Cora»OccDetail

Stellar Occultation by (194) Prokne on 2026-01-02 (22:55:28 UT)

Event Details
Occultation UUID [and db] : d0a61e60-de6b-11f0-4858-9f94f9ebea44 [asteroids] Occultation Date + Time : 2026-01-02 at 22:55:28 UT +/- 0.01 min [1] Object Designation : (194) Prokne Star Designation : GDR3 3111390449437915264 Star Coordinates (ICRF) : RA = 07 13 02.2755, DE = +00 39 36.386 [2] Star Magnitudes : G = 13.57 mag, RP = 13.37 mag, BP = 13.67 mag Object Magnitude : V = 12.42 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 11.0 sec Speed of the shadow : 15.3 km/s Object Mean Diameter : 168.4 km (src: astorb) => apparent = 110 mas Apparent Motion : 0.5967 arcs/min @ PA = 286 deg Horizontal Parallax : 4.1510 arcs Dynamical Class : MBA Elongation to Moon & Sun : 29° (sunlit = 100%), Sun = 157° Cross-track uncertainty : 1.0 mas = 1 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.06 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#170 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : d0a61e60-de6b-11f0-4858-9f94f9ebea44 [asteroids]

 Occultation Date + Time   : 2026-01-02 at 22:55:28 UT +/- 0.01 min  [1]
 Object Designation        : (194) Prokne
 Star Designation          : GDR3 3111390449437915264
 Star Coordinates (ICRF)   : RA = 07 13 02.2755, DE = +00 39 36.386  [2]
 Star Magnitudes           : G = 13.57 mag, RP = 13.37 mag, BP = 13.67 mag
 Object Magnitude          : V = 12.42 mag
 Estimated Magnitude Drop  : 0.3 mag
 Estimated Max. Duration   : 11.0 sec
 Speed of the shadow       : 15.3 km/s
 Object Mean Diameter      : 168.4 km  (src: astorb) => apparent = 110 mas
 Apparent Motion           : 0.5967 arcs/min @ PA = 286 deg
 Horizontal Parallax       : 4.1510 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 29° (sunlit = 100%), Sun = 157°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#170
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

More Data and Informations

SiMDA \| 3D Asteroid Catalogue \| Johnston Archive \| Star at CDS (Vizier) \| JPL Small-Body Node \| Minor Planet Center \| Wikipedia

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Occultation Ground Track
Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 22:50:15 +25.5180 +103.1410 +09 266 -14 22:50:27 +26.0850 +096.5049 +15 263 -20 22:50:39 +26.6314 +091.7375 +19 261 -24 22:50:52 +27.1698 +087.7766 +23 259 -28 22:51:04 +27.7042 +084.2911 +25 256 -31 22:51:16 +28.2365 +081.1256 +28 254 -34 22:51:28 +28.7678 +078.1921 +30 252 -36 22:51:40 +29.2988 +075.4354 +32 250 -39 22:51:52 +29.8301 +072.8176 +34 248 -41 22:52:04 +30.3621 +070.3117 +36 246 -43 22:52:16 +30.8950 +067.8971 +38 244 -45 22:52:28 +31.4292 +065.5582 +39 241 -47 22:52:41 +31.9648 +063.2822 +40 239 -49 22:52:53 +32.5021 +061.0588 +42 237 -51 22:53:05 +33.0413 +058.8795 +43 234 -53 22:53:17 +33.5824 +056.7368 +44 232 -54 22:53:29 +34.1257 +054.6242 +45 229 -56 22:53:41 +34.6714 +052.5362 +46 226 -57 22:53:53 +35.2194 +050.4676 +47 224 -59 22:54:05 +35.7701 +048.4138 +47 221 -60 22:54:17 +36.3235 +046.3706 +48 218 -62 22:54:29 +36.8798 +044.3338 +48 215 -63 22:54:42 +37.4392 +042.2995 +49 212 -64 22:54:54 +38.0016 +040.2642 +49 209 -65 22:55:06 +38.5674 +038.2240 +49 206 -66 22:55:18 +39.1366 +036.1754 +49 202 -67 22:55:30 +39.7094 +034.1146 +49 199 -68 22:55:42 +40.2859 +032.0380 +49 196 -68 22:55:54 +40.8663 +029.9416 +49 193 -69 22:56:06 +41.4507 +027.8213 +49 189 -69 22:56:18 +42.0393 +025.6729 +48 186 -69 22:56:31 +42.6322 +023.4917 +48 183 -69 22:56:43 +43.2297 +021.2728 +47 180 -69 22:56:55 +43.8319 +019.0107 +47 176 -69 22:57:07 +44.4389 +016.6994 +46 173 -68 22:57:19 +45.0510 +014.3322 +45 170 -68 22:57:31 +45.6682 +011.9016 +44 167 -67 22:57:43 +46.2909 +009.3989 +43 164 -66 22:57:55 +46.9192 +006.8141 +42 160 -65 22:58:07 +47.5532 +004.1356 +41 157 -63 22:58:20 +48.1931 +001.3497 +39 154 -62 22:58:32 +48.8391 -001.5601 +38 151 -60 22:58:44 +49.4914 -004.6140 +36 147 -59 22:58:56 +50.1499 -007.8373 +35 144 -57 22:59:08 +50.8148 -011.2621 +33 141 -55 22:59:20 +51.4860 -014.9306 +31 137 -53 22:59:32 +52.1632 -018.9004 +29 133 -50 22:59:44 +52.8460 -023.2536 +26 129 -48 22:59:56 +53.5335 -028.1155 +24 125 -45 23:00:08 +54.2236 -033.6951 +21 120 -42 23:00:21 +54.9121 -040.3975 +17 114 -38 23:00:33 +55.5872 -049.2677 +12 107 -33 Longitude measured positiv to the East.

Occultation Ground Track

 Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 22:50:15   +25.5180  +103.1410   +09  266  -14 22:50:27   +26.0850  +096.5049   +15  263  -20 22:50:39   +26.6314  +091.7375   +19  261  -24 22:50:52   +27.1698  +087.7766   +23  259  -28 22:51:04   +27.7042  +084.2911   +25  256  -31 22:51:16   +28.2365  +081.1256   +28  254  -34 22:51:28   +28.7678  +078.1921   +30  252  -36 22:51:40   +29.2988  +075.4354   +32  250  -39 22:51:52   +29.8301  +072.8176   +34  248  -41 22:52:04   +30.3621  +070.3117   +36  246  -43 22:52:16   +30.8950  +067.8971   +38  244  -45 22:52:28   +31.4292  +065.5582   +39  241  -47 22:52:41   +31.9648  +063.2822   +40  239  -49 22:52:53   +32.5021  +061.0588   +42  237  -51 22:53:05   +33.0413  +058.8795   +43  234  -53 22:53:17   +33.5824  +056.7368   +44  232  -54 22:53:29   +34.1257  +054.6242   +45  229  -56 22:53:41   +34.6714  +052.5362   +46  226  -57 22:53:53   +35.2194  +050.4676   +47  224  -59 22:54:05   +35.7701  +048.4138   +47  221  -60 22:54:17   +36.3235  +046.3706   +48  218  -62 22:54:29   +36.8798  +044.3338   +48  215  -63 22:54:42   +37.4392  +042.2995   +49  212  -64 22:54:54   +38.0016  +040.2642   +49  209  -65 22:55:06   +38.5674  +038.2240   +49  206  -66 22:55:18   +39.1366  +036.1754   +49  202  -67 22:55:30   +39.7094  +034.1146   +49  199  -68 22:55:42   +40.2859  +032.0380   +49  196  -68 22:55:54   +40.8663  +029.9416   +49  193  -69 22:56:06   +41.4507  +027.8213   +49  189  -69 22:56:18   +42.0393  +025.6729   +48  186  -69 22:56:31   +42.6322  +023.4917   +48  183  -69 22:56:43   +43.2297  +021.2728   +47  180  -69 22:56:55   +43.8319  +019.0107   +47  176  -69 22:57:07   +44.4389  +016.6994   +46  173  -68 22:57:19   +45.0510  +014.3322   +45  170  -68 22:57:31   +45.6682  +011.9016   +44  167  -67 22:57:43   +46.2909  +009.3989   +43  164  -66 22:57:55   +46.9192  +006.8141   +42  160  -65 22:58:07   +47.5532  +004.1356   +41  157  -63 22:58:20   +48.1931  +001.3497   +39  154  -62 22:58:32   +48.8391  -001.5601   +38  151  -60 22:58:44   +49.4914  -004.6140   +36  147  -59 22:58:56   +50.1499  -007.8373   +35  144  -57 22:59:08   +50.8148  -011.2621   +33  141  -55 22:59:20   +51.4860  -014.9306   +31  137  -53 22:59:32   +52.1632  -018.9004   +29  133  -50 22:59:44   +52.8460  -023.2536   +26  129  -48 22:59:56   +53.5335  -028.1155   +24  125  -45 23:00:08   +54.2236  -033.6951   +21  120  -42 23:00:21   +54.9121  -040.3975   +17  114  -38 23:00:33   +55.5872  -049.2677   +12  107  -33

Longitude measured positiv to the East.

------------------------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +24.7441 +100.2378 +26.2806 +107.4629 +25.2963 +094.5724 +26.8752 +098.7639 +25.8349 +090.1796 +27.4314 +093.4729 +26.3672 +086.4318 +27.9767 +089.2436 +26.8963 +083.0883 +28.5169 +085.5879 +27.4236 +080.0262 +29.0546 +082.3019 +27.9502 +077.1728 +29.5910 +079.2773 +28.4765 +074.4805 +30.1270 +076.4481 +29.0031 +071.9164 +30.6633 +073.7707 +29.5304 +069.4561 +31.2002 +071.2143 +30.0585 +067.0814 +31.7382 +068.7562 +30.5879 +064.7778 +32.2775 +066.3788 +31.1186 +062.5336 +32.8183 +064.0684 +31.6509 +060.3393 +33.3609 +061.8138 +32.1849 +058.1869 +33.9054 +059.6056 +32.7208 +056.0693 +34.4521 +057.4360 +33.2587 +053.9806 +35.0011 +055.2981 +33.7988 +051.9153 +35.5526 +053.1859 +34.3412 +049.8687 +36.1067 +051.0940 +34.8860 +047.8364 +36.6636 +049.0175 +35.4334 +045.8142 +37.2234 +046.9520 +35.9835 +043.7983 +37.7862 +044.8931 +36.5364 +041.7850 +38.3523 +042.8368 +37.0923 +039.7707 +38.9218 +040.7793 +37.6512 +037.7519 +39.4948 +038.7166 +38.2134 +035.7251 +40.0714 +036.6450 +38.7789 +033.6868 +40.6519 +034.5605 +39.3479 +031.6335 +41.2364 +032.4593 +39.9205 +029.5614 +41.8250 +030.3372 +40.4969 +027.4666 +42.4180 +028.1899 +41.0772 +025.3451 +43.0155 +026.0130 +41.6615 +023.1925 +43.6177 +023.8015 +42.2500 +021.0041 +44.2247 +021.5502 +42.8429 +018.7748 +44.8368 +019.2532 +43.4403 +016.4989 +45.4541 +016.9041 +44.0424 +014.1701 +46.0768 +014.4957 +44.6493 +011.7815 +46.7053 +012.0199 +45.2612 +009.3249 +47.3395 +009.4673 +45.8782 +006.7912 +47.9799 +006.8272 +46.5006 +004.1698 +48.6265 +004.0868 +47.1284 +001.4479 +49.2795 +001.2310 +47.7618 -001.3894 +49.9392 -001.7584 +48.4009 -004.3605 +50.6056 -004.9040 +49.0457 -007.4877 +51.2790 -008.2341 +49.6964 -010.7998 +51.9593 -011.7852 +50.3529 -014.3339 +52.6466 -015.6059 +51.0149 -018.1395 +53.3404 -019.7637 +51.6821 -022.2866 +54.0402 -024.3570 +52.3537 -026.8785 +54.7449 -029.5404 +53.0282 -032.0812 +55.4517 -035.5856 +53.7024 -038.1959 +56.1545 -043.0663 +54.3689 -045.9008 +56.8322 -053.8162 Azimuth (Azm) measured from North to East.

Apply ephem. offset (O-C) in RA & DE and CTU:
CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.