"Pseudo-MPEC" for A11CDyX
Created 2026 May 21 2:35:02 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
A11CDyX*0C2026 05 18.04346210 45 49.526-33 40 41.84 ~5I5K 19.71cVNEOCPW68
A11CDyX 0C2026 05 18.04631610 45 50.016-33 40 35.69 ~5I5K 19.50cVNEOCPW68
A11CDyX 0C2026 05 18.05200610 45 51.002-33 40 22.19 ~5I5K 19.53cVNEOCPW68
A11CDyX 0C2026 05 18.06233410 45 52.805-33 39 55.80 ~5I5K 19.45cVNEOCPW68
A11CDyX 2C2026 05 18.87857810 48 30.964-33 07 05.55 ~5IM5 19.9 GWNEOCPJ04
A11CDyX 2C2026 05 18.88003010 48 31.209-33 07 01.75 ~5IM5 19.1 GWNEOCPJ04
A11CDyX |C2026 05 18.95499010 48 47.320-33 03 23.00 ~5J0Z 19.7 GVNEOCP807
A11CDyX |C2026 05 18.96021010 48 48.280-33 03 09.70 ~5J0Z 19.7 GVNEOCP807
A11CDyX |C2026 05 18.96544210 48 49.200-33 02 57.10 ~5J0Z 20.3 GVNEOCP807
A11CDyX 0B2026 05 19.79197510 51 36.145-32 27 39.07 ~5JN5 WNEOCPM21
A11CDyX 0B2026 05 19.81025110 51 39.625-32 26 50.13 ~5JN5 20.0 GWNEOCPM21
A11CDyX 0B2026 05 19.82183410 51 41.856-32 26 19.15 ~5JN5 WNEOCPM21
A11CDyX |C2026 05 19.95472010 52 11.480-32 20 26.10 ~5K0Z 19.5 GVNEOCP807
A11CDyX |C2026 05 19.95995010 52 12.500-32 20 12.40 ~5K0Z 19.3 GVNEOCP807
A11CDyX 2C2026 05 19.96378910 52 13.23 -32 20 02.2 ~5K7K 19.2 GVNEOCPW85
A11CDyX 2C2026 05 19.96512310 52 13.49 -32 19 58.8 ~5K7K 19.2 GVNEOCPW85
A11CDyX |C2026 05 19.96517010 52 13.510-32 19 58.70 ~5K0Z 19.3 GVNEOCP807
A11CDyX 2C2026 05 19.96645710 52 13.75 -32 19 55.3 ~5K7K 19.2 GVNEOCPW85
A11CDyX 2C2026 05 19.96779210 52 14.01 -32 19 51.9 ~5K7K 19.2 GVNEOCPW85
A11CDyX 1B2026 05 20.75505910 55 02.494-31 44 32.57 ~5KIo 19.3 VZNEOCPM49
A11CDyX 1B2026 05 20.76042710 55 03.576-31 44 17.66 ~5KIo 19.5 VZNEOCPM49
A11CDyX 1B2026 05 20.76579510 55 04.654-31 44 02.83 ~5KIo 19.4 VZNEOCPM49
Station data:
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + CCD.
(J04) ESA Optical Ground Station, Tenerife (N28.300957 W16.511820) Canary
Islands (Spain). Observer M. Micheli. Measurers M. Micheli, D. Koschny,
E. Schwab, M. Busch, A. Knöfel. 1.0-m f/4.4 reflector + CCD.
(M21) Schiaparelli Southern Observatory, Hakos (S23.236549 E16.361440)
Namibia. Observers A. Aletti, F. Bellini, L. Buzzi, G. Galli. Measurer L.
Buzzi. 0.36-m f/8.4 reflector + CCD.
(M49) IAS Remote Observatory, Hakos (S23.236549 E16.361720) Namibia.
Observers D. Husar, M. Junius. Measurer D. Husar. 0.25-m f/4.6 reflector +
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.
(W85) Cerro Tololo-LCO A (S30.167404 W70.804810) Chile. Observer J. D.
Armstrong. Measurer T. Lister. 1.0-m f/8 Ritchey-Chrétien + CCD.
Orbital elements: A11CDyX
Perihelion 2026 Jun 12.243429 +/- 0.0144 TT = 5:50:32.2 (JD 2461203.743429)
Epoch 2026 May 20.0 TT = JDT 2461180.5 Earth MOID: 0.0719 Ju: 0.9433
M 354.542405448 +/- 0.12 (J2000 ecliptic) AutoNEOCP
n 0.234801613 +/- 0.00562 Peri. 2.999357 +/- 0.016
a 2.602167996 +/- 0.0415 Node 251.335958 +/- 0.051
e 0.58277710 +/- 0.00643 Incl. 18.586159 +/- 0.11
P 4.19762 H 20.60 G 0.15 U 9.3
q 1.085684054 +/- 0.000602 Q 4.118651938 +/- 0.0824
From 22 observations 2026 May 18-20; mean residual 0".19
Residuals in arcseconds: 260518 W68 .01+ .60+ 260518 807 .25- .30- 260519 807 .08+ .01+ 260518 W68 .05- .21- 260519 M21 .28+ .26- 260519 W85 .04- .03+ 260518 W68 .07- .61- 260519 M21 .03+ .05+ 260519 W85 .02- .07- 260518 W68 .02+ .48+ 260519 M21 .08+ .06+ 260520 M49 .06- .03- 260518 J04 .07+ .10- 260519 807 .01+ .01+ 260520 M49 .05- .06+ 260518 J04 .17- .03+ 260519 807 .09+ .01+ 260520 M49 .10- .05+ 260518 807 .11+ .14- 260519 W85 .08- .14+ 260518 807 .19+ .16+ 260519 W85 .06- .04+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 05 21 03 10 56 24.543 -31 27 18.63 .22128 1.1206 114.1 19.6 .017 84 2026 05 21 04 10 56 33.872 -31 25 21.62 .22106 1.1205 114.1 19.6 .018 92 2026 05 21 05 10 56 43.221 -31 23 24.37 .22085 1.1203 114.0 19.6 .020 98 2026 05 21 06 10 56 52.591 -31 21 26.86 .22063 1.1202 114.0 19.6 .022 104 2026 05 21 07 10 57 01.982 -31 19 29.09 .22041 1.1201 114.0 19.6 .024 108 2026 05 21 08 10 57 11.393 -31 17 31.08 .22019 1.1199 114.0 19.6 .026 112 2026 05 21 09 10 57 20.826 -31 15 32.80 .21998 1.1198 114.0 19.6 .029 115 2026 05 21 10 10 57 30.279 -31 13 34.28 .21976 1.1197 114.0 19.6 .031 118 2026 05 21 11 10 57 39.753 -31 11 35.49 .21954 1.1196 114.0 19.6 .034 120 2026 05 21 12 10 57 49.247 -31 09 36.45 .21933 1.1194 114.0 19.6 .037 122 2026 05 21 13 10 57 58.763 -31 07 37.15 .21911 1.1193 114.0 19.6 .040 124 2026 05 21 14 10 58 08.300 -31 05 37.60 .21889 1.1192 114.0 19.6 .043 125 2026 05 21 15 10 58 17.857 -31 03 37.78 .21868 1.1191 114.0 19.6 .047 127 2026 05 21 16 10 58 27.436 -31 01 37.70 .21846 1.1189 114.0 19.6 .050 128 2026 05 21 17 10 58 37.035 -30 59 37.37 .21825 1.1188 114.0 19.6 .053 129 2026 05 21 18 10 58 46.656 -30 57 36.77 .21803 1.1187 114.0 19.6 .057 129 2026 05 21 19 10 58 56.297 -30 55 35.91 .21781 1.1186 114.0 19.6 .061 130 2026 05 21 20 10 59 05.960 -30 53 34.79 .21760 1.1184 114.0 19.6 .064 131 2026 05 21 21 10 59 15.643 -30 51 33.40 .21738 1.1183 114.0 19.6 .068 131 2026 05 21 22 10 59 25.348 -30 49 31.75 .21717 1.1182 114.0 19.6 .072 132 2026 05 21 23 10 59 35.074 -30 47 29.83 .21695 1.1181 114.0 19.6 .076 132 2026 05 22 00 10 59 44.821 -30 45 27.65 .21674 1.1179 114.0 19.5 .080 132 2026 05 22 01 10 59 54.589 -30 43 25.20 .21652 1.1178 114.0 19.5 .084 133 2026 05 22 02 11 00 04.378 -30 41 22.49 .21631 1.1177 114.0 19.5 .088 133 2026 05 22 03 11 00 14.188 -30 39 19.51 .21609 1.1176 114.0 19.5 .092 133 2026 05 22 04 11 00 24.020 -30 37 16.25 .21588 1.1174 114.0 19.5 .096 133 2026 05 22 05 11 00 33.873 -30 35 12.73 .21566 1.1173 114.0 19.5 .101 134 2026 05 22 06 11 00 43.748 -30 33 08.94 .21545 1.1172 114.0 19.5 .105 134 2026 05 22 07 11 00 53.643 -30 31 04.88 .21523 1.1171 114.0 19.5 .109 134 2026 05 22 08 11 01 03.560 -30 29 00.54 .21502 1.1170 114.0 19.5 .114 134 2026 05 22 09 11 01 13.498 -30 26 55.93 .21481 1.1168 113.9 19.5 .119 134 2026 05 22 10 11 01 23.458 -30 24 51.05 .21459 1.1167 113.9 19.5 .123 134 2026 05 22 11 11 01 33.439 -30 22 45.90 .21438 1.1166 113.9 19.5 .128 134 2026 05 22 12 11 01 43.442 -30 20 40.47 .21416 1.1165 113.9 19.5 .133 134 2026 05 22 13 11 01 53.466 -30 18 34.76 .21395 1.1163 113.9 19.5 .138 134 2026 05 22 14 11 02 03.511 -30 16 28.78 .21374 1.1162 113.9 19.5 .143 134 2026 05 22 15 11 02 13.578 -30 14 22.52 .21352 1.1161 113.9 19.5 .148 135 2026 05 22 16 11 02 23.667 -30 12 15.98 .21331 1.1160 113.9 19.5 .153 135 2026 05 22 17 11 02 33.777 -30 10 09.17 .21310 1.1159 113.9 19.5 .158 135 2026 05 22 18 11 02 43.908 -30 08 02.07 .21289 1.1157 113.9 19.5 .163 135 2026 05 22 19 11 02 54.061 -30 05 54.69 .21267 1.1156 113.9 19.5 .168 135 2026 05 22 20 11 03 04.236 -30 03 47.04 .21246 1.1155 113.9 19.5 .174 135 2026 05 22 21 11 03 14.432 -30 01 39.10 .21225 1.1154 113.9 19.5 .179 135 2026 05 22 22 11 03 24.650 -29 59 30.88 .21204 1.1153 113.9 19.5 .185 135 2026 05 22 23 11 03 34.890 -29 57 22.37 .21182 1.1152 113.9 19.5 .190 135 2026 05 23 00 11 03 45.152 -29 55 13.58 .21161 1.1150 113.9 19.5 .196 134 2026 05 23 01 11 03 55.435 -29 53 04.50 .21140 1.1149 113.9 19.5 .201 134 2026 05 23 02 11 04 05.740 -29 50 55.14 .21119 1.1148 113.9 19.5 .207 134