"Pseudo-MPEC" for P22i1Qa
Created 2025 Dec 10 13:35:15 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P22i1Qa 1C2025 10 30.32897404 35 04.600-03 17 27.10 ~C8JK 21.51GVNEOCPG96
P22i1Qa 1C2025 10 30.33412204 35 04.484-03 17 28.03 ~C8JK 21.33GVNEOCPG96
P22i1Qa C2025 11 28.37535704 17 50.553-03 52 29.48 ~BSDK 20.77GVNEOCPF52
P22i1Qa* C2025 11 28.38643104 17 50.064-03 52 28.50 ~BSAo 21.26wXNEOCPF52
P22i1Qa C2025 11 28.39757804 17 49.585-03 52 27.53 ~BSAo 21.11wXNEOCPF52
P22i1Qa C2025 11 28.49114704 17 45.502-03 52 19.06 ~BSJ5 20.81GVNEOCPF51
P22i1Qa C2025 11 28.49179404 17 45.475-03 52 19.01 ~BSJ5 20.94GVNEOCPF51
P22i1Qa 0C2025 12 08.22701004 11 05.600-03 27 50.20 ~C8B5 20.7 RVNEOCP291
P22i1Qa 0C2025 12 08.23149004 11 05.410-03 27 48.90 ~C8B5 20.4 RVNEOCP291
P22i1Qa 0C2025 12 08.23597004 11 05.230-03 27 48.10 ~C8B5 20.6 RVNEOCP291
P22i1Qa |C2025 12 09.03779604 10 33.870-03 24 51.40 ~C91Z 20.8 GVNEOCP807
P22i1Qa |C2025 12 09.04325004 10 33.630-03 24 50.00 ~C91Z 21.1 GVNEOCP807
P22i1Qa |C2025 12 09.04869004 10 33.420-03 24 49.00 ~C91Z 21.2 GVNEOCP807
Station data:
(291) LPL/Spacewatch II (N31.961669 W111.599905) US/Arizona. Observers J.
V. Scotti, R. S. McMillan. 1.8-m f/2.7 reflector + CCD.
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + CCD.
(F51) Pan-STARRS 1, Haleakala (N20.707234 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.
(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: P22i1Qa
Perihelion 2026 Jan 1.306637 +/- 0.213 TT = 7:21:33.4 (JD 2461041.806637)
Epoch 2025 Dec 9.0 TT = JDT 2461018.5 Ju: 0.2166 AutoNEOCP
M 357.568693087 +/- 0.022 (J2000 ecliptic)
n 0.104318222 +/- 6.91e-6 Peri. 302.822553 +/- 0.051
a 4.469194582 +/- 0.000197 Node 126.489237 +/- 0.0055
e 0.32685593 +/- 4.52e-5 Incl. 18.839853 +/- 0.0013
P 9.44809 H 16.58 G 0.15 U 4.9
q 3.008411813 +/- 0.000212 Q 5.929977350 +/- 0.00037
From 13 observations 2025 Oct. 30-Dec. 9; mean residual 0".12
Residuals in arcseconds: 251030 G96 .09- .06- 251128 F51 .00 .01+ 251209 807 .18+ .23- 251030 G96 .09+ .06+ 251128 F51 .02+ .00 251209 807 .13- .03- 251128 F52 .02+ .01+ 251208 291 .03+ .01- 251209 807 .00 .22- 251128 F52 .08- .00 251208 291 .07- .34+ 251128 F52 .03+ .02- 251208 291 .02- .20+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 12 10 14 04 09 33.967 -03 18 58.25 2.1179 3.0109 149.9 21.2 .184 17 2025 12 10 15 04 09 32.376 -03 18 48.29 2.1180 3.0109 149.9 21.2 .185 17 2025 12 10 16 04 09 30.785 -03 18 38.31 2.1182 3.0109 149.9 21.2 .186 17 2025 12 10 17 04 09 29.195 -03 18 28.31 2.1183 3.0109 149.9 21.2 .187 17 2025 12 10 18 04 09 27.606 -03 18 18.29 2.1185 3.0109 149.8 21.2 .188 17 2025 12 10 19 04 09 26.019 -03 18 08.25 2.1186 3.0109 149.8 21.2 .189 17 2025 12 10 20 04 09 24.432 -03 17 58.18 2.1188 3.0109 149.8 21.2 .190 17 2025 12 10 21 04 09 22.847 -03 17 48.10 2.1189 3.0109 149.8 21.2 .191 17 2025 12 10 22 04 09 21.262 -03 17 37.99 2.1191 3.0109 149.7 21.2 .192 17 2025 12 10 23 04 09 19.678 -03 17 27.87 2.1193 3.0108 149.7 21.2 .193 17 2025 12 11 00 04 09 18.096 -03 17 17.72 2.1194 3.0108 149.7 21.2 .194 17 2025 12 11 01 04 09 16.515 -03 17 07.56 2.1196 3.0108 149.7 21.2 .196 17 2025 12 11 02 04 09 14.934 -03 16 57.37 2.1197 3.0108 149.6 21.2 .197 17 2025 12 11 03 04 09 13.355 -03 16 47.17 2.1199 3.0108 149.6 21.2 .198 17 2025 12 11 04 04 09 11.777 -03 16 36.94 2.1200 3.0108 149.6 21.2 .199 18 2025 12 11 05 04 09 10.199 -03 16 26.69 2.1202 3.0108 149.6 21.2 .200 18 2025 12 11 06 04 09 08.623 -03 16 16.42 2.1204 3.0108 149.5 21.2 .201 18 2025 12 11 07 04 09 07.048 -03 16 06.13 2.1205 3.0108 149.5 21.2 .202 18 2025 12 11 08 04 09 05.474 -03 15 55.82 2.1207 3.0108 149.5 21.2 .203 18 2025 12 11 09 04 09 03.901 -03 15 45.49 2.1208 3.0108 149.5 21.2 .204 18 2025 12 11 10 04 09 02.329 -03 15 35.14 2.1210 3.0107 149.4 21.2 .205 18 2025 12 11 11 04 09 00.758 -03 15 24.77 2.1212 3.0107 149.4 21.2 .206 18 2025 12 11 12 04 08 59.188 -03 15 14.38 2.1213 3.0107 149.4 21.2 .207 18 2025 12 11 13 04 08 57.620 -03 15 03.97 2.1215 3.0107 149.3 21.2 .208 18 2025 12 11 14 04 08 56.052 -03 14 53.54 2.1216 3.0107 149.3 21.2 .209 18 2025 12 11 15 04 08 54.486 -03 14 43.08 2.1218 3.0107 149.3 21.2 .211 18 2025 12 11 16 04 08 52.920 -03 14 32.61 2.1220 3.0107 149.3 21.2 .212 18 2025 12 11 17 04 08 51.356 -03 14 22.12 2.1221 3.0107 149.2 21.2 .213 18 2025 12 11 18 04 08 49.793 -03 14 11.60 2.1223 3.0107 149.2 21.2 .214 18 2025 12 11 19 04 08 48.230 -03 14 01.07 2.1225 3.0107 149.2 21.2 .215 19 2025 12 11 20 04 08 46.669 -03 13 50.52 2.1226 3.0107 149.2 21.2 .216 19 2025 12 11 21 04 08 45.110 -03 13 39.94 2.1228 3.0106 149.1 21.2 .217 19 2025 12 11 22 04 08 43.551 -03 13 29.35 2.1230 3.0106 149.1 21.2 .218 19 2025 12 11 23 04 08 41.993 -03 13 18.73 2.1231 3.0106 149.1 21.2 .219 19 2025 12 12 00 04 08 40.436 -03 13 08.09 2.1233 3.0106 149.0 21.2 .220 19 2025 12 12 01 04 08 38.881 -03 12 57.44 2.1235 3.0106 149.0 21.2 .222 19 2025 12 12 02 04 08 37.327 -03 12 46.76 2.1236 3.0106 149.0 21.2 .223 19 2025 12 12 03 04 08 35.773 -03 12 36.06 2.1238 3.0106 149.0 21.2 .224 19 2025 12 12 04 04 08 34.221 -03 12 25.35 2.1240 3.0106 148.9 21.2 .225 19 2025 12 12 05 04 08 32.670 -03 12 14.61 2.1241 3.0106 148.9 21.2 .226 19 2025 12 12 06 04 08 31.120 -03 12 03.85 2.1243 3.0106 148.9 21.2 .227 19 2025 12 12 07 04 08 29.572 -03 11 53.07 2.1245 3.0106 148.9 21.2 .228 19 2025 12 12 08 04 08 28.024 -03 11 42.27 2.1246 3.0105 148.8 21.2 .229 19 2025 12 12 09 04 08 26.478 -03 11 31.46 2.1248 3.0105 148.8 21.2 .230 19 2025 12 12 10 04 08 24.932 -03 11 20.62 2.1250 3.0105 148.8 21.2 .232 20 2025 12 12 11 04 08 23.388 -03 11 09.76 2.1251 3.0105 148.7 21.2 .233 20 2025 12 12 12 04 08 21.845 -03 10 58.88 2.1253 3.0105 148.7 21.2 .234 20 2025 12 12 13 04 08 20.304 -03 10 47.98 2.1255 3.0105 148.7 21.2 .235 20