"Pseudo-MPEC" for P22n4PB
Created 2026 May 13 18:35:06 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P22n4PB 0C2026 04 17.43268813 23 07.756-22 20 59.15 ~5D4Z 21.99GVNEOCPF52
P22n4PB 0C2026 04 17.45465213 23 07.548-22 20 43.71 ~5D4Z 21.58GVNEOCPF52
P22n4PB 0C2026 04 17.46565713 23 07.430-22 20 35.55 ~5D4Z 21.49GVNEOCPF52
P22n4PB 1C2026 05 08.18577413 32 21.822-13 50 31.81 ~5D0o 22.31GVNEOCPG96
P22n4PB 1C2026 05 08.19132813 32 22.135-13 50 18.06 ~5D0o 21.31GVNEOCPG96
P22n4PB*0C2026 05 12.33974413 38 13.250-10 34 19.76 ~5CAK 20.70wXNEOCPF52
P22n4PB 0C2026 05 12.35194213 38 14.198-10 33 41.25 ~5CAK 20.66wXNEOCPF52
P22n4PB 0C2026 05 12.36420613 38 15.144-10 33 02.44 ~5CAK 20.88wXNEOCPF52
P22n4PB 0C2026 05 12.37643313 38 16.093-10 32 23.81 ~5CAK 21.30wXNEOCPF52
P22n4PB 0C2026 05 12.43397713 38 20.621-10 29 20.10 ~5CGZ 21.88GVNEOCPF52
P22n4PB 0C2026 05 12.43461113 38 20.667-10 29 18.10 ~5CGZ 21.29GVNEOCPF52
P22n4PB 0C2026 05 12.43524513 38 20.726-10 29 15.89 ~5CGZ 20.94GVNEOCPF52
P22n4PB 0C2026 05 12.43587913 38 20.770-10 29 14.02 ~5CGZ 20.64GVNEOCPF52
P22n4PB |C2026 05 12.95901013 39 20.160-10 00 11.30 ~5D0Z 20.8 GVNEOCP807
P22n4PB |C2026 05 12.96629013 39 20.840-09 59 47.80 ~5D0Z 20.6 GVNEOCP807
P22n4PB |C2026 05 12.97358013 39 21.520-09 59 24.40 ~5D0Z 20.9 GVNEOCP807
P22n4PB 1C2026 05 13.29085013 39 51.820-09 43 01.60 ~5D85 20.6 RVNEOCP691
P22n4PB 1C2026 05 13.29924013 39 52.570-09 42 33.90 ~5D85 21.0 RVNEOCP691
P22n4PB 1C2026 05 13.30762013 39 53.320-09 42 05.80 ~5D85 20.8 RVNEOCP691
Station data:
(691) Steward Observatory, Kitt Peak - Spacewatch (N31.962174 W111.600327)
US/Arizona. Observer J. V. Scotti. 0.9-m f/3 reflector + CCD.
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + CCD.
(F52) Pan-STARRS 2, Haleakala (N20.707382 W156.255910) US/Hawaii.
Observers J. Herman, T. Lowe, P. Minguez, A. Schultz, I. Smith. Measurers
K. Chambers, T. de Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E.
Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chrétien +
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.
Orbital elements: P22n4PB
Perihelion 2026 Jun 20.068846 +/- 0.000593 TT = 1:39:08.2 (JD 2461211.568846)
Epoch 2026 May 13.0 TT = JDT 2461173.5 Earth MOID: 0.0745 AutoNEOCP
M 348.210880801 +/- 0.013 (J2000 ecliptic)
n 0.309678925 +/- 0.000349 Peri. 40.926874 +/- 0.0032
a 2.163689554 +/- 0.00163 Node 228.495403 +/- 0.0015
e 0.51548483 +/- 0.000359 Incl. 7.580754 +/- 0.0039
P 3.18268 H 23.97 G 0.15 U 7.4
q 1.048340396 +/- 1.31e-5 Q 3.279038713 +/- 0.00324
From 19 observations 2026 Apr. 17-May 13; mean residual 0".61
Residuals in arcseconds: 260417 F52 .07- .01+ 260512 F52 .28- .81- 260512 807 .32- 1.0- 260417 F52 .11+ .14- 260512 F52 .25- .96- 260512 807 .43- 1.1- 260417 F52 .03- .13+ 260512 F52 .22- .91- 260513 691 .20- .75- 260508 G96 .26- .35- 260512 F52 .29- .94- 260513 691 .14- 1.2- 260508 G96 .13+ .49- 260512 F52 .17- .76- 260513 691 .12- 1.2- 260512 F52 .29- .81- 260512 F52 .27- .93- 260512 F52 .24- .81- 260512 807 .14- 1.0- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 05 13 19 13 40 49.146 -09 14 09.59 .14024 1.1382 154.0 21.1 .114 117 2026 05 13 20 13 40 53.926 -09 11 46.85 .14006 1.1380 154.0 21.1 .118 118 2026 05 13 21 13 40 58.724 -09 09 23.79 .13989 1.1379 154.0 21.1 .122 118 2026 05 13 22 13 41 03.538 -09 07 00.41 .13971 1.1377 153.9 21.1 .126 118 2026 05 13 23 13 41 08.369 -09 04 36.70 .13954 1.1375 153.9 21.1 .130 119 2026 05 14 00 13 41 13.217 -09 02 12.68 .13937 1.1373 153.8 21.1 .134 119 2026 05 14 01 13 41 18.083 -08 59 48.33 .13919 1.1371 153.8 21.1 .138 120 2026 05 14 02 13 41 22.965 -08 57 23.65 .13902 1.1369 153.8 21.1 .142 120 2026 05 14 03 13 41 27.864 -08 54 58.65 .13884 1.1367 153.7 21.1 .146 120 2026 05 14 04 13 41 32.781 -08 52 33.32 .13867 1.1365 153.7 21.1 .150 121 2026 05 14 05 13 41 37.714 -08 50 07.66 .13850 1.1364 153.7 21.1 .154 121 2026 05 14 06 13 41 42.665 -08 47 41.68 .13832 1.1362 153.6 21.1 .158 121 2026 05 14 07 13 41 47.634 -08 45 15.36 .13815 1.1360 153.6 21.1 .162 122 2026 05 14 08 13 41 52.619 -08 42 48.72 .13798 1.1358 153.5 21.1 .166 122 2026 05 14 09 13 41 57.622 -08 40 21.75 .13781 1.1356 153.5 21.1 .171 122 2026 05 14 10 13 42 02.643 -08 37 54.45 .13763 1.1354 153.5 21.0 .175 123 2026 05 14 11 13 42 07.681 -08 35 26.81 .13746 1.1352 153.4 21.0 .179 123 2026 05 14 12 13 42 12.737 -08 32 58.85 .13729 1.1351 153.4 21.0 .183 123 2026 05 14 13 13 42 17.810 -08 30 30.55 .13712 1.1349 153.3 21.0 .188 123 2026 05 14 14 13 42 22.901 -08 28 01.91 .13695 1.1347 153.3 21.0 .192 124 2026 05 14 15 13 42 28.010 -08 25 32.95 .13678 1.1345 153.3 21.0 .197 124 2026 05 14 16 13 42 33.136 -08 23 03.65 .13660 1.1343 153.2 21.0 .201 124 2026 05 14 17 13 42 38.280 -08 20 34.01 .13643 1.1341 153.2 21.0 .205 124 2026 05 14 18 13 42 43.443 -08 18 04.03 .13626 1.1340 153.2 21.0 .210 125 2026 05 14 19 13 42 48.623 -08 15 33.72 .13609 1.1338 153.1 21.0 .214 125 2026 05 14 20 13 42 53.821 -08 13 03.07 .13592 1.1336 153.1 21.0 .219 125 2026 05 14 21 13 42 59.037 -08 10 32.08 .13575 1.1334 153.0 21.0 .224 125 2026 05 14 22 13 43 04.272 -08 08 00.76 .13558 1.1332 153.0 21.0 .228 126 2026 05 14 23 13 43 09.524 -08 05 29.09 .13541 1.1330 153.0 21.0 .233 126 2026 05 15 00 13 43 14.795 -08 02 57.08 .13524 1.1328 152.9 21.0 .237 126 2026 05 15 01 13 43 20.084 -08 00 24.73 .13507 1.1327 152.9 21.0 .242 126 2026 05 15 02 13 43 25.391 -07 57 52.04 .13490 1.1325 152.8 21.0 .247 127 2026 05 15 03 13 43 30.717 -07 55 19.00 .13473 1.1323 152.8 21.0 .252 127 2026 05 15 04 13 43 36.061 -07 52 45.63 .13456 1.1321 152.8 21.0 .256 127 2026 05 15 05 13 43 41.424 -07 50 11.90 .13439 1.1319 152.7 21.0 .261 127 2026 05 15 06 13 43 46.805 -07 47 37.83 .13423 1.1318 152.7 21.0 .266 127 2026 05 15 07 13 43 52.205 -07 45 03.42 .13406 1.1316 152.6 21.0 .271 128 2026 05 15 08 13 43 57.623 -07 42 28.66 .13389 1.1314 152.6 21.0 .276 128 2026 05 15 09 13 44 03.060 -07 39 53.55 .13372 1.1312 152.6 21.0 .281 128 2026 05 15 10 13 44 08.516 -07 37 18.09 .13355 1.1310 152.5 21.0 .286 128 2026 05 15 11 13 44 13.991 -07 34 42.29 .13338 1.1308 152.5 21.0 .291 129 2026 05 15 12 13 44 19.484 -07 32 06.13 .13322 1.1307 152.5 21.0 .296 129 2026 05 15 13 13 44 24.997 -07 29 29.63 .13305 1.1305 152.4 21.0 .301 129 2026 05 15 14 13 44 30.528 -07 26 52.77 .13288 1.1303 152.4 21.0 .306 129 2026 05 15 15 13 44 36.079 -07 24 15.56 .13272 1.1301 152.3 21.0 .311 129 2026 05 15 16 13 44 41.649 -07 21 38.00 .13255 1.1299 152.3 21.0 .316 130 2026 05 15 17 13 44 47.238 -07 19 00.08 .13238 1.1298 152.3 21.0 .322 130 2026 05 15 18 13 44 52.846 -07 16 21.82 .13222 1.1296 152.2 21.0 .327 130