"Pseudo-MPEC" for 6C73C21
Created 2026 Mar 9 22:35:02 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
6C73C21*KC2026 03 08.22580 11 56 30.11 -05 25 34.8 ~387ox18.6 GVNEOCPW94
6C73C21 KC2026 03 08.23206 11 56 26.97 -05 23 54.3 ~387o 19.1 GVNEOCPW94
6C73C21 KC2026 03 08.23825 11 56 23.90 -05 22 15.5 ~387o 20.3 GVNEOCPW94
6C73C21 KC2026 03 08.28313 11 56 01.90 -05 10 30.7 ~3885 18.7 VqNEOCPX10
6C73C21 KC2026 03 08.28903 11 55 59.01 -05 09 00.3 ~3885 19.1 VqNEOCPX10
6C73C21 KC2026 03 08.29493 11 55 56.22 -05 07 29.3 ~3885 19.1 VqNEOCPX10
6C73C21 1C2026 03 08.33435011 55 46.276-05 00 30.49 ~388K 19.13GVNEOCPI52
6C73C21 1C2026 03 08.33496411 55 46.002-05 00 20.99 ~388K 19.19GVNEOCPI52
6C73C21 1C2026 03 08.33557811 55 45.685-05 00 11.77 ~388K 19.00GVNEOCPI52
6C73C21 1C2026 03 08.33619611 55 45.404-05 00 02.48 ~388K 19.11GVNEOCPI52
6C73C21 KB2026 03 08.92352 11 52 15.83 -02 46 43.3 ~39JZ 19.2 GXNEOCPM45
6C73C21 KB2026 03 08.93049 11 52 13.22 -02 45 18.1 ~39JZ 19.5 GXNEOCPM45
6C73C21 KB2026 03 08.93723 11 52 10.70 -02 43 55.8 ~39JZ 19.3 GXNEOCPM45
6C73C21 KC2026 03 09.05061 11 51 29.74 -02 21 19.3 ~397Z 19.4 GXNEOCPL04
6C73C21 KC2026 03 09.06218 11 51 25.66 -02 19 03.6 ~397Z 19.6 GXNEOCPL04
6C73C21 KC2026 03 09.21169211 50 49.09 -01 50 26.3 ~395Z 19.6 GVNEOCPH21
6C73C21 KC2026 03 09.21449011 50 48.13 -01 49 55.6 ~395Z 19.6 GVNEOCPH21
6C73C21 KC2026 03 09.21728411 50 47.16 -01 49 24.0 ~395Z 19.8 GVNEOCPH21
6C73C21 1C2026 03 09.22740511 50 47.238-01 47 15.72 ~395o 19.24GVNEOCPI52
6C73C21 1C2026 03 09.22759811 50 47.213-01 47 13.74 ~395o 19.46GVNEOCPI52
6C73C21 1C2026 03 09.22846911 50 46.957-01 47 02.94 ~395o 19.31GVNEOCPI52
6C73C21 1C2026 03 09.22866211 50 46.918-01 47 00.71 ~395o VNEOCPI52
6C73C21 KB2026 03 09.59889611 49 02.490-00 43 03.02 ~39F5 19.5 GXNEOCPQ06
6C73C21 KB2026 03 09.60751511 48 59.790-00 41 38.61 ~39F5 19.9 GXNEOCPQ06
6C73C21 KB2026 03 09.61594711 48 57.214-00 40 16.58 ~39F5 19.5 GXNEOCPQ06
Station data:
(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.
(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.
(L04) ROASTERR-1 Observatory, Cluj-Napoca (N46.820952 E23.596400) Romania.
Observer L. Hudin. 0.1-m f/9 refractor + CCD.
(M45) Starhopper Observatory, Sfantu Gheorghe (N45.865494 E25.768890)
Romania. Observer F. Ursache. 0.41-m f/7.5 reflector + CMO.
(Q06) Tarui Observatory, Tarui (N35.394791 E136.495470) Japan. Observer H.
Watanabe. 0.35-m f/1.9 Schmidt-Cassegrain + CMO.
(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.
(X10) OVTLN, San Pedro de Atacama (S22.953331 W68.179600) Chile. Observers
A. Maury, G. Attard, F. Signoret. Measurers A. Maury, G. Attard, D.
Parrott. 0.50-m f/4 reflector + CCD.
Orbital elements: 6C73C21
Perihelion 2026 Jan 12.364496 +/- 0.0374 TT = 8:44:52.4 (JD 2461052.864496)
Epoch 2026 Mar 9.0 TT = JDT 2461108.5 Earth MOID: 0.0049 Ve: 0.0298
M 29.364271484 +/- 0.09 Ma: 0.0790 AutoNEOCP
n 0.527797350 +/- 0.0014 Peri. 268.858402 +/- 0.007
a 1.516437719 +/- 0.0027 Node 170.006495 +/- 0.0007
e 0.55818811 +/- 0.00105 Incl. 5.832057 +/- 0.012
P 1.867/682.067d H 25.43 G 0.15 U 8.3
q 0.669980214 +/- 0.000406 Q 2.362895225 +/- 0.00579 (J2000 ecliptic)
24 of 25 observations 2026 Mar. 8-9 (33.2 hr); mean residual 0".47
Residuals in arcseconds: 260308 W94( .26- 2.1-) 260308 I52 .38+ .05- 260309 I52 .78- 1.1- 260308 W94 .47- .87- 260308 M45 .26+ .15+ 260309 I52 .18- 1.2- 260308 W94 .29- .03+ 260308 M45 .20+ .01+ 260309 I52 .39+ .02- 260308 X10 .16+ 1.2+ 260308 M45 .15+ .02- 260309 I52 .79+ .09+ 260308 X10 .49- .04- 260309 L04 .06- .76+ 260309 Q06 .06- .06- 260308 X10 .14+ .52- 260309 L04 .58- .77+ 260309 Q06 .47- .26+ 260308 I52 .34+ .06+ 260309 H21 .20+ .27- 260309 Q06 .09+ .24+ 260308 I52 .59+ .21+ 260309 H21 .23+ .59- 260308 I52 .20+ .07+ 260309 H21 .08+ .06+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 03 09 23 11 47 32.428 +00 13 46.68 .05750 1.0499 171.9 19.9 .053 154 2026 03 10 00 11 47 22.909 +00 19 47.64 .05787 1.0503 172.0 19.9 .036 150 2026 03 10 01 11 47 13.507 +00 25 44.08 .05824 1.0507 172.2 19.9 .019 137 2026 03 10 02 11 47 04.220 +00 31 36.08 .05860 1.0511 172.3 19.9 8.6m 65 2026 03 10 03 11 46 55.046 +00 37 23.72 .05897 1.0515 172.4 19.9 .022 6 2026 03 10 04 11 46 45.982 +00 43 07.07 .05934 1.0519 172.5 19.9 .040 175 2026 03 10 05 11 46 37.027 +00 48 46.20 .05971 1.0523 172.6 19.9 .060 171 2026 03 10 06 11 46 28.178 +00 54 21.21 .06008 1.0527 172.8 19.9 .080 169 2026 03 10 07 11 46 19.435 +00 59 52.14 .06044 1.0531 172.9 20.0 .100 168 2026 03 10 08 11 46 10.794 +01 05 19.09 .06081 1.0535 173.0 20.0 .120 167 2026 03 10 09 11 46 02.254 +01 10 42.11 .06118 1.0539 173.1 20.0 .141 166 2026 03 10 10 11 45 53.814 +01 16 01.28 .06155 1.0543 173.2 20.0 .162 166 2026 03 10 11 11 45 45.471 +01 21 16.65 .06192 1.0546 173.3 20.0 .184 165 2026 03 10 12 11 45 37.224 +01 26 28.30 .06229 1.0550 173.4 20.0 .206 165 2026 03 10 13 11 45 29.072 +01 31 36.29 .06266 1.0554 173.5 20.0 .228 165 2026 03 10 14 11 45 21.012 +01 36 40.68 .06303 1.0558 173.6 20.0 .250 165 2026 03 10 15 11 45 13.043 +01 41 41.53 .06340 1.0562 173.7 20.0 .272 164 2026 03 10 16 11 45 05.163 +01 46 38.89 .06377 1.0566 173.8 20.0 .295 164 2026 03 10 17 11 44 57.372 +01 51 32.84 .06414 1.0570 174.0 20.0 .318 164 2026 03 10 18 11 44 49.667 +01 56 23.41 .06451 1.0574 174.1 20.0 .341 164 2026 03 10 19 11 44 42.047 +02 01 10.68 .06488 1.0578 174.2 20.1 .364 164 2026 03 10 20 11 44 34.511 +02 05 54.69 .06525 1.0582 174.2 20.1 .387 164 2026 03 10 21 11 44 27.057 +02 10 35.50 .06563 1.0586 174.3 20.1 .411 164 2026 03 10 22 11 44 19.684 +02 15 13.15 .06600 1.0590 174.4 20.1 .434 163 2026 03 10 23 11 44 12.391 +02 19 47.71 .06637 1.0593 174.5 20.1 .458 163 2026 03 11 00 11 44 05.176 +02 24 19.21 .06674 1.0597 174.6 20.1 .482 163 2026 03 11 01 11 43 58.038 +02 28 47.71 .06711 1.0601 174.7 20.1 .506 163 2026 03 11 02 11 43 50.976 +02 33 13.26 .06749 1.0605 174.8 20.1 .530 163 2026 03 11 03 11 43 43.988 +02 37 35.90 .06786 1.0609 174.9 20.1 .554 163 2026 03 11 04 11 43 37.074 +02 41 55.67 .06823 1.0613 175.0 20.1 .578 163 2026 03 11 05 11 43 30.233 +02 46 12.63 .06861 1.0617 175.1 20.1 .603 163 2026 03 11 06 11 43 23.462 +02 50 26.82 .06898 1.0621 175.1 20.1 .627 163 2026 03 11 07 11 43 16.762 +02 54 38.27 .06935 1.0625 175.2 20.2 .652 163 2026 03 11 08 11 43 10.131 +02 58 47.04 .06973 1.0629 175.3 20.2 .676 163 2026 03 11 09 11 43 03.567 +03 02 53.16 .07010 1.0633 175.4 20.2 .701 163 2026 03 11 10 11 42 57.071 +03 06 56.67 .07047 1.0636 175.5 20.2 .725 163 2026 03 11 11 11 42 50.640 +03 10 57.62 .07085 1.0640 175.5 20.2 .750 163 2026 03 11 12 11 42 44.274 +03 14 56.04 .07122 1.0644 175.6 20.2 .775 163 2026 03 11 13 11 42 37.972 +03 18 51.97 .07160 1.0648 175.7 20.2 .799 163 2026 03 11 14 11 42 31.733 +03 22 45.44 .07197 1.0652 175.8 20.2 .824 163 2026 03 11 15 11 42 25.556 +03 26 36.50 .07235 1.0656 175.8 20.2 .849 163 2026 03 11 16 11 42 19.440 +03 30 25.18 .07272 1.0660 175.9 20.2 .874 163 2026 03 11 17 11 42 13.385 +03 34 11.51 .07310 1.0664 176.0 20.2 .898 163 2026 03 11 18 11 42 07.388 +03 37 55.54 .07347 1.0668 176.0 20.2 .923 163 2026 03 11 19 11 42 01.450 +03 41 37.28 .07385 1.0672 176.1 20.3 .948 163 2026 03 11 20 11 41 55.570 +03 45 16.79 .07422 1.0676 176.2 20.3 .973 162 2026 03 11 21 11 41 49.746 +03 48 54.08 .07460 1.0680 176.2 20.3 1.00 162 2026 03 11 22 11 41 43.978 +03 52 29.19 .07497 1.0683 176.3 20.3 1.02 162