"Pseudo-MPEC" for A11Hfh5
Created 2026 Sep 27 16:37:15 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
A11Hfh5*0C2026 09 23.24142323 43 22.733-61 32 46.28 ~9NGL 17.15oVNEOCPW68
A11Hfh5 0C2026 09 23.25141823 43 23.719-61 29 41.10 ~9NGL 17.42oVNEOCPW68
A11Hfh5 0C2026 09 23.25457423 43 24.002-61 28 42.10 ~9NGL 17.29oVNEOCPW68
A11Hfh5 0C2026 09 23.26478423 43 25.018-61 25 31.30 ~9NGL 17.47oVNEOCPW68
A11Hfh5 1C2026 09 23.54157 23 44 50.37 -59 58 02.5 ~9O2F VNEOCPQ62
A11Hfh5 1C2026 09 23.54363 23 44 50.54 -59 57 21.7 ~9O2F VNEOCPQ62
A11Hfh5 1C2026 09 23.54573 23 44 50.74 -59 56 40.6 ~9O2F VNEOCPQ62
A11Hfh5 1C2026 09 23.54777 23 44 50.90 -59 56 00.0 ~9O2F 17.1 GVNEOCPQ62
A11Hfh5 KB2026 09 24.06034123 46 59.677-56 51 02.21 ~9OBm 17.8 VZNEOCPY05
A11Hfh5 KB2026 09 24.06891823 47 00.279-56 47 41.30 ~9OBm 17.0 VZNEOCPY05
A11Hfh5 KB2026 09 24.07735923 47 00.776-56 44 22.88 ~9OBm 18.0 VZNEOCPY05
A11Hfh5 KB2026 09 24.47887 23 48 34.39 -53 52 23.4 ~9ODa 17.7 VZNEOCPE94
A11Hfh5 KB2026 09 24.48030 23 48 34.52 -53 51 44.4 ~9ODa 17.7 VZNEOCPE94
A11Hfh5 KC2026 09 24.48108 23 48 46.04 -53 51 21.6 ~9ODa 17.0 GVNEOCPE23
A11Hfh5 KB2026 09 24.48184 23 48 34.71 -53 51 02.1 ~9ODa 17.8 VZNEOCPE94
A11Hfh5 KC2026 09 24.48734 23 48 46.64 -53 48 33.7 ~9ODa 17.0 GVNEOCPE23
A11Hfh5 KC2026 09 24.49358 23 48 47.26 -53 45 45.6 ~9ODa 17.2 GVNEOCPE23
A11Hfh5 KC2026 09 24.53392 23 48 50.83 -53 27 22.5 ~9OFD 17.0 GVNEOCPE23
A11Hfh5 KC2026 09 24.54018 23 48 51.36 -53 24 28.8 ~9OFD 16.8 GVNEOCPE23
A11Hfh5 KC2026 09 24.54642 23 48 51.88 -53 21 34.9 ~9OFD 16.9 GVNEOCPE23
A11Hfh5 KB2026 09 26.03355423 54 56.946-38 03 17.49 ~9QDT 16.6 VZNEOCPY05
A11Hfh5 KB2026 09 26.03628123 54 57.172-38 01 08.40 ~9QDT 16.3 VZNEOCPY05
A11Hfh5 KB2026 09 26.03894723 54 57.380-37 59 02.02 ~9QDT 16.1 VZNEOCPY05
A11Hfh5 KB2026 09 26.19790523 55 28.591-35 52 36.70 ~9QDT 15.8 RZNEOCPW05
A11Hfh5 KB2026 09 26.19893523 55 28.680-35 51 44.06 ~9QDT 15.6 RZNEOCPW05
A11Hfh5 KB2026 09 26.19993123 55 28.759-35 50 54.28 ~9QDT 15.8 RZNEOCPW05
Station data:
(E23) Arcadia (S33.621197 E151.071190) Australia/NSW. Observer A. Hidas.
0.35-m f/1.9 reflector + CCD.
(E94) Gisborne (Possum Observatory) (S38.629920 E177.883310) New Zealand.
Observer J. Drummond. 0.41-m f/4.5 Newtonian reflector + CCD.
(Q62) iTelescope Observatory, Siding Spring (S31.273286 E149.064420)
Australia/NSW. Observer H. Sato. 0.30-m f/9 reflector + CCD.
(W05) Tree Gate Farm Observatory, Starkville (N33.347635 W88.732810)
US/Mississippi. Observer J.-F. Gout. 0.5-m f/1.5 reflector + CMOS.
(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.
(Y05) SONEAR Wykrota-CEAMIG, Serra da Piedade (S19.824251 W43.690000)
Brazil. Observer C. Jacques. 0.45-m f/2.9 reflector + CMO.
Orbital elements: A11Hfh5
Perihelion 2026 Sep 27.313527 +/- 0.00242 TT = 7:31:28.7 (JD 2461310.813527)
Epoch 2026 Sep 26.0 TT = JDT 2461309.5 Earth MOID: 0.0197 AutoNEOCP
M 359.638711408 +/- 0.0019 (J2000 ecliptic)
n 0.275052180 +/- 0.000998 Peri. 358.964826 +/- 0.0032
a 2.341671594 +/- 0.00566 Node 4.625870 +/- 0.00008
e 0.56361770 +/- 0.00104 Incl. 17.594313 +/- 0.019
P 3.58335 H 22.74 G 0.15 U 8.1
q 1.021864024 +/- 2.73e-5 Q 3.661479164 +/- 0.0113
From 26 observations 2026 Sept. 23-26; mean residual 0".22
Residuals in arcseconds: 260923 W68 .50- .34- 260924 Y05 .47+ .24+ 260924 E23 .15- .10- 260923 W68 .04+ .24- 260924 Y05 .07+ .32+ 260924 E23 .11- .10+ 260923 W68 .05- .07+ 260924 E94 .07- .06+ 260926 Y05 .21- .15- 260923 W68 .11+ .22+ 260924 E94 .08- .02+ 260926 Y05 .03+ .19- 260923 Q62 .30- .05+ 260924 E23 .40+ .00 260926 Y05 .14+ .22- 260923 Q62 .27- .23+ 260924 E94 .36+ .24+ 260926 W05 .09- .20- 260923 Q62 .02- .13- 260924 E23 .11+ .24- 260926 W05 .03- .56+ 260923 Q62 .04- .14+ 260924 E23 .18+ .37- 260926 W05 .05- .15+ 260924 Y05 .23+ .29- 260924 E23 .21- .20- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 27 17 00 01 16.610 -09 19 55.66 .02003 1.0219 168.4 15.0 1.55 172 2026 09 27 18 00 01 26.229 -08 29 05.92 .01999 1.0219 169.2 15.0 1.60 172 2026 09 27 19 00 01 35.842 -07 38 04.98 .01995 1.0219 170.0 14.9 1.65 172 2026 09 27 20 00 01 45.447 -06 46 54.15 .01992 1.0219 170.8 14.9 1.70 172 2026 09 27 21 00 01 55.045 -05 55 34.76 .01990 1.0219 171.5 14.9 1.75 172 2026 09 27 22 00 02 04.636 -05 04 08.17 .01988 1.0219 172.3 14.8 1.80 173 2026 09 27 23 00 02 14.220 -04 12 35.74 .01986 1.0219 173.0 14.8 1.85 173 2026 09 28 00 00 02 23.797 -03 20 58.87 .01985 1.0219 173.7 14.8 1.90 173 2026 09 28 01 00 02 33.367 -02 29 18.96 .01984 1.0219 174.4 14.7 1.95 173 2026 09 28 02 00 02 42.930 -01 37 37.42 .01984 1.0219 175.0 14.7 2.01 173 2026 09 28 03 00 02 52.485 -00 45 55.66 .01984 1.0219 175.6 14.7 2.06 173 2026 09 28 04 00 03 02.034 +00 05 44.89 .01985 1.0219 176.0 14.6 2.11 174 2026 09 28 05 00 03 11.575 +00 57 22.84 .01986 1.0219 176.3 14.6 2.16 174 2026 09 28 06 00 03 21.108 +01 48 56.77 .01987 1.0219 176.5 14.6 2.21 174 2026 09 28 07 00 03 30.635 +02 40 25.29 .01989 1.0219 176.4 14.6 2.26 174 2026 09 28 08 00 03 40.154 +03 31 47.03 .01991 1.0219 176.1 14.6 2.31 174 2026 09 28 09 00 03 49.665 +04 23 00.61 .01994 1.0219 175.7 14.7 2.36 174 2026 09 28 10 00 03 59.169 +05 14 04.71 .01998 1.0220 175.2 14.7 2.41 174 2026 09 28 11 00 04 08.666 +06 04 58.01 .02001 1.0220 174.6 14.7 2.46 175 2026 09 28 12 00 04 18.155 +06 55 39.22 .02006 1.0220 173.9 14.8 2.50 175 2026 09 28 13 00 04 27.637 +07 46 07.08 .02010 1.0220 173.3 14.8 2.55 175 2026 09 28 14 00 04 37.112 +08 36 20.38 .02015 1.0220 172.5 14.8 2.60 175 2026 09 28 15 00 04 46.578 +09 26 17.93 .02021 1.0220 171.8 14.9 2.65 175 2026 09 28 16 00 04 56.037 +10 15 58.60 .02027 1.0220 171.1 14.9 2.69 175 2026 09 28 17 00 05 05.489 +11 05 21.26 .02033 1.0220 170.3 15.0 2.74 175 2026 09 28 18 00 05 14.933 +11 54 24.87 .02040 1.0220 169.6 15.0 2.78 175 2026 09 28 19 00 05 24.369 +12 43 08.40 .02047 1.0220 168.8 15.0 2.82 175 2026 09 28 20 00 05 33.798 +13 31 30.90 .02054 1.0220 168.1 15.1 2.87 175 2026 09 28 21 00 05 43.219 +14 19 31.43 .02062 1.0221 167.3 15.1 2.91 175 2026 09 28 22 00 05 52.632 +15 07 09.12 .02071 1.0221 166.6 15.1 2.95 176 2026 09 28 23 00 06 02.038 +15 54 23.14 .02080 1.0221 165.8 15.2 2.99 176 2026 09 29 00 00 06 11.436 +16 41 12.73 .02089 1.0221 165.1 15.2 3.03 176 2026 09 29 01 00 06 20.826 +17 27 37.15 .02098 1.0221 164.4 15.2 3.06 176 2026 09 29 02 00 06 30.208 +18 13 35.73 .02108 1.0221 163.6 15.3 3.10 176 2026 09 29 03 00 06 39.582 +18 59 07.84 .02118 1.0221 162.9 15.3 3.14 176 2026 09 29 04 00 06 48.949 +19 44 12.90 .02129 1.0221 162.2 15.3 3.17 176 2026 09 29 05 00 06 58.307 +20 28 50.39 .02140 1.0221 161.5 15.4 3.20 176 2026 09 29 06 00 07 07.658 +21 12 59.83 .02152 1.0222 160.8 15.4 3.24 176 2026 09 29 07 00 07 17.001 +21 56 40.79 .02163 1.0222 160.1 15.4 3.27 176 2026 09 29 08 00 07 26.336 +22 39 52.87 .02175 1.0222 159.4 15.5 3.30 176 2026 09 29 09 00 07 35.663 +23 22 35.73 .02188 1.0222 158.7 15.5 3.33 176 2026 09 29 10 00 07 44.982 +24 04 49.08 .02201 1.0222 158.0 15.5 3.36 176 2026 09 29 11 00 07 54.292 +24 46 32.66 .02214 1.0222 157.3 15.6 3.38 176 2026 09 29 12 00 08 03.595 +25 27 46.26 .02227 1.0222 156.7 15.6 3.41 177 2026 09 29 13 00 08 12.890 +26 08 29.71 .02241 1.0222 156.0 15.6 3.44 177 2026 09 29 14 00 08 22.177 +26 48 42.86 .02255 1.0223 155.4 15.7 3.46 177 2026 09 29 15 00 08 31.455 +27 28 25.63 .02269 1.0223 154.7 15.7 3.48 177 2026 09 29 16 00 08 40.726 +28 07 37.94 .02284 1.0223 154.1 15.7 3.51 177