"Pseudo-MPEC" for C45J8G1
Created 2025 Dec 21 13:35:12 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
C45J8G1*1C2025 12 20.26332707 42 00.522+58 23 56.90 ~CK6o VNEOCP703
C45J8G1 1C2025 12 20.26571507 41 30.397+58 21 40.21 ~CK6o 17.97GVNEOCP703
C45J8G1 KC2025 12 20.28619807 37 24.103+58 02 30.41 ~CK7K 18.03GVNEOCPI52
C45J8G1 KC2025 12 20.28673307 37 17.879+58 02 00.71 ~CK7K 18.13GVNEOCPI52
C45J8G1 KC2025 12 20.28727907 37 11.485+58 01 30.07 ~CK7K 18.32GVNEOCPI52
C45J8G1 KC2025 12 20.28785307 37 04.789+58 00 58.18 ~CK7K 18.22GVNEOCPI52
C45J8G1*0C2025 12 20.32681607 29 58.567+57 24 32.53 ~CKFox18.68gUNEOCPI41
C45J8G1 0C2025 12 20.32716407 29 55.641+57 24 17.35 ~CKFo 18.68gUNEOCPI41
C45J8G1 0C2025 12 20.32728607 29 54.717+57 24 07.55 ~CKFox18.60gUNEOCPI41
C45J8G1 0C2025 12 20.32763407 29 51.523+57 23 50.97 ~CKFox18.60gUNEOCPI41
C45J8G1 KC2025 12 20.39505107 18 54.414+56 23 52.48 ~CK9o 17.95GVNEOCPI52
C45J8G1 KC2025 12 20.39539507 18 51.372+56 23 34.19 ~CK9o 18.17GVNEOCPI52
C45J8G1 KC2025 12 20.39573207 18 48.424+56 23 16.58 ~CK9o 18.13GVNEOCPI52
C45J8G1 KC2025 12 20.39607407 18 45.400+56 22 58.62 ~CK9o 18.42GVNEOCPI52
C45J8G1 KB2025 12 20.51754407 05 01.718+54 39 24.48 ~CKFZ 18.2 GVNEOCPP13
C45J8G1 KB2025 12 20.52502507 04 14.026+54 34 06.74 ~CKFZ 17.6 GVNEOCPP13
C45J8G1 KB2025 12 20.53250707 03 27.031+54 28 50.56 ~CKFZ 18.7 GVNEOCPP13
C45J8G1 KB2025 12 20.53994607 02 40.980+54 23 39.19 ~CKFZ 18.2 GVNEOCPP13
C45J8G1 KC2025 12 20.73980906 46 13.08 +52 11 44.0 ~CKIK 18.6 GVNEOCPK88
C45J8G1 KC2025 12 20.74167606 46 05.54 +52 10 42.9 ~CKIK 19.0 GVNEOCPK88
C45J8G1 KC2025 12 20.74352906 45 58.06 +52 09 42.6 ~CKIK 19.1 GVNEOCPK88
C45J8G1 KB2025 12 20.84617006 39 37.31 +51 16 28.2 ~CKL5 19.2 GXNEOCP595
C45J8G1 KB2025 12 20.84784906 39 31.50 +51 15 38.5 ~CKL5 19.3 GXNEOCP595
C45J8G1 KB2025 12 20.84953106 39 25.68 +51 14 49.0 ~CKL5 19.3 GXNEOCP595
C45J8G1 KC2025 12 20.93219306 34 58.26 +50 35 58.3 ~CKN5 19.5 GVNEOCP104
C45J8G1 KC2025 12 20.93628306 34 45.64 +50 34 06.9 ~CKN5 VNEOCP104
C45J8G1 KC2025 12 20.94121206 34 30.67 +50 31 53.4 ~CKN5 VNEOCP104
C45J8G1 KB2025 12 20.99258606 32 00.691+50 08 27.31 ~CL6Z 18.9 VZNEOCPK74
C45J8G1 KB2025 12 20.99859106 31 43.966+50 05 51.18 ~CL6Z 18.9 VZNEOCPK74
C45J8G1 KB2025 12 21.00459506 31 27.442+50 03 15.80 ~CL6Z 18.8 VZNEOCPK74
C45J8G1 mC2025 12 21.18490506 25 03.749+48 53 06.29 ~CL4o 19.31GVNEOCPI52
C45J8G1 mC2025 12 21.18550906 25 02.456+48 52 54.26 ~CL4o 19.35GVNEOCPI52
C45J8G1 mC2025 12 21.18568706 25 02.053+48 52 50.59 ~CL4o 19.44GVNEOCPI52
C45J8G1 mC2025 12 21.18585706 25 01.711+48 52 47.06 ~CL4o 19.45GVNEOCPI52
C45J8G1 KC2025 12 21.26684606 22 04.36 +48 25 40.2 ~CL75 19.8 GVNEOCPH21
C45J8G1 KC2025 12 21.26877606 22 00.58 +48 25 02.0 ~CL75 19.4 GVNEOCPH21
C45J8G1 KC2025 12 21.27070606 21 56.85 +48 24 23.5 ~CL75 19.8 GVNEOCPH21
C45J8G1 KC2025 12 21.27263606 21 53.09 +48 23 45.4 ~CL75 19.6 GVNEOCPH21
C45J8G1 KC2025 12 21.27424306 21 49.95 +48 23 13.8 ~CL75 19.6 GVNEOCPH21
Station data:
(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.
(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.
(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.
(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.
(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.
(K74) Muensterschwarzach Observatory, Schwarzach (N49.805276 E10.236400)
Germany. Observer C. Gerhard. 0.30-m f/3.75 Newtonian reflector + CCD.
(K88) GINOP-KHK, Piszkéstető (N47.917453 E19.893670) Hungary. Observer K.
Sárneczky. 0.60-m Schmidt + CCD.
(P13) Baihuashan Observatory, Beijing (N39.837554 E115.573330) China.
Observers Z. Wang, B. Liu. Measurer Z. Wang. 0.28-m f/2.2 reflector + CMO.
Orbital elements: C45J8G1
Perihelion 2025 Nov 5.989768 +/- 0.0127 TT = 23:45:15.9 (JD 2460985.489768)
Epoch 2025 Dec 21.0 TT = JDT 2461030.5 Earth MOID: 0.0049 Ve: 0.0357
M 11.222246101 +/- 0.031 (J2000 ecliptic) AutoNEOCP
n 0.249326553 +/- 0.000631 Peri. 270.122045 +/- 0.0012
a 2.500097964 +/- 0.00424 Node 86.298940 +/- 0.00023
e 0.78339203 +/- 0.000416 Incl. 11.466250 +/- 0.006
P 3.95308 H 26.37 G 0.15 U 7.8
q 0.541541130 +/- 0.000126 Q 4.458654798 +/- 0.00861
36 of 39 observations 2025 Dec. 20-21 (24.3 hr); mean residual 0".49
Residuals in arcseconds: 251220 703 2.1+ 1.1+ 251220 I52 .13+ .29- 251220 104 .43+ .33+ 251220 703 1.9- .97- 251220 P13 .68- .31- 251220 K74 .11+ .17+ 251220 I52 .06- .45- 251220 P13 .72- .10- 251220 K74 .12- .23+ 251220 I52 .25+ .24- 251220 P13 .49- .71- 251221 K74 .10+ .31+ 251220 I52 .16+ .36- 251220 P13 .07- .67- 251221 I52 .01- .03- 251220 I52 .19+ .18- 251220 K88 .14+ .22- 251221 I52 .06- .18+ 251220 I41( 5.7- 2.4-) 251220 K88 .17+ .04- 251221 I52 .30- .12+ 251220 I41 .23+ 1.4+ 251220 K88 .04+ .34+ 251221 I52 .10- .03+ 251220 I41( 3.1+ 1.8-) 251220 595 .01+ .27+ 251221 H21 .35- .02+ 251220 I41( 6.8+ .60+) 251220 595 .00 .12- 251221 H21 .36- .05+ 251220 I52 .17+ .18- 251220 595 .12- .29- 251221 H21 .03+ .26- 251220 I52 .09+ .39- 251220 104 .85+ .10- 251221 H21 .03+ .21- 251220 I52 .25+ .30- 251220 104 .05+ .04- 251221 H21 .14- .08- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 12 21 14 06 14 13.009 +46 54 38.72 .03050 1.0118 156.3 19.9 .075 95 2025 12 21 15 06 13 22.372 +46 44 32.49 .03108 1.0124 156.5 19.9 .076 94 2025 12 21 16 06 12 33.883 +46 34 46.98 .03166 1.0129 156.7 20.0 .077 93 2025 12 21 17 06 11 47.410 +46 25 21.19 .03224 1.0135 156.9 20.0 .078 92 2025 12 21 18 06 11 02.831 +46 16 14.15 .03282 1.0141 157.0 20.1 .079 92 2025 12 21 19 06 10 20.032 +46 07 24.96 .03340 1.0147 157.2 20.1 .080 91 2025 12 21 20 06 09 38.911 +45 58 52.79 .03398 1.0152 157.4 20.1 .081 90 2025 12 21 21 06 08 59.371 +45 50 36.85 .03456 1.0158 157.5 20.2 .082 89 2025 12 21 22 06 08 21.324 +45 42 36.39 .03514 1.0164 157.7 20.2 .083 89 2025 12 21 23 06 07 44.688 +45 34 50.70 .03572 1.0169 157.8 20.2 .084 88 2025 12 22 00 06 07 09.386 +45 27 19.13 .03630 1.0175 157.9 20.2 .085 87 2025 12 22 01 06 06 35.347 +45 20 01.05 .03688 1.0181 158.1 20.3 .086 86 2025 12 22 02 06 06 02.505 +45 12 55.88 .03747 1.0186 158.2 20.3 .087 86 2025 12 22 03 06 05 30.799 +45 06 03.06 .03805 1.0192 158.3 20.3 .088 85 2025 12 22 04 06 05 00.171 +44 59 22.06 .03863 1.0198 158.4 20.4 .089 84 2025 12 22 05 06 04 30.568 +44 52 52.39 .03921 1.0204 158.5 20.4 .090 84 2025 12 22 06 06 04 01.939 +44 46 33.58 .03980 1.0209 158.7 20.4 .091 83 2025 12 22 07 06 03 34.237 +44 40 25.19 .04038 1.0215 158.8 20.5 .092 82 2025 12 22 08 06 03 07.419 +44 34 26.79 .04097 1.0221 158.9 20.5 .093 82 2025 12 22 09 06 02 41.443 +44 28 37.99 .04155 1.0226 159.0 20.5 .094 81 2025 12 22 10 06 02 16.271 +44 22 58.41 .04213 1.0232 159.1 20.5 .095 81 2025 12 22 11 06 01 51.866 +44 17 27.68 .04272 1.0238 159.1 20.6 .096 80 2025 12 22 12 06 01 28.194 +44 12 05.47 .04330 1.0243 159.2 20.6 .097 79 2025 12 22 13 06 01 05.222 +44 06 51.45 .04389 1.0249 159.3 20.6 .098 79 2025 12 22 14 06 00 42.921 +44 01 45.31 .04447 1.0255 159.4 20.7 .100 78 2025 12 22 15 06 00 21.261 +43 56 46.77 .04506 1.0261 159.5 20.7 .101 78 2025 12 22 16 06 00 00.216 +43 51 55.53 .04565 1.0266 159.6 20.7 .102 77 2025 12 22 17 05 59 39.760 +43 47 11.35 .04623 1.0272 159.6 20.7 .103 77 2025 12 22 18 05 59 19.869 +43 42 33.95 .04682 1.0278 159.7 20.8 .104 76 2025 12 22 19 05 59 00.520 +43 38 03.11 .04740 1.0283 159.8 20.8 .104 76 2025 12 22 20 05 58 41.692 +43 33 38.58 .04799 1.0289 159.8 20.8 .105 75 2025 12 22 21 05 58 23.363 +43 29 20.16 .04858 1.0295 159.9 20.8 .106 75 2025 12 22 22 05 58 05.515 +43 25 07.63 .04916 1.0300 160.0 20.9 .107 74 2025 12 22 23 05 57 48.129 +43 21 00.79 .04975 1.0306 160.0 20.9 .108 74 2025 12 23 00 05 57 31.187 +43 16 59.44 .05034 1.0312 160.1 20.9 .109 74 2025 12 23 01 05 57 14.674 +43 13 03.42 .05092 1.0318 160.2 20.9 .110 73 2025 12 23 02 05 56 58.573 +43 09 12.53 .05151 1.0323 160.2 21.0 .111 73 2025 12 23 03 05 56 42.868 +43 05 26.61 .05210 1.0329 160.3 21.0 .112 72 2025 12 23 04 05 56 27.547 +43 01 45.51 .05269 1.0335 160.3 21.0 .113 72 2025 12 23 05 05 56 12.595 +42 58 09.06 .05327 1.0340 160.4 21.0 .114 72 2025 12 23 06 05 55 57.998 +42 54 37.12 .05386 1.0346 160.4 21.1 .115 71 2025 12 23 07 05 55 43.746 +42 51 09.55 .05445 1.0352 160.5 21.1 .115 71 2025 12 23 08 05 55 29.825 +42 47 46.22 .05504 1.0357 160.5 21.1 .116 70 2025 12 23 09 05 55 16.225 +42 44 26.99 .05563 1.0363 160.6 21.1 .117 70 2025 12 23 10 05 55 02.935 +42 41 11.73 .05621 1.0369 160.6 21.1 .118 70 2025 12 23 11 05 54 49.945 +42 38 00.33 .05680 1.0374 160.6 21.2 .119 69 2025 12 23 12 05 54 37.244 +42 34 52.68 .05739 1.0380 160.7 21.2 .120 69 2025 12 23 13 05 54 24.824 +42 31 48.65 .05798 1.0386 160.7 21.2 .120 69