"Pseudo-MPEC" for 2000-045A = NORAD 26463 = Cluster Rumba
Created 2025 Sep 28 13:34:47 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry: A11rZz0 C2025 09 04Nun:]98
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T08 2000-045A CK250909:23004004 312.828532 +21.545598 .70 17.1 GW Z58 2000-045A CK250909:23010168 312.820425 +21.543425 .47 16.7 GW Z58 2000-045A CK250909:23013197 312.809516 +21.540477 600 590m16.9 GW Z58 2000-045A CK250909:23022031 312.791876 +21.535233 .33 16.6 GW Z58 2000-045A CK250909:23050143 312.732558 +21.518368 530 520m16.3 GW Z58 2000-045A CK250909:23072213 312.680610 +21.503608 .70 16.7 GW Z58 2000-045A CK250910:22303364 268.728769 -05.357690 590 550m13.5 GW Z58 2000-045A CK250910:22314264 268.463103 -05.525165 700 680m13.8 GW Z58 2000-045A CK250910:22331396 268.105326 -05.750225 600 560m13.1 GW Z58 2000-045A CK250910:22362693 267.328653 -06.238855 810 760m13.5 GW Z58 2000-045A CK250911:01004518 071.559877 +07.171569 1.9 GW Z58 2000-045A CK250911:01010975 070.752681 +07.658278 1.4 GW Z58 2000-045A CK250911:01012822 070.150769 +08.019654 1.5 1.6 GW Z58 2000-045A CK250911:01210548 040.498385 +22.673333 1.0 11.2 GW Z58 2000-045A CK250911:01212665 040.096069 +22.821864 510 520m10.6 GW Z58 2000-045A CK250911:01214502 039.755456 +22.946210 720 730m11.0 GW Z58 2000-045A CK250911:01220659 039.356622 +23.090616 860 870m10.8 GW Z58 2000-045A CK250911:01222523 039.013212 +23.213846 .92 .95 11.6 GW Z58 2000-045A CK250911:01225719 038.435588 +23.418737 1.2 11.4 GW Z58 2000-045A CK250911:01231769 038.065890 +23.548285 1.0 11.7 GW Z58 A11s2Eh C2025 09 11R:CWyA`fiG1KRTVow(`6]x%M
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T05 2000-045A KCK250911:22261700 319.672187 +24.030446 390 400m16.6 GW Z58 2000-045A KCK250911:22284727 319.612045 +24.017727 .48 16.8 GW Z58 2000-045A KCK250911:22311822 319.551748 +24.004834 .48 16.7 GW Z58 A11s4zc C2025 09 16,BrXY@y(HpM2%w9EO#C#8_yPX*a24O?*q7cQ1332:l797@ZD/@C_
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T05 2000-045A CK250925:01204921 019.841488 +33.572393 230 220m11.7 GW J04 2000-045A CK250925:01205526 019.775449 +33.578231 230 220m12.5 GW J04 2000-045A CK250925:01210132 019.709867 +33.583892 .28 12.8 GW J04 2000-045A CK250925:01210735 019.643801 +33.589582 180 160m12.4 GW J04 2000-045A CK250925:01211351 019.577401 +33.595296 150 130m11.8 GW J04 2000-045A CK250925:01211955 019.511085 +33.601001 270 260m12.3 GW J04 2000-045A CK250925:01212560 019.446033 +33.606544 240 230m12.7 GW J04 2000-045A CK250925:01213079 019.390229 +33.611323 150 130m11.6 GW J04 2000-045A CK250925:01213673 019.325960 +33.616661 210 200m12.6 GW J04 2000-045A CK250925:01214178 019.272004 +33.621179 150 140m11.8 GW J04 2000-045A CK250925:01214692 019.217280 +33.625754 .40 12.5 GW J04 2000-045A CK250925:01215195 019.162908 +33.630160 210 200m12.7 GW J04 Station data: (703) Catalina Sky Survey (N32.417029 W110.732640) US/Arizona. Observer H. Gröller. 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, C. J. Loewen, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchoś. 0.68-m Schmidt + 10K 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. (J04) ESA Optical Ground Station, Tenerife (N28.300971 W16.511823) Canary Islands (Spain). Observer D. Abreu. Measurers M. Micheli, D. Koschny, E. Schwab, M. Busch, A. Knöfel. 1.0-m f/4.4 reflector + CCD. (T05) ATLAS-HKO, Haleakala (N20.707582 W156.257008) US/Hawaii. Observers L. Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, J. Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m f/2.0 Schmidt + CCD. (T08) ATLAS-MLO, Mauna Loa (N19.536150 W155.576050) US/Hawaii. Observers L. Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, J. Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m f/2.0 Schmidt + CCD. (Z58) ESA TBT Cebreros Observatory (N40.454053 W4.369320) Spain. Observers F. Ocaña, A. Montero, A. Ibarra. Measurers M. Micheli, F. Oca\~na, D. Koschny. 0.56-m f/2.52 astrograph prime-focus corrector + 4K CCD. Orbital elements: 2000-045A = NORAD 26463 = Cluster Rumba Perigee 2025 Oct 22.845302 +/- 0.0046792 TT = 20:17:14.0 (JD 2460971.345302) Epoch 2025 Oct 22.8 TT; AMR 0.016703 +/- 0.00058044 m2/kg Find_Orb M 352.713585382 +/- 0.740 (J2000 equator) n 160.841113431 +/- 0.26406 Peri. 319.120146 +/- 0.0001608 a 72277.88886 +/- 79.129 Node 98.880424 +/- 0.0001079 e 0.91087682 +/- 9.8304e-5 Incl. 145.550783 +/- 0.0002272 P3222.996m/2.238d H 30.22 G 0.15 U 11.8 q 6441.634778 +/- 0.086077 Q 138114.1429 +/- 158.29 From 75 observations 2025 Sept. 4-25; mean residual 3".798/2.04 sigmas
Residuals in arcseconds: 250904 T08 18.8+ 4.30+ 250911 Z58 7.62- 3.98+ 250923 I41 1.59- .871- 250904 T08 18.3+ 4.51+ 250911 Z58 .453+ .238+ 250923 703 2.21+ .345- 250904 T08 17.1+ 4.37+ 250911 Z58 1.42+ .263- 250923 703 1.23+ .300- 250908 I41 2.06+ 2.29+ 250911 Z58 4.09- 1.94+ 250923 703 .067+ .563- 250908 I41 1.43- 1.68+ 250911 Z58 1.16+ .085+ 250923 T05 .029- .222- 250908 I41 2.11+ 1.38+ 250911 Z58 7.43- 3.46+ 250923 T05 .977+ .133- 250908 I41 3.89+ 1.93+ 250911 T05 2.09- .360- 250923 T05 1.55+ .087+ 250908 T08 9.00+ 4.85+ 250911 T05 2.20- .515- 250923 T05 2.27+ .746+ 250908 T08 8.93+ 4.97+ 250911 T05 .656- .100- 250924 T05 2.58- .665- 250908 T08 9.54+ 5.22+ 250911 Z58 .801- .386- 250924 T05 5.82- 1.24- 250908 T08 9.41+ 5.46+ 250911 Z58 .764- .473- 250924 T05 3.65- .922- 250909 Z58 .812+ 2.61- 250911 Z58 .637- .554- 250924 T05 3.40+ 2.00+ 250909 Z58 .305+ 2.29- 250916 T08 2.29- 2.08- 250924 T05 1.10- .313+ 250909 Z58 1.05+ 1.49- 250916 T08 2.30- 2.16- 250925 J04 .451- .204+ 250909 Z58 1.45+ 2.12- 250916 T08 2.16- 2.08- 250925 J04 .183- .317+ 250909 Z58 .828+ 1.73- 250917 T05 5.41- 2.99- 250925 J04 1.33+ .064- 250909 Z58 .483- 1.12- 250917 T05 5.18- 2.96- 250925 J04 .030- .063- 250910 Z58 3.82- 1.67- 250917 T05 5.27- 2.86- 250925 J04 1.39+ .236- 250910 Z58 2.26- 1.57- 250918 T05 4.46- .631- 250925 J04 1.29- .137+ 250910 Z58 3.14- 1.56- 250918 T05 4.73- .865- 250925 J04 .299- .066+ 250910 Z58 4.06- 1.34- 250918 T05 5.98- 1.02- 250925 J04 .201+ .230+ 250911 Z58 1.18- 1.46+ 250918 T05 3.92- .632- 250925 J04 .825- .097+ 250911 Z58 1.48- .341+ 250923 I41 1.01- .884+ 250925 J04 .019+ .041+ 250911 Z58 3.45- 2.40+ 250923 I41 .817- .840+ 250925 J04 1.14+ .020+ 250911 Z58 3.54+ .963- 250923 I41 .238- 1.12- 250925 J04 .515- .138- Ephemerides (geocentric): Date (UTC) HH:MM:SS delta mag rvel svel lon lat alt (km) " sig PA ---- -------------- ------ --- ----- ----- -------- -------- ---------- -------- 2025 10 22 20:12:00 6695 14?? -2.044 10.66 184.0158 -30.8184 322.53 28d 107 2025 10 22 20:12:10 6675 14?? -1.969 10.68 182.9778 -30.5538 302.49 27d 108 2025 10 22 20:12:20 6656 14?? -1.893 10.69 181.9394 -30.2800 283.20 26d 108 2025 10 22 20:12:30 6637 14?? -1.816 10.71 180.9009 -29.9971 264.67 25d 109 2025 10 22 20:12:40 6620 13?? -1.738 10.72 179.8628 -29.7050 246.91 24d 109 2025 10 22 20:12:50 6603 13?? -1.659 10.74 178.8253 -29.4039 229.92 23d 110 2025 10 22 20:13:00 6587 13?? -1.580 10.75 177.7888 -29.0938 213.73 22d 111 2025 10 22 20:13:10 6572 13?? -1.500 10.77 176.7535 -28.7748 198.33 21d 111 2025 10 22 20:13:20 6557 13?? -1.419 10.78 175.7199 -28.4471 183.73 20d 112 2025 10 22 20:13:30 6543 13?? -1.337 10.79 174.6881 -28.1107 169.95 19d 112 2025 10 22 20:13:40 6531 13?? -1.255 10.80 173.6586 -27.7658 156.98 18d 113 2025 10 22 20:13:50 6518 13?? -1.172 10.81 172.6316 -27.4124 144.83 17d 113 2025 10 22 20:14:00 6507 13?? -1.088 10.82 171.6074 -27.0509 133.52 979' 114 2025 10 22 20:14:10 6497 13?? -1.004 10.83 170.5862 -26.6813 123.05 920' 115 2025 10 22 20:14:20 6487 13.2 -0.919 10.84 169.5685 -26.3037 113.41 861' 115 2025 10 22 20:14:30 6479 13.1 -0.834 10.85 168.5543 -25.9185 104.63 802' 116 2025 10 22 20:14:40 6471 13.0 -0.748 10.85 167.5442 -25.5258 96.70 742' 116 2025 10 22 20:14:50 6464 13.0 -0.662 10.85 166.5386 -25.1260 89.62 683' 117 2025 10 22 20:15:00 6458 12.9 -0.575 10.82 165.5390 -24.7198 83.42 623' 118 2025 10 22 20:15:10 6453 12.9 -0.487 10.75 164.5485 -24.3086 78.09 564' 119 2025 10 22 20:15:20 6448 12.8 -0.400 10.60 163.5727 -23.8953 73.63 505' 120 2025 10 22 20:15:30 6445 12.7 -0.318 10.32 162.6206 -23.4840 70.03 447' 121 2025 10 22 20:15:40 6442 12.7 -0.244 9.912 161.7034 -23.0803 67.21 392' 122 2025 10 22 20:15:50 6440 12.6 -0.185 9.396 160.8312 -22.6898 65.06 338' 123 2025 10 22 20:16:00 6439 12.6 -0.143 8.806 160.0113 -22.3168 63.43 288' 125 2025 10 22 20:16:10 6437 12.5 -0.118 8.182 159.2476 -21.9643 62.14 242' 127 2025 10 22 20:16:20 6436 12.5 -0.111 7.551 158.5412 -21.6339 61.01 198' 129 2025 10 22 20:16:30 6435 12.5 -0.117 6.928 157.8912 -21.3263 59.89 9528 132 2025 10 22 20:16:40 6434 12.4 -0.135 6.317 157.2960 -21.0417 58.65 7392 137 2025 10 22 20:16:50 6433 12.4 -0.162 5.718 156.7540 -20.7800 57.19 5517 145 2025 10 22 20:17:00 6431 12.4 -0.195 5.123 156.2640 -20.5415 55.44 3970 158 2025 10 22 20:17:10 6429 12.4 -0.232 4.522 155.8257 -20.3266 53.34 2913 0 2025 10 22 20:17:20 6426 12.3 -0.268 3.907 155.4397 -20.1362 50.88 2587 30 2025 10 22 20:17:30 6424 12.3 -0.300 3.276 155.1070 -19.9711 48.08 2939 56 2025 10 22 20:17:40 6421 12.3 -0.322 2.624 154.8292 -19.8327 45.01 3571 71 2025 10 22 20:17:50 6418 12.3 -0.332 1.983 154.6069 -19.7216 41.78 4205 80 2025 10 22 20:18:00 6414 12.3 -0.329 1.404 154.4372 -19.6366 38.53 4736 85 2025 10 22 20:18:10 6411 12.3 -0.314 0.920 154.3140 -19.5747 35.37 5139 88 2025 10 22 20:18:20 6408 12.3 -0.295 0.570 154.2289 -19.5320 32.40 5425 89 2025 10 22 20:18:30 6405 12.3 -0.275 0.376 154.1721 -19.5034 29.62 5618 91 2025 10 22 20:18:40 6403 12.3 -0.258 0.328 154.1353 -19.4849 27.03 5744 91 2025 10 22 20:18:50 6400 12.3 -0.240 0.354 154.1120 -19.4731 24.62 5824 92 2025 10 22 20:19:00 6398 12.3 -0.221 0.392 154.0978 -19.4660 22.39 5873 92 2025 10 22 20:19:10 6396 12.3 -0.200 0.420 154.0896 -19.4619 20.36 5901 92 2025 10 22 20:19:20 6394 12.3 -0.177 0.437 154.0853 -19.4597 18.56 5917 92 2025 10 22 20:19:30 6393 12.3 -0.157 0.444 154.0831 -19.4586 16.97 5924 92 2025 10 22 20:19:40 6391 12.3 -0.140 0.447 154.0821 -19.4580 15.56 5928 92 2025 10 22 20:19:50 6390 12.3 -0.127 0.446 154.0817 -19.4578 14.31 5929 92 2025 10 22 20:20:00 6389 12.3 -0.116 0.445 154.0816 -19.4577 13.18 5930 92 2025 10 22 20:20:10 6388 12.3 -0.107 0.443 154.0815 -19.4577 12.15 5930 92 2025 10 22 20:20:20 6387 12.3 -0.099 0.442 154.0816 -19.4577 11.20 5930 92 2025 10 22 20:20:30 6386 12.3 -0.093 0.440 154.0816 -19.4577 10.32 5930 92 2025 10 22 20:20:40 6385 12.3 -0.087 0.439 154.0816 -19.4577 9.50 5930 92 2025 10 22 20:20:50 6385 12.3 -0.084 0.438 154.0816 -19.4577 8.73 5930 92 2025 10 22 20:21:00 6384 12.3 -0.081 0.438 154.0816 -19.4577 7.99 5930 92 2025 10 22 20:21:10 6383 12.3 -0.078 0.437 154.0816 -19.4577 7.28 5930 92 2025 10 22 20:21:20 6382 12.3 -0.075 0.437 154.0817 -19.4577 6.60 5930 92 2025 10 22 20:21:30 6382 12.3 -0.073 0.436 154.0817 -19.4577 5.94 5930 92 2025 10 22 20:21:40 6381 12.3 -0.071 0.436 154.0817 -19.4577 5.31 5930 92 2025 10 22 20:21:50 6380 12.3 -0.068 0.435 154.0817 -19.4577 4.69 5930 92 2025 10 22 20:22:00 6380 12.3 -0.066 0.435 154.0817 -19.4577 4.10 5930 92 2025 10 22 20:22:10 6379 12.3 -0.065 0.435 154.0817 -19.4577 3.53 5930 92 2025 10 22 20:22:20 6379 12.3 -0.063 0.435 154.0818 -19.4577 2.97 5930 92 2025 10 22 20:22:30 6378 12.3 -0.061 0.434 154.0818 -19.4576 2.43 5930 92 2025 10 22 20:22:40 6378 12.3 -0.060 0.434 154.0818 -19.4576 1.91 5930 92 2025 10 22 20:22:50 6377 12.3 -0.058 0.434 154.0818 -19.4576 1.40 5930 92 Distances are in kilometers for distances under one million km (about 0.00668 AU), and in AUs for larger distances. Radial and 'space' velocities are in km/s, relative to the observer. Negative radial velocities mean the object is approaching the observer. Uncertainties are one-sigma values shown in arcseconds (unless they are very large, in which case they are shown in arcminutes or degrees). In theory, the object should be within this distance of the nominal RA/dec 67% of the time, within twice that distance 95% of the time, and within three times that distance 99.7% of the time. In practice, astrometric errors are not actually Gaussian, which means these uncertainties are sometimes over- or underestimated. So you may have to look farther, or not nearly as far, as the uncertainties say. The object will probably be offset from nominal somewhere along the indicated position angle, especially if the orbit is well determined.