"Pseudo-MPEC" for 6J31C21
Created 2026 Sep 5 16:37:11 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
6J31C21*KC2026 09 04.20354 23 07 38.89 -09 27 57.5 ~9465 18.7 GVNEOCPW94
6J31C21 KC2026 09 04.20980 23 07 48.08 -09 29 00.9 ~9465 19.1 GVNEOCPW94
6J31C21 KC2026 09 04.21601 23 07 57.01 -09 30 02.9 ~9465 18.7 GVNEOCPW94
6J31C21 KB2026 09 04.26718823 09 39.262-09 55 42.67 ~947Z 19.4 GXNEOCP734
6J31C21 KB2026 09 04.27608823 09 51.360-09 56 57.34 ~947Z 19.5 GXNEOCP734
6J31C21 KB2026 09 04.28488423 10 03.144-09 58 09.41 ~947Z 19.5 GXNEOCP734
6J31C21 !C2026 09 04.32489623 11 15.547-10 02 30.16 ~9485 19.2 GWNEOCP673
6J31C21 !C2026 09 04.32637723 11 17.357-10 02 41.86 ~9485 19.2 GWNEOCP673
6J31C21 0C2026 09 04.33701523 11 29.323-10 03 49.78 ~954K 20.31gUNEOCPI41
6J31C21 0C2026 09 04.36924323 12 06.860-10 07 44.87 ~954K 19.84rUNEOCPI41
6J31C21 0C2026 09 04.37348223 12 11.779-10 08 14.66 ~954K 19.76rUNEOCPI41
6J31C21 0C2026 09 04.41448023 12 57.696-10 12 48.42 ~954K 19.64rUNEOCPI41
6J31C21 KB2026 09 04.87817523 21 51.13 -10 53 33.1 ~951Z 19.6 VZNEOCP106
6J31C21 KB2026 09 04.88271723 21 53.91 -10 53 52.9 ~951Z 19.9 VZNEOCP106
6J31C21 KB2026 09 04.88751323 21 56.79 -10 54 11.5 ~951Z 20.2 VZNEOCP106
6J31C21 KB2026 09 04.89199823 21 59.58 -10 54 29.7 ~951Z ZNEOCP106
6J31C21 0B2026 09 04.91060223 22 18.242-10 55 37.20 ~94No 20.1 GXNEOCPR54
6J31C21 KB2026 09 04.91098623 22 10.872-10 55 44.04 ~94MZ 20.4 GXNEOCP595
6J31C21 KB2026 09 04.91861823 22 15.178-10 56 12.98 ~94MZ 19.8 GXNEOCP595
6J31C21 0B2026 09 04.92240723 22 25.447-10 56 24.25 ~94Nox20.4 GXNEOCPR54
6J31C21 pB2026 09 04.92625823 22 19.466-10 56 41.96 ~94MZ 21.2 GXNEOCP595
6J31C21 KB2026 09 04.94068223 22 35.18 -10 57 17.6 ~94N5 20.3 GXNEOCPI93
6J31C21 KB2026 09 04.94509523 22 37.56 -10 57 34.2 ~94N5 20.3 GXNEOCPI93
6J31C21 KC2026 09 04.94551223 22 32.40 -10 57 50.6 ~95Co 20.2 GVNEOCP587
6J31C21 KB2026 09 04.94937323 22 39.89 -10 57 49.3 ~94N5 20.4 GXNEOCPI93
6J31C21 KC2026 09 04.94964023 22 34.62 -10 58 05.6 ~95Co 19.6 GVNEOCP587
6J31C21 0C2026 09 04.99327023 23 02.657-11 01 08.40 ~950Z 19.9 GWNEOCPJ95
6J31C21 0C2026 09 05.01002323 23 11.426-11 02 03.77 ~950Z 20.6 GWNEOCPJ95
6J31C21 KC2026 09 05.20249123 25 24.07 -11 10 12.8 ~955Z 20.9 GVNEOCPH21
6J31C21 KC2026 09 05.20528623 25 25.17 -11 10 20.8 ~955Z 21.1 GVNEOCPH21
6J31C21 KC2026 09 05.20851623 25 26.41 -11 10 30.1 ~955Z 21.0 GVNEOCPH21
6J31C21 KC2026 09 05.21497523 25 28.82 -11 10 49.3 ~9565 20.8 GVNEOCPH21
6J31C21 KC2026 09 05.21805023 25 30.00 -11 10 58.2 ~9565 20.9 GVNEOCPH21
Station data:
(106) Črni Vrh (N45.945905 E14.071100) Slovenia. Observer J. Skvarč. 0.6-m
f/3.3 Deltagraph + CCD.
(587) Sormano (N45.882946 E9.229180) Italy. Observers E. Colzani, E. Valli.
Measurer P. Sicoli. 0.5-m f/6.8 reflector + CCD.
(595) Farra d'Isonzo (N45.915731 E13.525780) Italy. Observers S. Aschi, E.
Pettarin, G. Panterotto. Measurers S. Aschi, E. Pettarin. 0.40-m f/5.15
reflector + CCD.
(673) Table Mountain Observatory, Wrightwood (N34.381485 W117.682170)
US/California. Observers J. Chesley, J. Pittichova. Measurer W. M. Owen
Jr. 0.61-m f/16 reflector + CCD.
(734) Farpoint Observatory, Eskridge (N38.890239 W96.002420) US/Kansas.
Observer G. Hug. 0.69-m 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.
(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.
(I93) St Pardon de Conques (N44.558670 W0.202960) France. Observers F.
Losse, W. D'Anna. Measurer F. Losse. 0.40-m f/3.7 reflector + CCD.
(J95) Great Shefford (N51.474969 W1.447003) UK/England. Observer P.
Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain + CCD.
(R54) Petit Cosquet, Bangor (N47.314413 W3.211500) France.
(W94) AMACS1, San Pedro de Atacama (S22.953074 W68.179810) Chile. Observers
A. Maury, G. Attard. Measurers A. Maury, G. Attard, D. Parrott. 0.28-m
f/2.2 Schmidt + CCD.
Orbital elements: 6J31C21
Perihelion 2026 Jul 14.474016 +/- 0.00634 TT = 11:22:35.0 (JD 2461235.974016)
Epoch 2026 Sep 5.0 TT = JDT 2461288.5 Earth MOID: 0.0009 Ma: 0.0528
M 31.889686901 +/- 0.015 (J2000 ecliptic) AutoNEOCP
n 0.607122124 +/- 0.000231 Peri. 111.371786 +/- 0.0021
a 1.381291510 +/- 0.000351 Node 160.917615 +/- 0.00006
e 0.39907668 +/- 0.000204 Incl. 3.629557 +/- 0.0014
P 1.623/592.950d H 29.48 G 0.15 U 7.1
q 0.830050278 +/- 7.2e-5 Q 1.932532743 +/- 0.000772
32 of 33 observations 2026 Sept. 4-5 (24.3 hr); mean residual 0".40
Residuals in arcseconds: 260904 W94 .37- .20+ 260904 I41 .55+ .18- 260904 I93 .60- .63- 260904 W94 .69+ .21+ 260904 106 .28- .65+ 260904 587 .07+ .41- 260904 W94 .22+ .20+ 260904 106 .18- .64- 260904 I93 .54- .24+ 260904 734 .47- .07- 260904 106 .43- .14+ 260904 587 .05+ .43- 260904 734 .01+ .25- 260904 106 1.2+ .10- 260904 J95 .11- .15+ 260904 734 .34+ .16- 260904 R54 .18- .38- 260905 J95 .29+ .53+ 260904 673 .08- .26- 260904 595 .15+ .66- 260905 H21 .12- .18- 260904 673 .06+ .44- 260904 595 .22- .40- 260905 H21 .19+ .00 260904 I41 .41- .10+ 260904 R54( 1.9+ .80-) 260905 H21 .19+ .10+ 260904 I41 .93- .52+ 260904 595 .02+ .57- 260905 H21 .45- .49- 260904 I41 .28+ .44+ 260904 I93 .03+ .64- 260905 H21 .12- .62- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 09 05 17 23 29 11.392 -11 22 20.59 .01737 1.0253 170.7 21.3 .246 44 2026 09 05 18 23 29 27.222 -11 23 39.35 .01764 1.0256 170.7 21.4 .253 47 2026 09 05 19 23 29 42.579 -11 24 55.70 .01790 1.0258 170.6 21.4 .260 49 2026 09 05 20 23 29 57.484 -11 26 09.77 .01817 1.0261 170.6 21.4 .268 52 2026 09 05 21 23 30 11.957 -11 27 21.65 .01843 1.0263 170.6 21.5 .276 54 2026 09 05 22 23 30 26.015 -11 28 31.43 .01870 1.0266 170.5 21.5 .285 56 2026 09 05 23 23 30 39.675 -11 29 39.21 .01896 1.0268 170.5 21.5 .293 58 2026 09 06 00 23 30 52.955 -11 30 45.06 .01923 1.0271 170.4 21.6 .302 60 2026 09 06 01 23 31 05.869 -11 31 49.07 .01950 1.0273 170.4 21.6 .311 62 2026 09 06 02 23 31 18.433 -11 32 51.31 .01976 1.0276 170.4 21.6 .320 63 2026 09 06 03 23 31 30.659 -11 33 51.85 .02003 1.0278 170.4 21.7 .330 65 2026 09 06 04 23 31 42.562 -11 34 50.77 .02029 1.0281 170.3 21.7 .339 66 2026 09 06 05 23 31 54.153 -11 35 48.12 .02056 1.0283 170.3 21.7 .348 67 2026 09 06 06 23 32 05.444 -11 36 43.96 .02083 1.0286 170.3 21.8 .358 69 2026 09 06 07 23 32 16.447 -11 37 38.35 .02109 1.0288 170.3 21.8 .367 70 2026 09 06 08 23 32 27.172 -11 38 31.35 .02136 1.0291 170.2 21.8 .377 71 2026 09 06 09 23 32 37.630 -11 39 23.01 .02163 1.0293 170.2 21.8 .386 72 2026 09 06 10 23 32 47.830 -11 40 13.37 .02189 1.0296 170.2 21.9 .396 73 2026 09 06 11 23 32 57.781 -11 41 02.49 .02216 1.0298 170.2 21.9 .405 74 2026 09 06 12 23 33 07.492 -11 41 50.40 .02242 1.0301 170.2 21.9 .415 74 2026 09 06 13 23 33 16.972 -11 42 37.16 .02269 1.0304 170.1 22.0 .424 75 2026 09 06 14 23 33 26.228 -11 43 22.79 .02296 1.0306 170.1 22.0 .433 76 2026 09 06 15 23 33 35.268 -11 44 07.35 .02322 1.0309 170.1 22.0 .442 77 2026 09 06 16 23 33 44.099 -11 44 50.86 .02349 1.0311 170.1 22.0 .452 77 2026 09 06 17 23 33 52.728 -11 45 33.36 .02376 1.0314 170.1 22.1 .461 78 2026 09 06 18 23 34 01.163 -11 46 14.89 .02402 1.0316 170.1 22.1 .470 79 2026 09 06 19 23 34 09.408 -11 46 55.47 .02429 1.0319 170.1 22.1 .479 79 2026 09 06 20 23 34 17.471 -11 47 35.14 .02456 1.0321 170.1 22.1 .487 80 2026 09 06 21 23 34 25.357 -11 48 13.92 .02482 1.0324 170.0 22.2 .496 80 2026 09 06 22 23 34 33.072 -11 48 51.85 .02509 1.0326 170.0 22.2 .505 81 2026 09 06 23 23 34 40.620 -11 49 28.96 .02536 1.0329 170.0 22.2 .513 81 2026 09 07 00 23 34 48.008 -11 50 05.25 .02562 1.0331 170.0 22.2 .522 82 2026 09 07 01 23 34 55.240 -11 50 40.77 .02589 1.0334 170.0 22.2 .530 82 2026 09 07 02 23 35 02.321 -11 51 15.54 .02616 1.0336 170.0 22.3 .538 82 2026 09 07 03 23 35 09.255 -11 51 49.57 .02642 1.0339 170.0 22.3 .547 83 2026 09 07 04 23 35 16.047 -11 52 22.89 .02669 1.0341 170.0 22.3 .555 83 2026 09 07 05 23 35 22.701 -11 52 55.53 .02696 1.0344 170.0 22.3 .563 84 2026 09 07 06 23 35 29.221 -11 53 27.49 .02722 1.0346 170.0 22.4 .571 84 2026 09 07 07 23 35 35.610 -11 53 58.80 .02749 1.0349 170.0 22.4 .578 84 2026 09 07 08 23 35 41.873 -11 54 29.48 .02776 1.0351 170.0 22.4 .586 85 2026 09 07 09 23 35 48.013 -11 54 59.55 .02802 1.0354 170.0 22.4 .594 85 2026 09 07 10 23 35 54.033 -11 55 29.02 .02829 1.0356 170.0 22.4 .601 85 2026 09 07 11 23 35 59.937 -11 55 57.90 .02856 1.0359 170.0 22.5 .609 85 2026 09 07 12 23 36 05.728 -11 56 26.23 .02883 1.0361 170.0 22.5 .616 86 2026 09 07 13 23 36 11.410 -11 56 54.00 .02909 1.0364 169.9 22.5 .623 86 2026 09 07 14 23 36 16.984 -11 57 21.24 .02936 1.0367 169.9 22.5 .631 86 2026 09 07 15 23 36 22.454 -11 57 47.96 .02963 1.0369 169.9 22.6 .638 87 2026 09 07 16 23 36 27.823 -11 58 14.17 .02989 1.0372 169.9 22.6 .645 87