"Pseudo-MPEC" for CEPC4X2
Created 2026 Jun 20 9:35:04 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
CEPC4X2*1C2026 06 18.39390620 45 34.333+12 06 27.86 ~6IAK 20.76GVNEOCPG96
CEPC4X2 1C2026 06 18.40435120 45 37.220+12 07 16.28 ~6IAK 21.46GVNEOCPG96
CEPC4X2 1C2026 06 18.40957320 45 38.660+12 07 40.48 ~6IAK 20.73GVNEOCPG96
CEPC4X2 1C2026 06 18.45050820 45 50.000+12 10 51.06 ~6IB5 20.84GVNEOCPI52
CEPC4X2 1C2026 06 18.45161420 45 50.274+12 10 56.10 ~6IB5 21.45GVNEOCPI52
CEPC4X2 KC2026 06 18.60850220 46 36.871+12 23 52.94 ~6IFK 19.9 GWNEOCP474
CEPC4X2 KC2026 06 18.61221220 46 37.925+12 24 09.86 ~6IFK 20.8 GWNEOCP474
CEPC4X2 KC2026 06 18.62332520 46 41.002+12 25 01.96 ~6IFK 20.2 GWNEOCP474
CEPC4X2 KB2026 06 18.94608 20 48 16.13 +12 48 59.6 ~6J8K 20.5 GXNEOCPL04
CEPC4X2 KB2026 06 18.97118 20 48 23.23 +12 50 55.8 ~6J8K 20.8 GXNEOCPL04
CEPC4X2 KB2026 06 19.00747 20 48 33.35 +12 53 44.6 ~6JBZ 20.4 GXNEOCPM45
CEPC4X2 KB2026 06 19.01446 20 48 35.31 +12 54 17.1 ~6JBZ 20.6 GXNEOCPM45
CEPC4X2 0B2026 06 19.03019220 48 40.248+12 55 29.53 ~6J8o WNEOCP204
CEPC4X2 0B2026 06 19.05472520 48 47.151+12 57 23.12 ~6J8o 20.7 GWNEOCP204
CEPC4X2 KC2026 06 19.30287720 50 00.00 +13 16 32.9 ~6J7Z 21.2 GVNEOCPH21
CEPC4X2 KC2026 06 19.30576620 50 00.80 +13 16 46.6 ~6J7Z 20.9 GVNEOCPH21
CEPC4X2 1C2026 06 19.33196420 50 09.031+13 18 50.98 ~6J8K 20.76GVNEOCPI52
CEPC4X2 1C2026 06 19.33270120 50 09.240+13 18 54.25 ~6J8K 21.19GVNEOCPI52
CEPC4X2 KC2026 06 20.32028220 54 58.210+14 34 22.57 ~6K8Z 21.6 GWNEOCPH01
CEPC4X2 C2026 06 20.32700920 55 00.092+14 34 53.54 ~6K8Z 20.9 GWNEOCPH01
CEPC4X2 C2026 06 20.33427120 55 02.132+14 35 26.94 ~6K8Z 20.7 GWNEOCPH01
CEPC4X2 C2026 06 20.34242820 55 04.415+14 36 04.36 ~6K8Z 21.3 GWNEOCPH01
Station data:
(204) Schiaparelli Observatory (N45.868292 E8.769720) Italy. Observer L.
Buzzi. 0.84-m f/3.5 reflector + CCD.
(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.
(G96) Mt. Lemmon Survey (N32.442729 W110.788720)
US/Arizona. Observer E. J. Christensen. 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. 1.5-m reflector + 10K
CCD.
(H01) Magdalena Ridge Observatory, Socorro (N33.984833 W107.189333) US/New
Mexico. Observers W. H. Ryan, E. V. Ryan. Measurer W. H. Ryan. 2.4-m
f/8.9 reflector + 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.
(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.
(L04) ROASTERR-1 Observatory, Cluj-Napoca (N46.820952 E23.596400) Romania.
Observer L. Hudin. 0.1-m f/9 refractor + CCD.
(M45) Starhopper Observatory, Sfantu Gheorghe (N45.865494 E25.768890)
Romania. Observer F. Ursache. 0.41-m f/7.5 reflector + CMO.
Orbital elements: CEPC4X2
Perihelion 2026 Jul 12.722148 +/- 0.0753 TT = 17:19:53.5 (JD 2461234.222148)
Epoch 2026 Jun 20.0 TT = JDT 2461211.5 Earth MOID: 0.1608 AutoNEOCP
M 354.089034586 +/- 0.09 (J2000 ecliptic)
n 0.260141138 +/- 0.0036 Peri. 57.125704 +/- 0.09
a 2.430319424 +/- 0.0224 Node 242.232615 +/- 0.048
e 0.54313618 +/- 0.00395 Incl. 9.729684 +/- 0.045
P 3.78874 H 22.38 G 0.15 U 9.0
q 1.110325006 +/- 0.000633 Q 3.750313842 +/- 0.0442
From 22 observations 2026 June 18-20 (46.8 hr); mean residual 0".18
Residuals in arcseconds: 260618 G96 .22+ .17+ 260618 L04 .02+ .67+ 260619 I52 .12+ .11+ 260618 G96 .13+ .08- 260618 L04 .23+ .12+ 260619 I52 .15+ .04- 260618 G96 .05+ .20- 260619 M45 .08- .25- 260620 H01 .07+ .11- 260618 I52 .23+ .03+ 260619 M45 .06- .16- 260620 H01 .04- .03- 260618 I52 .25- .06- 260619 204 .39- .04- 260620 H01 .01+ .03+ 260618 474 .14- .07+ 260619 204 .10- .26- 260620 H01 .02- .03+ 260618 474 .11+ .27- 260619 H21 .10+ .12- 260618 474 .28- .15+ 260619 H21 .02- .20+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 06 20 10 20 55 24.998 +14 41 57.24 .21259 1.1420 121.6 21.1 .161 129 2026 06 20 11 20 55 37.202 +14 45 06.93 .21258 1.1419 121.6 21.1 .164 128 2026 06 20 12 20 55 49.407 +14 48 16.52 .21257 1.1418 121.5 21.1 .167 127 2026 06 20 13 20 56 01.613 +14 51 26.01 .21256 1.1417 121.5 21.1 .170 126 2026 06 20 14 20 56 13.819 +14 54 35.39 .21255 1.1416 121.5 21.1 .173 126 2026 06 20 15 20 56 26.026 +14 57 44.67 .21255 1.1414 121.4 21.1 .176 125 2026 06 20 16 20 56 38.234 +15 00 53.85 .21254 1.1413 121.4 21.1 .179 124 2026 06 20 17 20 56 50.442 +15 04 02.92 .21253 1.1412 121.3 21.1 .182 123 2026 06 20 18 20 57 02.651 +15 07 11.88 .21252 1.1411 121.3 21.1 .185 123 2026 06 20 19 20 57 14.861 +15 10 20.74 .21251 1.1410 121.3 21.1 .188 122 2026 06 20 20 20 57 27.071 +15 13 29.49 .21251 1.1409 121.2 21.1 .191 121 2026 06 20 21 20 57 39.282 +15 16 38.13 .21250 1.1408 121.2 21.1 .194 120 2026 06 20 22 20 57 51.494 +15 19 46.67 .21249 1.1406 121.1 21.1 .198 120 2026 06 20 23 20 58 03.705 +15 22 55.09 .21249 1.1405 121.1 21.2 .201 119 2026 06 21 00 20 58 15.918 +15 26 03.40 .21248 1.1404 121.1 21.2 .204 118 2026 06 21 01 20 58 28.131 +15 29 11.60 .21248 1.1403 121.0 21.2 .208 117 2026 06 21 02 20 58 40.345 +15 32 19.69 .21247 1.1402 121.0 21.2 .211 117 2026 06 21 03 20 58 52.559 +15 35 27.67 .21247 1.1401 120.9 21.2 .215 116 2026 06 21 04 20 59 04.773 +15 38 35.54 .21246 1.1400 120.9 21.2 .218 115 2026 06 21 05 20 59 16.988 +15 41 43.29 .21246 1.1399 120.9 21.2 .222 115 2026 06 21 06 20 59 29.203 +15 44 50.92 .21246 1.1397 120.8 21.2 .226 114 2026 06 21 07 20 59 41.419 +15 47 58.44 .21245 1.1396 120.8 21.2 .229 113 2026 06 21 08 20 59 53.635 +15 51 05.85 .21245 1.1395 120.7 21.2 .233 112 2026 06 21 09 21 00 05.852 +15 54 13.13 .21245 1.1394 120.7 21.2 .237 112 2026 06 21 10 21 00 18.069 +15 57 20.30 .21244 1.1393 120.7 21.2 .241 111 2026 06 21 11 21 00 30.286 +16 00 27.35 .21244 1.1392 120.6 21.2 .245 110 2026 06 21 12 21 00 42.504 +16 03 34.28 .21244 1.1391 120.6 21.2 .249 110 2026 06 21 13 21 00 54.722 +16 06 41.10 .21244 1.1390 120.5 21.2 .253 109 2026 06 21 14 21 01 06.940 +16 09 47.79 .21244 1.1389 120.5 21.2 .258 108 2026 06 21 15 21 01 19.159 +16 12 54.36 .21244 1.1387 120.5 21.2 .262 108 2026 06 21 16 21 01 31.378 +16 16 00.81 .21244 1.1386 120.4 21.2 .266 107 2026 06 21 17 21 01 43.597 +16 19 07.14 .21244 1.1385 120.4 21.2 .271 106 2026 06 21 18 21 01 55.816 +16 22 13.34 .21244 1.1384 120.4 21.2 .275 106 2026 06 21 19 21 02 08.035 +16 25 19.42 .21244 1.1383 120.3 21.2 .280 105 2026 06 21 20 21 02 20.255 +16 28 25.37 .21244 1.1382 120.3 21.2 .284 105 2026 06 21 21 21 02 32.475 +16 31 31.20 .21244 1.1381 120.2 21.2 .289 104 2026 06 21 22 21 02 44.695 +16 34 36.91 .21244 1.1380 120.2 21.2 .294 103 2026 06 21 23 21 02 56.915 +16 37 42.49 .21244 1.1379 120.2 21.2 .298 103 2026 06 22 00 21 03 09.136 +16 40 47.94 .21245 1.1378 120.1 21.2 .303 102 2026 06 22 01 21 03 21.356 +16 43 53.26 .21245 1.1377 120.1 21.2 .308 102 2026 06 22 02 21 03 33.577 +16 46 58.45 .21245 1.1375 120.0 21.2 .313 101 2026 06 22 03 21 03 45.797 +16 50 03.51 .21245 1.1374 120.0 21.2 .318 101 2026 06 22 04 21 03 58.018 +16 53 08.45 .21246 1.1373 120.0 21.2 .323 100 2026 06 22 05 21 04 10.239 +16 56 13.25 .21246 1.1372 119.9 21.2 .328 100 2026 06 22 06 21 04 22.459 +16 59 17.93 .21247 1.1371 119.9 21.2 .334 99 2026 06 22 07 21 04 34.680 +17 02 22.47 .21247 1.1370 119.8 21.2 .339 99 2026 06 22 08 21 04 46.901 +17 05 26.87 .21248 1.1369 119.8 21.2 .344 98 2026 06 22 09 21 04 59.121 +17 08 31.15 .21248 1.1368 119.8 21.2 .350 97