"Pseudo-MPEC" for A11DPEM
Created 2026 Jun 22 19:35:03 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
A11DPEM*0C2026 06 22.26826021 43 32.986-10 32 36.74 ~6M8Z 19.12oVNEOCPW68
A11DPEM 0C2026 06 22.27006621 43 33.074-10 32 05.32 ~6M8Z 19.23oVNEOCPW68
A11DPEM 0C2026 06 22.27322421 43 33.110-10 31 13.37 ~6M8Z 18.96oVNEOCPW68
A11DPEM 0C2026 06 22.27953721 43 33.264-10 29 30.19 ~6M8Z 19.25oVNEOCPW68
A11DPEM 1C2026 06 22.37149121 43 59.934-10 16 54.73 ~6M9K 19.99GVNEOCPI52
A11DPEM 1C2026 06 22.37166121 43 59.945-10 16 51.56 ~6M9K 19.28GVNEOCPI52
A11DPEM 1C2026 06 22.37183021 43 59.902-10 16 48.94 ~6M9K 20.54GVNEOCPI52
A11DPEM 1C2026 06 22.37200021 43 59.952-10 16 46.02 ~6M9K 20.17GVNEOCPI52
A11DPEM 1B2026 06 22.37326621 43 32.358-10 04 30.11 ~6MCo 19.1 GXNEOCPW79
A11DPEM 1B2026 06 22.37563421 43 32.317-10 03 53.42 ~6MCo 19.5 GXNEOCPW79
A11DPEM 1B2026 06 22.37800921 43 32.292-10 03 16.18 ~6MCo 19.3 GXNEOCPW79
A11DPEM KC2026 06 22.66087821 44 45.770-08 54 48.06 ~6MGK 19.5 GWNEOCP474
A11DPEM KC2026 06 22.66286521 44 45.713-08 54 23.11 ~6MGK 19.5 GWNEOCP474
A11DPEM KC2026 06 22.66683621 44 45.708-08 53 33.79 ~6MGK 19.7 GWNEOCP474
A11DPEM KC2026 06 22.66882121 44 45.708-08 53 08.70 ~6MGK 19.0 GWNEOCP474
Station data:
(474) Mount John Observatory, Lake Tekapo (S43.987385 E170.464960) New
Zealand. Observers A. C. Gilmore, P. M. Kilmartin. Measurer P. M.
Kilmartin. 1.0-m f/7.7 reflector + CCD.
(I52) Steward Observatory, Mt. Lemmon Station (N32.442570 W110.788920)
US/Arizona. Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D.
C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. K. Hogan, R. A.
Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C.
Shelly, K. W. Wierzchoś. 1.0-m prime focus + 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.
(W79) Cerro Tololo-LCO Aqawan B {#}1 (S30.167669 W70.804650) Chile.
Observers T. Lister, J. Chatelain, E. Gomez, S. Greenstreet, I. Kosic.
Measurer T. Lister. 0.4-m f/8.0 Schmidt-Cassegrain + CCD.
Orbital elements: A11DPEM
Perihelion 2026 Jun 6.162934 +/- 0.00125 TT = 3:54:37.5 (JD 2461197.662934)
Epoch 2026 Jun 22.0 TT = JDT 2461213.5 Earth MOID: 0.0025 AutoNEOCP
M 4.876940124 +/- 0.020 (J2000 ecliptic)
n 0.307944682 +/- 0.00126 Peri. 341.383900 +/- 0.009
a 2.171805404 +/- 0.00592 Node 270.318987 +/- 0.00025
e 0.53817373 +/- 0.00128 Incl. 2.923238 +/- 0.0011
P 3.20060 H 27.28 G 0.15 U 8.3
q 1.002996775 +/- 5.16e-5 Q 3.340614034 +/- 0.0119
From 15 observations 2026 June 22 (9.6 hr); mean residual 0".41
Residuals in arcseconds: 260622 W68 .73- 1.0- 260622 I52 .01- .10- 260622 W79 .32+ .05+ 260622 W68 .06+ .61+ 260622 I52 .70- .10- 260622 474 .60+ .30+ 260622 W68 .21- .54+ 260622 I52 .01- .19+ 260622 474 .22- .24+ 260622 W68 .82+ .03- 260622 W79 .31+ .40+ 260622 474 .24- .34- 260622 I52 .13- .64- 260622 W79 .21+ .01- 260622 474 .20- .17- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 06 22 20 21 45 13.890 -08 26 25.35 .01434 1.0246 125.2 20.1 0.99 10 2026 06 22 21 21 45 21.119 -08 18 37.85 .01453 1.0247 125.2 20.1 1.27 11 2026 06 22 22 21 45 28.149 -08 11 02.52 .01472 1.0248 125.2 20.2 1.57 11 2026 06 22 23 21 45 34.987 -08 03 38.89 .01491 1.0249 125.1 20.2 1.88 11 2026 06 23 00 21 45 41.642 -07 56 26.52 .01510 1.0250 125.1 20.2 2.21 11 2026 06 23 01 21 45 48.119 -07 49 25.00 .01529 1.0251 125.1 20.2 2.55 11 2026 06 23 02 21 45 54.426 -07 42 33.93 .01548 1.0253 125.0 20.3 2.90 11 2026 06 23 03 21 46 00.570 -07 35 52.94 .01567 1.0254 125.0 20.3 3.27 11 2026 06 23 04 21 46 06.554 -07 29 21.65 .01587 1.0255 125.0 20.3 3.64 11 2026 06 23 05 21 46 12.387 -07 22 59.73 .01606 1.0256 124.9 20.3 4.02 11 2026 06 23 06 21 46 18.072 -07 16 46.85 .01625 1.0257 124.9 20.4 4.42 11 2026 06 23 07 21 46 23.616 -07 10 42.69 .01644 1.0258 124.9 20.4 4.82 11 2026 06 23 08 21 46 29.023 -07 04 46.97 .01663 1.0259 124.9 20.4 5.22 11 2026 06 23 09 21 46 34.297 -06 58 59.39 .01682 1.0260 124.9 20.5 5.63 11 2026 06 23 10 21 46 39.444 -06 53 19.68 .01701 1.0261 124.8 20.5 6.05 12 2026 06 23 11 21 46 44.466 -06 47 47.58 .01721 1.0262 124.8 20.5 6.47 12 2026 06 23 12 21 46 49.370 -06 42 22.85 .01740 1.0263 124.8 20.5 6.90 12 2026 06 23 13 21 46 54.158 -06 37 05.24 .01759 1.0265 124.8 20.6 7.33 12 2026 06 23 14 21 46 58.834 -06 31 54.52 .01778 1.0266 124.8 20.6 7.76 12 2026 06 23 15 21 47 03.401 -06 26 50.48 .01797 1.0267 124.8 20.6 8.19 12 2026 06 23 16 21 47 07.864 -06 21 52.91 .01816 1.0268 124.8 20.6 8.62 12 2026 06 23 17 21 47 12.225 -06 17 01.61 .01836 1.0269 124.7 20.6 9.06 12 2026 06 23 18 21 47 16.488 -06 12 16.38 .01855 1.0270 124.7 20.7 9.50 12 2026 06 23 19 21 47 20.655 -06 07 37.04 .01874 1.0271 124.7 20.7 9.93 12 2026 06 23 20 21 47 24.730 -06 03 03.41 .01893 1.0272 124.7 20.7 10.4 12 2026 06 23 21 21 47 28.714 -05 58 35.32 .01912 1.0273 124.7 20.7 10.8 12 2026 06 23 22 21 47 32.612 -05 54 12.62 .01932 1.0275 124.7 20.8 11.2 12 2026 06 23 23 21 47 36.424 -05 49 55.13 .01951 1.0276 124.7 20.8 11.7 12 2026 06 24 00 21 47 40.155 -05 45 42.71 .01970 1.0277 124.7 20.8 12.1 12 2026 06 24 01 21 47 43.805 -05 41 35.21 .01989 1.0278 124.7 20.8 12.6 12 2026 06 24 02 21 47 47.378 -05 37 32.50 .02008 1.0279 124.7 20.8 13.0 12 2026 06 24 03 21 47 50.875 -05 33 34.44 .02028 1.0280 124.7 20.9 13.4 12 2026 06 24 04 21 47 54.299 -05 29 40.90 .02047 1.0281 124.7 20.9 13.9 12 2026 06 24 05 21 47 57.651 -05 25 51.75 .02066 1.0282 124.7 20.9 14.3 12 2026 06 24 06 21 48 00.934 -05 22 06.88 .02085 1.0284 124.7 20.9 14.7 12 2026 06 24 07 21 48 04.149 -05 18 26.16 .02105 1.0285 124.7 20.9 15.1 12 2026 06 24 08 21 48 07.298 -05 14 49.49 .02124 1.0286 124.7 21.0 15.6 12 2026 06 24 09 21 48 10.384 -05 11 16.76 .02143 1.0287 124.7 21.0 16.0 12 2026 06 24 10 21 48 13.406 -05 07 47.86 .02162 1.0288 124.7 21.0 16.4 12 2026 06 24 11 21 48 16.368 -05 04 22.70 .02182 1.0289 124.7 21.0 16.8 12 2026 06 24 12 21 48 19.271 -05 01 01.17 .02201 1.0291 124.7 21.0 17.2 12 2026 06 24 13 21 48 22.116 -04 57 43.19 .02220 1.0292 124.7 21.1 17.7 12 2026 06 24 14 21 48 24.904 -04 54 28.66 .02239 1.0293 124.7 21.1 18.1 12 2026 06 24 15 21 48 27.637 -04 51 17.49 .02258 1.0294 124.7 21.1 18.5 12 2026 06 24 16 21 48 30.317 -04 48 09.61 .02278 1.0295 124.7 21.1 18.9 12 2026 06 24 17 21 48 32.944 -04 45 04.93 .02297 1.0296 124.7 21.1 19.3 12 2026 06 24 18 21 48 35.520 -04 42 03.36 .02316 1.0297 124.8 21.1 19.7 12 2026 06 24 19 21 48 38.047 -04 39 04.84 .02335 1.0299 124.8 21.2 20.1 12