0.9970 33.7 26?? 987' 62 2026 07 26 00 06 18 19.558 +03 32 42.84 .02266 0.9969 33.7 26?? 987' 62 2026 07 26 01 06 18 35.342 +03 30 44.52 .02282 0.9967 33.7 27?? 987' 62 2026 07 26 02 06 18 50.911 +03 28 47.94 .02298 0.9966 33.7 27?? 986' 62 2026 07 26 03 06 19 06.270 +03 26 53.04 .02314 0.9964 33.7 27?? 986' 62 2026 07 26 04 06 19 21.422 +03 24 59.81 .02330 0.9963 33.7 27?? 986' 62 2026 07 26 05 06 19 36.373 +03 23 08.20 .02347 0.9962 33.7 27?? 986' 62 2026 07 26 06 06 19 51.127 +03 21 18.19 .02363 0.9960 33.7 27?? 985' 62 2026 07 26 07 06 20 05.687 +03 19 29.74 .02379 0.9959 33.6 27?? 985' 62 2026 07 26 08 06 20 20.058 +03 17 42.83 .02395 0.9957 33.6 27?? 985' 62 2026 07 26 09 06 20 34.243 +03 15 57.43 .02411 0.9956 33.6 27?? 985' 62 2026 07 26 10 06 20 48.247 +03 14 13.50 .02427 0.9955 33.6 27?? 984' 62 2026 07 26 11 06 21 02.072 +03 12 31.02 .02444 0.9953 33.6 27?? 984' 62 2026 07 26 12 06 21 15.723 +03 10 49.95 .02460 0.9952 33.6 27?? 984' 62 2026 07 26 13 06 21 29.202 +03 09 10.29 .02476 0.9950 33.6 27?? 984' 62 2026 07 26 14 06 21 42.514 +03 07 31.99 .02492 0.9949 33.6 27?? 983' 62 2026 07 26 15 06 21 55.661 +03 05 55.03 .02508 0.9948 33.6 27?? 983' 62 2026 07 26 16 06 22 08.647 +03 04 19.40 .02525 0.9946 33.6 27?? 983' 62 2026 07 26 17 06 22 21.475 +03 02 45.05 .02541 0.9945 33.6 27?? 983' 62 2026 07 26 18 06 22 34.148 +03 01 11.98 .02557 0.9944 33.6 27?? 982' 62 2026 07 26 19 06 22 46.668 +02 59 40.16 .02573 0.9942 33.6 27?? 982' 62 2026 07 26 20 06 22 59.040 +02 58 09.56 .02589 0.9941 33.6 27?? 982' 62 2026 07 26 21 06 23 11.264 +02 56 40.16 .02606 0.9939 33.6 27?? 982' 62 2026 07 26 22 06 23 23.346 +02 55 11.95 .02622 0.9938 33.6 27?? 981' 62 2026 07 26 23 06 23 35.286 +02 53 44.90 .02638 0.9937 33.6 27?? 981' 62 2026 07 27 00 06 23 47.088 +02 52 18.98 .02654 0.9935 33.6 27?? 981' 62 2026 07 27 01 06 23 58.754 +02 50 54.19 .02671 0.9934 33.6 27?? 981' 62 2026 07 27 02 06 24 10.287 +02 49 30.51 .02687 0.9933 33.6 27?? 980' 62