"Pseudo-MPEC" for orA5256
Created 2026 Sep 16 2:35:34 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
orA5256 0C2026 09 10.32929923 42 13.211+16 55 41.02 ~9EFox20.76gUNEOCPI41
orA5256 0C2026 09 10.37468623 42 13.497+16 48 51.13 ~9EFo 20.84rUNEOCPI41
orA5256*KB2026 09 12.02457223 42 44.513+12 27 44.86 ~9EFo 21.4 gZNEOCPJ43
orA5256 KB2026 09 12.03562523 42 44.539+12 25 54.52 ~9EFo 21.1 gZNEOCPJ43
orA5256 KB2026 09 12.04667823 42 44.513+12 24 06.44 ~9EFo 21.3 gZNEOCPJ43
orA5256 0C2026 09 12.38337123 42 50.001+11 28 03.18 ~9EFo 20.49rUNEOCPI41
orA5256 0C2026 09 12.88738223 43 01.342+10 02 27.42 ~9EFo 20.4 GXNEOCPR48
orA5256 0C2026 09 12.89105223 43 01.346+10 01 49.58 ~9EFo 20.3 GXNEOCPR48
orA5256 0C2026 09 12.89461923 43 01.406+10 01 12.90 ~9EFo 20.7 GXNEOCPR48
orA5256 KB2026 09 12.91802123 43 01.087+09 57 07.78 ~9EFo 20.9 VZNEOCP185
orA5256 KB2026 09 12.94910923 43 01.279+09 51 47.77 ~9EFo 21.4 VZNEOCP185
orA5256 KB2026 09 12.98090323 43 01.416+09 46 19.52 ~9EFo 21.3 VZNEOCP185
orA5256 KB2026 09 13.07953723 43 02.302+09 29 28.61 ~9EFo 21.7 gZNEOCPJ43
orA5256 KB2026 09 13.09453723 43 02.263+09 26 53.81 ~9EFo 20.7 gZNEOCPJ43
orA5256 |C2026 09 13.17521023 43 05.260+09 13 41.30 ~9EFo 21.1 GVNEOCP807
orA5256 |C2026 09 13.18435023 43 05.260+09 12 05.40 ~9EFo 21.1 GVNEOCP807
orA5256 |C2026 09 13.19349023 43 05.260+09 10 30.80 ~9EFo 21.6 GVNEOCP807
orA5256 0C2026 09 14.97691423 43 36.446+03 49 21.08 ~9F7Z XNEOCPR59
orA5256 0C2026 09 15.01530623 43 36.503+03 42 14.61 ~9F7Z XNEOCPR59
orA5256 |C2026 09 15.10219023 43 39.670+03 26 59.10 ~9F3K 20.7 GVNEOCP807
orA5256 |C2026 09 15.10872023 43 39.690+03 25 46.50 ~9F3K 20.3 GVNEOCP807
orA5256 |C2026 09 15.11525023 43 39.730+03 24 34.10 ~9F3K 20.7 GVNEOCP807
orA5256 KC2026 09 15.28066923 43 40.65 +02 52 52.7 ~9F7K 20.7 GVNEOCPH21
orA5256 KC2026 09 15.28682423 43 40.66 +02 51 43.5 ~9F7K 20.6 GVNEOCPH21
orA5256 KC2026 09 15.28999323 43 40.65 +02 51 08.1 ~9F7K 20.5 GVNEOCPH21
orA5256 0C2026 09 16.00999423 43 53.590+00 35 23.86 ~9G0o 20.3 GWNEOCPJ95
orA5256 0C2026 09 16.01816723 43 53.638+00 33 50.47 ~9G0o 20.1 GWNEOCPJ95
Station data:
(185) Observatoire astronomique jurassien (N47.353045 E7.421900)
Switzerland. Observer M. Ory. 0.61-m f/3.88 reflector + CCD.
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + 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.
(I41) Palomar Mountain--ZTF (N33.357336 W116.859780) US/California.
Observers B. T. Bolin, Z. T. F. Collaboration. Measurers B. T. Bolin,
Z.-Y. Lin, F. J. Masci. 1.2-m f/2.4 Schmidt.
(J43) Oukaïmeden Observatory, Marrakech (N31.206437 W7.866460) Morocco.
Observer C. Rinner. Measurers C. Rinner, M. Ory. 0.5-m f/3 reflector + CCD.
(J95) Great Shefford (N51.474969 W1.447003) UK/England. Observer P.
Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain + CCD.
(R48) Centro Astronomico Alto Turia 2 (N39.950038 W1.109080) Spain.
(R59) Camarasa Observatory, Astrocamp Nerpio (N38.165429 W2.326580) Spain.
Orbital elements: orA5256
Perihelion 2026 Nov 23.722747 +/- 0.819 TT = 17:20:45.3 (JD 2461368.222747)
Epoch 2026 Sep 16.0 TT = JDT 2461299.5 Earth MOID: 0.1818 AutoNEOCP
M 313.531798302 +/- 0.7 (J2000 ecliptic)
n 0.676169158 +/- 0.00321 Peri. 236.945693 +/- 0.7
a 1.285580108 +/- 0.00406 Node 173.844401 +/- 0.0012
e 0.12013485 +/- 0.00168 Incl. 35.900399 +/- 0.16
P 1.458/532.401d H 23.48 G 0.15 U 8.9
q 1.131137125 +/- 0.00142 Q 1.440023091 +/- 0.0067
26 of 27 observations 2026 Sept. 10-16; mean residual 0".36
Residuals in arcseconds: 260910 I41( 1.7- 2.1-) 260912 185 .40- .25- 260915 R59 .39- .59+ 260910 I41 .26+ .16+ 260912 185 .03- .12- 260915 807 .08+ .14- 260912 J43 .35+ .17- 260912 185 .21- .32- 260915 807 .07+ .05- 260912 J43 .47+ 1.1- 260913 J43 .37+ .96- 260915 807 .39+ .26+ 260912 J43 .17- .28+ 260913 J43 .63- .10+ 260915 H21 .07- .20- 260912 I41 .01- .63+ 260913 807 .12+ .38+ 260915 H21 .13- .46- 260912 R48 .00 .37+ 260913 807 .02- .39- 260915 H21 .38- .37- 260912 R48 .33- .19+ 260913 807 .14- .20+ 260916 J95 .00 .10+ 260912 R48 .19+ .13+ 260914 R59 .25- .71+ 260916 J95 .14+ .12- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 16 03 23 43 55.589 +00 14 08.08 .18492 1.1901 176.1 20.5 .172 174 2026 09 16 04 23 43 56.304 +00 06 11.86 .18484 1.1900 176.2 20.5 .179 174 2026 09 16 05 23 43 57.018 -00 01 44.78 .18477 1.1899 176.3 20.5 .186 174 2026 09 16 06 23 43 57.732 -00 09 41.82 .18469 1.1899 176.5 20.5 .193 174 2026 09 16 07 23 43 58.447 -00 17 39.27 .18462 1.1898 176.6 20.5 .200 174 2026 09 16 08 23 43 59.162 -00 25 37.10 .18454 1.1897 176.7 20.5 .208 174 2026 09 16 09 23 43 59.876 -00 33 35.32 .18447 1.1897 176.9 20.5 .215 174 2026 09 16 10 23 44 00.591 -00 41 33.92 .18440 1.1896 177.0 20.5 .223 174 2026 09 16 11 23 44 01.306 -00 49 32.89 .18433 1.1895 177.1 20.5 .231 174 2026 09 16 12 23 44 02.022 -00 57 32.23 .18426 1.1895 177.2 20.4 .240 174 2026 09 16 13 23 44 02.737 -01 05 31.94 .18419 1.1894 177.3 20.4 .248 174 2026 09 16 14 23 44 03.453 -01 13 32.00 .18413 1.1893 177.5 20.4 .257 174 2026 09 16 15 23 44 04.168 -01 21 32.41 .18406 1.1893 177.6 20.4 .265 174 2026 09 16 16 23 44 04.884 -01 29 33.16 .18400 1.1892 177.7 20.4 .274 174 2026 09 16 17 23 44 05.600 -01 37 34.25 .18393 1.1892 177.8 20.4 .284 174 2026 09 16 18 23 44 06.317 -01 45 35.67 .18387 1.1891 177.9 20.4 .293 174 2026 09 16 19 23 44 07.033 -01 53 37.42 .18381 1.1890 178.0 20.4 .303 174 2026 09 16 20 23 44 07.750 -02 01 39.48 .18375 1.1890 178.0 20.4 .312 174 2026 09 16 21 23 44 08.467 -02 09 41.86 .18369 1.1889 178.1 20.4 .322 175 2026 09 16 22 23 44 09.184 -02 17 44.54 .18363 1.1888 178.2 20.4 .333 175 2026 09 16 23 23 44 09.902 -02 25 47.52 .18358 1.1888 178.2 20.4 .343 175 2026 09 17 00 23 44 10.619 -02 33 50.79 .18352 1.1887 178.2 20.4 .354 175 2026 09 17 01 23 44 11.337 -02 41 54.35 .18347 1.1886 178.3 20.4 .364 175 2026 09 17 02 23 44 12.056 -02 49 58.19 .18341 1.1886 178.3 20.4 .376 175 2026 09 17 03 23 44 12.774 -02 58 02.31 .18336 1.1885 178.3 20.4 .387 175 2026 09 17 04 23 44 13.493 -03 06 06.69 .18331 1.1885 178.2 20.4 .398 175 2026 09 17 05 23 44 14.212 -03 14 11.33 .18326 1.1884 178.2 20.4 .410 175 2026 09 17 06 23 44 14.932 -03 22 16.23 .18321 1.1883 178.2 20.4 .422 175 2026 09 17 07 23 44 15.652 -03 30 21.37 .18317 1.1883 178.1 20.4 .434 175 2026 09 17 08 23 44 16.372 -03 38 26.76 .18312 1.1882 178.0 20.4 .446 175 2026 09 17 09 23 44 17.092 -03 46 32.38 .18307 1.1881 177.9 20.4 .459 175 2026 09 17 10 23 44 17.813 -03 54 38.23 .18303 1.1881 177.9 20.4 .472 175 2026 09 17 11 23 44 18.534 -04 02 44.30 .18299 1.1880 177.8 20.4 .485 175 2026 09 17 12 23 44 19.256 -04 10 50.58 .18295 1.1879 177.7 20.4 .498 175 2026 09 17 13 23 44 19.978 -04 18 57.07 .18291 1.1879 177.6 20.4 .512 175 2026 09 17 14 23 44 20.700 -04 27 03.77 .18287 1.1878 177.5 20.4 .525 175 2026 09 17 15 23 44 21.423 -04 35 10.65 .18283 1.1878 177.3 20.4 .539 175 2026 09 17 16 23 44 22.146 -04 43 17.73 .18279 1.1877 177.2 20.4 .554 175 2026 09 17 17 23 44 22.869 -04 51 24.99 .18276 1.1876 177.1 20.4 .568 175 2026 09 17 18 23 44 23.593 -04 59 32.42 .18272 1.1876 177.0 20.4 .583 175 2026 09 17 19 23 44 24.317 -05 07 40.02 .18269 1.1875 176.8 20.4 .598 175 2026 09 17 20 23 44 25.042 -05 15 47.78 .18266 1.1874 176.7 20.5 .613 175 2026 09 17 21 23 44 25.767 -05 23 55.70 .18263 1.1874 176.6 20.5 .628 175 2026 09 17 22 23 44 26.493 -05 32 03.76 .18260 1.1873 176.4 20.5 .644 175 2026 09 17 23 23 44 27.219 -05 40 11.97 .18257 1.1872 176.3 20.5 .660 175 2026 09 18 00 23 44 27.946 -05 48 20.31 .18254 1.1872 176.2 20.5 .676 175 2026 09 18 01 23 44 28.673 -05 56 28.77 .18251 1.1871 176.0 20.5 .692 176 2026 09 18 02 23 44 29.400 -06 04 37.36 .18249 1.1871 175.9 20.5 .709 176