"Pseudo-MPEC" for C4678W1
Created 2026 Apr 19 7:35:05 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
C4678W1*1C2026 04 18.35517714 17 15.562+02 16 55.99 ~4I95 VNEOCP703
C4678W1 1C2026 04 18.35974714 18 00.785+02 18 23.11 ~4I95 16.01GVNEOCP703
C4678W1 1C2026 04 18.38428514 22 04.544+02 25 26.11 ~4I9Z 15.76GVNEOCPI52
C4678W1 1C2026 04 18.38437514 22 05.419+02 25 27.62 ~4I9Z 15.92GVNEOCPI52
C4678W1 1C2026 04 18.38446414 22 06.308+02 25 28.96 ~4I9Z 15.80GVNEOCPI52
C4678W1 1C2026 04 18.38455314 22 07.216+02 25 30.36 ~4I9Z 16.44GVNEOCPI52
C4678W1 1C2026 04 18.44670414 32 37.018+02 39 23.72 ~4IB5 15.95GVNEOCPI52
C4678W1 1C2026 04 18.44679314 32 37.946+02 39 24.62 ~4IB5 17.05GVNEOCPI52
C4678W1 1C2026 04 18.44688314 32 38.886+02 39 25.42 ~4IB5 17.15GVNEOCPI52
C4678W1 1C2026 04 18.44697214 32 39.808+02 39 26.14 ~4IB5 17.33GVNEOCPI52
Station data:
(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.
(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.
Orbital elements: C4678W1
Perigee 2026 Apr 17.917782 +/- 0.00141 TT = 22:01:36.3 (JD 2461148.417782)
Epoch 2026 Apr 18.0 TT = JDT 2461148.5 AutoNEOCP
M 28.404770866 +/- 0.42 (J2000 equator)
n 345.480485487 +/- 0.921 Peri. 236.676998 +/- 0.11
a 43416.46820 +/- 77.2 Node 163.524826 +/- 0.07
e 0.81416101 +/- 0.000626 Incl. 5.937990 +/- 0.0052
P1500.491m/1.042d H 32.30 G 0.15 U 12.7
q 8068.472207 +/- 41.4 Q 78764.46420 +/- 113
From 10 observations 2026 Apr. 18 (2.2 hr); mean residual 0".27
Residuals in arcseconds: 260418 703 .63+ .08- 260418 I52 .01- .05- 260418 I52 .04- .03- 260418 703 .79- .10+ 260418 I52 .39+ .10- 260418 I52 .25- .26- 260418 I52 .10+ .02+ 260418 I52 .18+ .17+ 260418 I52 .14- .07+ 260418 I52 .06+ .12+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 04 19 08 14 03 31.849 +04 23 17.71 74487 1.0048 164.0 16.7 74.8 81 2026 04 19 09 14 14 34.085 +04 34 27.24 76589 1.0048 163.0 16.8 77.8 83 2026 04 19 10 14 25 07.050 +04 44 31.04 77978 1.0049 161.6 16.8 78.6 84 2026 04 19 11 14 35 23.546 +04 53 43.95 78676 1.0049 160.1 16.9 77.6 85 2026 04 19 12 14 45 34.715 +05 02 16.75 78694 1.0049 158.4 17.0 74.9 87 2026 04 19 13 14 55 51.174 +05 10 17.34 78033 1.0049 156.6 17.0 70.6 88 2026 04 19 14 15 06 24.042 +05 17 51.48 76681 1.0049 154.6 17.0 64.6 90 2026 04 19 15 15 17 26.070 +05 25 03.04 74618 1.0049 152.4 17.0 56.6 92 2026 04 19 16 15 29 13.192 +05 31 53.85 71807 1.0048 149.9 17.0 46.2 95 2026 04 19 17 15 42 06.988 +05 38 22.90 68198 1.0048 147.2 17.0 32.7 101 2026 04 19 18 15 56 39.089 +05 44 24.29 63713 1.0048 144.0 16.9 15.8 124 2026 04 19 19 16 13 39.989 +05 49 41.91 58244 1.0048 140.2 16.8 18.3 50 2026 04 19 20 16 34 39.028 +05 53 34.97 51628 1.0047 135.5 16.7 57.7 76 2026 04 19 21 17 02 37.903 +05 54 10.66 43610 1.0047 129.0 16.5 129 83 2026 04 19 22 17 45 15.249 +05 45 02.04 33759 1.0046 119.0 16.3 285 87 2026 04 19 23 19 11 31.185 +04 51 01.55 21297 1.0045 98.4 15.9 821 91 2026 04 20 00 02 08 35.294 -04 28 42.15 8099 1.0045 16.5 23?? 5243 94 2026 04 20 01 10 02 42.176 -01 14 48.10 20345 1.0046 122.7 15.0 459 88 2026 04 20 02 11 34 08.733 +01 06 10.05 33020 1.0047 143.9 15.5 23.8 165 2026 04 20 03 12 17 53.399 +02 11 13.61 43016 1.0048 153.3 15.8 97.7 73 2026 04 20 04 12 46 16.628 +02 50 59.61 51141 1.0049 158.6 16.0 133 78 2026 04 20 05 13 07 26.812 +03 18 56.89 57841 1.0049 161.8 16.2 148 80 2026 04 20 06 13 24 33.541 +03 40 17.78 63381 1.0050 163.6 16.3 155 81 2026 04 20 07 13 39 08.962 +03 57 31.13 67927 1.0050 164.3 16.4 158 82 2026 04 20 08 13 52 04.763 +04 11 58.06 71592 1.0051 164.4 16.6 159 83 2026 04 20 09 14 03 53.147 +04 24 27.11 74453 1.0051 163.8 16.7 159 84 2026 04 20 10 14 14 55.987 +04 35 29.40 76565 1.0051 162.9 16.8 157 85 2026 04 20 11 14 25 29.378 +04 45 25.95 77962 1.0051 161.7 16.8 155 85 2026 04 20 12 14 35 46.158 +04 54 31.54 78669 1.0052 160.3 16.9 153 86 2026 04 20 13 14 45 57.482 +05 02 56.85 78695 1.0052 158.7 17.0 150 87 2026 04 20 14 14 56 13.974 +05 10 49.71 78041 1.0052 156.9 17.0 147 88 2026 04 20 15 15 06 46.743 +05 18 15.75 76698 1.0052 155.0 17.0 144 88 2026 04 20 16 15 17 48.519 +05 25 18.72 74643 1.0051 152.8 17.0 140 89 2026 04 20 17 15 29 35.191 +05 32 00.24 71842 1.0051 150.4 17.0 136 90 2026 04 20 18 15 42 28.259 +05 38 19.09 68242 1.0051 147.7 17.0 132 91 2026 04 20 19 15 56 59.205 +05 44 09.02 63768 1.0051 144.6 16.9 128 93 2026 04 20 20 16 13 58.235 +05 49 13.47 58312 1.0051 140.9 16.8 123 94 2026 04 20 21 16 34 54.052 +05 52 50.96 51710 1.0050 136.2 16.7 119 96 2026 04 20 22 17 02 46.702 +05 53 08.04 43711 1.0050 129.8 16.5 117 99 2026 04 20 23 17 45 09.157 +05 43 39.26 33886 1.0049 119.9 16.2 124 102 2026 04 21 00 19 10 27.970 +04 49 55.11 21462 1.0048 99.6 15.9 200 102 2026 04 21 01 01 57 49.501 -04 18 25.92 8133 1.0048 16.0 23?? 1750 94 2026 04 21 02 10 01 16.834 -01 14 33.91 20174 1.0049 121.4 15.1 662 82 2026 04 21 03 11 33 52.620 +01 07 47.58 32886 1.0050 142.9 15.5 422 81 2026 04 21 04 12 17 55.147 +02 13 00.73 42908 1.0051 152.3 15.8 347 81 2026 04 21 05 12 46 26.101 +02 52 43.71 51051 1.0052 157.6 16.0 310 82 2026 04 21 06 13 07 40.503 +03 20 34.87 57767 1.0052 160.9 16.2 287 82 2026 04 21 07 13 24 49.856 +03 41 48.82 63318 1.0053 162.8 16.3 271 83