"Pseudo-MPEC" for C466Y31
Created 2026 Apr 16 23:35:04 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
C466Y31 0C2026 04 16.20072310 43 36.560+64 41 44.52 ~4GJZ 19.72rUNEOCPI41
C466Y31 0C2026 04 16.21696010 44 16.779+64 38 54.57 ~4GJZ 19.71rUNEOCPI41
C466Y31*1C2026 04 16.25475710 45 46.318+64 32 00.67 ~4G8K 19.55GVNEOCP703
C466Y31 1C2026 04 16.25713710 45 52.002+64 31 33.60 ~4G8K 19.37GVNEOCP703
C466Y31 1C2026 04 16.25951810 45 57.892+64 31 07.64 ~4G8K 19.53GVNEOCP703
C466Y31 1C2026 04 16.27168310 46 28.153+64 28 50.52 ~4G8K 19.63GVNEOCPI52
C466Y31 1C2026 04 16.27227210 46 29.593+64 28 43.54 ~4G8K 19.61GVNEOCPI52
C466Y31 1C2026 04 16.27285610 46 31.066+64 28 36.84 ~4G8K 19.72GVNEOCPI52
C466Y31 1C2026 04 16.27344010 46 32.516+64 28 30.61 ~4G8K 19.74GVNEOCPI52
C466Y31 0C2026 04 16.28856410 47 14.192+64 25 45.51 ~4GJZ 20.27gUNEOCPI41
C466Y31 1C2026 04 16.33708010 49 12.284+64 16 00.59 ~4G8Z 19.33GVNEOCPI52
C466Y31 1C2026 04 16.33766710 49 13.793+64 15 53.71 ~4G8Z 19.32GVNEOCPI52
C466Y31 1C2026 04 16.33825410 49 15.222+64 15 46.22 ~4G8Z 19.70GVNEOCPI52
C466Y31 1C2026 04 16.33885310 49 16.763+64 15 39.28 ~4G8Z 19.64GVNEOCPI52
C466Y31 C2026 04 16.42084010 52 51.564+63 58 58.29 ~4GEK 19.69GVNEOCPU74
C466Y31 C2026 04 16.42411410 53 00.054+63 58 17.57 ~4GEK 19.69GVNEOCPU74
C466Y31 KC2026 04 16.83204911 11 19.747+62 37 09.80 ~4GKK 19.4 GWNEOCP151
C466Y31 KC2026 04 16.83343811 11 22.663+62 36 51.73 ~4GKKx19.5 GWNEOCP151
C466Y31 KB2026 04 16.83725511 11 29.31 +62 36 18.5 ~4GKZ 19.5 GVNEOCPL01
C466Y31 KC2026 04 16.83759311 11 32.870+62 35 59.71 ~4GKK 19.9 GWNEOCP151
C466Y31 KC2026 04 16.83898111 11 35.909+62 35 41.96 ~4GKK 19.7 GWNEOCP151
C466Y31 0C2026 04 16.83923611 11 44.283+62 36 12.85 ~4GKo 19.3 GXNEOCPR59
C466Y31 KB2026 04 16.83949811 11 34.50 +62 35 49.6 ~4GKZ 19.6 GVNEOCPL01
C466Y31 KC2026 04 16.84035911 11 39.348+62 35 23.71 ~4GKKx19.3 GWNEOCP151
C466Y31 KB2026 04 16.84161211 11 39.38 +62 35 22.3 ~4GKZ 19.9 GVNEOCPL01
C466Y31 0C2026 04 16.84566911 11 59.086+62 34 51.91 ~4GKo 19.4 GXNEOCPR59
C466Y31 0C2026 04 16.85207411 12 13.850+62 33 32.04 ~4GKo 19.5 GXNEOCPR59
C466Y31 KC2026 04 16.85230611 12 05.81 +62 33 09.4 ~4GLK VNEOCP104
C466Y31 KC2026 04 16.85820511 12 19.35 +62 31 52.0 ~4GLK 19.4 GVNEOCP104
C466Y31 KC2026 04 16.86400511 12 32.72 +62 30 35.8 ~4GLK 19.1 GVNEOCP104
C466Y31 KC2026 04 16.87523011 13 05.27 +62 28 08.0 ~4GM5 19.0 GXNEOCP958
C466Y31 KC2026 04 16.88187711 13 20.50 +62 26 41.2 ~4GM5 18.9 GXNEOCP958
C466Y31 KC2026 04 16.88848211 13 35.87 +62 25 13.2 ~4GM5 19.3 GXNEOCP958
C466Y31 1C2026 04 16.89502011 13 43.975+62 23 06.10 ~4GM5 20.7 GXNEOCP033
C466Y31 1C2026 04 16.89545011 13 45.088+62 22 59.60 ~4GM5 20.9 GXNEOCP033
C466Y31 1C2026 04 16.89588011 13 46.096+62 22 53.50 ~4GM5 20.7 GXNEOCP033
C466Y31 1C2026 04 16.89631011 13 47.046+62 22 47.90 ~4GM5 20.2 GXNEOCP033
Station data:
(033) Karl Schwarzschild Observatory, Tautenburg (N50.980139 E11.711240)
Germany. Observer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
(104) San Marcello Pistoiese (N44.064178 E10.803750) Italy. Observers P.
Bacci, M. Maestripieri. Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m
reflector + CCD.
(151) Eschenberg Observatory, Winterthur (N47.476028 E8.744000) Switzerland.
Observer D. Luongo. 0.6-m f/3.8 Astrograph + CCD.
(703) Catalina Sky Survey (N32.417029 W110.732640) 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. 0.68 m Schmidt + 10K CCD.
(958) Observatoire de Dax (N43.693381 W1.030530) France. Observer P.
Dupouy. 0.32-m Schmidt-Cassegrain.
(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.
(I52) Steward Observatory, Mt. Lemmon Station (N32.442570 W110.788920)
US/Arizona. 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. 1.0-m prime focus + CCD.
(L01) Višnjan Observatory, Tičan (N45.290897 E13.749300) Croatia.
Observers K. Korlević, L. Poropat. Measurer K. Korlevic. 1.0-m f/2.9
reflector + CCD.
(R59) Camarasa Observatory, Astrocamp Nerpio (N38.165429 W2.326580) Spain.
(U74) JPL SynTrack Robotic Telescope 2, Auberry (N37.070341 W119.412800)
US/California. Observers N. Saini, C. Zhai, R. Trahan, M. Zhan, M. Shao.
0.36-m f/2.2 Schmidt.
Orbital elements: C466Y31
Perihelion 2026 Mar 17.562147 +/- 0.0659 TT = 13:29:29.5 (JD 2461117.062147)
Epoch 2026 Apr 17.0 TT = JDT 2461147.5 Earth MOID: 0.0219 Ma: 0.0022
M 19.294576356 +/- 0.06 (J2000 ecliptic) AutoNEOCP
n 0.633900700 +/- 0.000876 Peri. 124.231765 +/- 0.15
a 1.342111387 +/- 0.00124 Node 46.993296 +/- 0.08
e 0.27597938 +/- 0.000616 Incl. 3.309957 +/- 0.014
P 1.555/567.902d H 24.96 G 0.15 U 8.0
q 0.971716307 +/- 0.000103 Q 1.712506467 +/- 0.0024
35 of 37 observations 2026 Apr. 16 (16.7 hr); mean residual 0".47
Residuals in arcseconds: 260416 I41 .49- .59+ 260416 I52 .04- .22+ 260416 R59 .47+ .48+ 260416 I41 .35- .34+ 260416 U74 .12- .25- 260416 104 .20- .48+ 260416 703 1.4+ .67- 260416 U74 .12- .43+ 260416 104 .43- .09- 260416 703 .00 1.1- 260416 151 .07- .24- 260416 104 .15- .35- 260416 703 .14- .27- 260416 151( 2.2- .61-) 260416 958 .89- .64+ 260416 I52 .25- .37+ 260416 L01 .21- .15+ 260416 958 .95- .51+ 260416 I52 .42- .11+ 260416 151 1.5+ .42+ 260416 958 .79+ .86- 260416 I52 .29- .07+ 260416 151 .27+ .43+ 260416 033 .54- .34+ 260416 I52 .31- .51+ 260416 R59 .09+ .33- 260416 033 .28+ .36- 260416 I41 .46+ .07- 260416 L01 .18- .17+ 260416 033 .37+ .66- 260416 I52 .07+ .03+ 260416 151( 1.9+ .16-) 260416 033 .06+ .46- 260416 I52 .20+ .27+ 260416 L01 .22- .19+ 260416 I52 .18- .11- 260416 R59 .07+ .53- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 04 17 00 11 18 08.459 +61 58 29.28 .02727 1.0101 102.7 19.8 .183 87 2026 04 17 01 11 19 50.202 +61 48 55.09 .02722 1.0102 103.0 19.8 .240 97 2026 04 17 02 11 21 31.276 +61 39 13.98 .02716 1.0103 103.2 19.8 .306 104 2026 04 17 03 11 23 11.676 +61 29 25.97 .02711 1.0104 103.4 19.8 .379 108 2026 04 17 04 11 24 51.398 +61 19 31.10 .02706 1.0105 103.6 19.8 .459 112 2026 04 17 05 11 26 30.438 +61 09 29.41 .02701 1.0106 103.9 19.8 .545 115 2026 04 17 06 11 28 08.795 +60 59 20.95 .02697 1.0107 104.1 19.7 .637 117 2026 04 17 07 11 29 46.464 +60 49 05.74 .02692 1.0108 104.3 19.7 .735 118 2026 04 17 08 11 31 23.443 +60 38 43.84 .02687 1.0109 104.5 19.7 .838 120 2026 04 17 09 11 32 59.730 +60 28 15.28 .02682 1.0110 104.8 19.7 .948 121 2026 04 17 10 11 34 35.323 +60 17 40.12 .02677 1.0111 105.0 19.7 1.06 123 2026 04 17 11 11 36 10.221 +60 06 58.38 .02673 1.0112 105.2 19.7 1.18 124 2026 04 17 12 11 37 44.422 +59 56 10.13 .02668 1.0113 105.5 19.7 1.31 125 2026 04 17 13 11 39 17.925 +59 45 15.41 .02664 1.0114 105.7 19.7 1.45 125 2026 04 17 14 11 40 50.729 +59 34 14.26 .02659 1.0115 105.9 19.7 1.58 126 2026 04 17 15 11 42 22.834 +59 23 06.74 .02655 1.0116 106.2 19.6 1.73 127 2026 04 17 16 11 43 54.239 +59 11 52.90 .02651 1.0117 106.4 19.6 1.88 128 2026 04 17 17 11 45 24.945 +59 00 32.77 .02646 1.0118 106.6 19.6 2.04 128 2026 04 17 18 11 46 54.951 +58 49 06.43 .02642 1.0119 106.9 19.6 2.20 129 2026 04 17 19 11 48 24.259 +58 37 33.92 .02638 1.0120 107.1 19.6 2.37 129 2026 04 17 20 11 49 52.868 +58 25 55.29 .02634 1.0121 107.3 19.6 2.55 130 2026 04 17 21 11 51 20.780 +58 14 10.60 .02630 1.0122 107.6 19.6 2.73 131 2026 04 17 22 11 52 47.996 +58 02 19.91 .02626 1.0123 107.8 19.6 2.92 131 2026 04 17 23 11 54 14.517 +57 50 23.27 .02622 1.0124 108.1 19.6 3.11 132 2026 04 18 00 11 55 40.345 +57 38 20.74 .02618 1.0125 108.3 19.5 3.31 132 2026 04 18 01 11 57 05.482 +57 26 12.37 .02614 1.0126 108.6 19.5 3.52 133 2026 04 18 02 11 58 29.928 +57 13 58.23 .02611 1.0127 108.8 19.5 3.73 133 2026 04 18 03 11 59 53.687 +57 01 38.37 .02607 1.0128 109.0 19.5 3.95 133 2026 04 18 04 12 01 16.761 +56 49 12.86 .02603 1.0129 109.3 19.5 4.17 134 2026 04 18 05 12 02 39.152 +56 36 41.75 .02600 1.0130 109.5 19.5 4.40 134 2026 04 18 06 12 04 00.862 +56 24 05.11 .02596 1.0131 109.8 19.5 4.64 135 2026 04 18 07 12 05 21.894 +56 11 23.01 .02593 1.0132 110.0 19.5 4.89 135 2026 04 18 08 12 06 42.252 +55 58 35.50 .02589 1.0133 110.3 19.5 5.14 135 2026 04 18 09 12 08 01.938 +55 45 42.65 .02586 1.0134 110.5 19.5 5.40 136 2026 04 18 10 12 09 20.956 +55 32 44.52 .02583 1.0135 110.8 19.4 5.66 136 2026 04 18 11 12 10 39.307 +55 19 41.18 .02580 1.0136 111.0 19.4 5.93 137 2026 04 18 12 12 11 56.997 +55 06 32.69 .02576 1.0138 111.3 19.4 6.20 137 2026 04 18 13 12 13 14.028 +54 53 19.13 .02573 1.0139 111.5 19.4 6.49 137 2026 04 18 14 12 14 30.404 +54 40 00.55 .02570 1.0140 111.8 19.4 6.78 138 2026 04 18 15 12 15 46.129 +54 26 37.03 .02568 1.0141 112.1 19.4 7.07 138 2026 04 18 16 12 17 01.206 +54 13 08.64 .02565 1.0142 112.3 19.4 7.37 138 2026 04 18 17 12 18 15.639 +53 59 35.44 .02562 1.0143 112.6 19.4 7.68 139 2026 04 18 18 12 19 29.433 +53 45 57.51 .02559 1.0144 112.8 19.4 8.00 139 2026 04 18 19 12 20 42.590 +53 32 14.91 .02556 1.0145 113.1 19.4 8.32 139 2026 04 18 20 12 21 55.116 +53 18 27.72 .02554 1.0146 113.3 19.3 8.65 139 2026 04 18 21 12 23 07.015 +53 04 36.01 .02551 1.0147 113.6 19.3 8.98 140 2026 04 18 22 12 24 18.290 +52 50 39.84 .02549 1.0148 113.9 19.3 9.32 140 2026 04 18 23 12 25 28.947 +52 36 39.30 .02546 1.0149 114.1 19.3 9.67 140