Cora»OccDetail

Stellar Occultation by (30146) Decandia on 2023-10-08 (18:25:56 UT)

Event Details
Occultation UUID [and db] : 1f37ae80-ddb4-11f0-547e-8392f4f70fcc [observed] Occultation Date + Time : 2023-10-08 at 18:25:56 UT +/- 0.0 min [1] Object Designation : (30146) Decandia Star Designation : GDR3 4065562716086909312 Star Coordinates (ICRF) : RA = 18 15 21.8015, DE = -24 01 24.082 [2] Star Magnitudes : G = 13.59 mag, RP = 12.65 mag, BP = 14.51 mag Object Magnitude : V = 19.95 mag Estimated Magnitude Drop : 6.4 mag Estimated Max. Duration : 0.2 sec Speed of the shadow : 23.8 km/s Object Mean Diameter : 4.9 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.6550 arcs/min @ PA = 88 deg Horizontal Parallax : 2.9310 arcs Dynamical Class : MBA Elongation to Moon & Sun : 144° (sunlit = 30%), Sun = 78° Cross-track uncertainty : 0.3 mas = 0 km = 0.13 path-width (1-sig) RUWE and duplicate source : 0.84 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#57 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and db] : 1f37ae80-ddb4-11f0-547e-8392f4f70fcc [observed] Occultation Date + Time : 2023-10-08 at 18:25:56 UT +/- 0.0 min [1] Object Designation : (30146) Decandia Star Designation : GDR3 4065562716086909312 Star Coordinates (ICRF) : RA = 18 15 21.8015, DE = -24 01 24.082 [2] Star Magnitudes : G = 13.59 mag, RP = 12.65 mag, BP = 14.51 mag Object Magnitude : V = 19.95 mag Estimated Magnitude Drop : 6.4 mag Estimated Max. Duration : 0.2 sec Speed of the shadow : 23.8 km/s Object Mean Diameter : 4.9 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.6550 arcs/min @ PA = 88 deg Horizontal Parallax : 2.9310 arcs Dynamical Class : MBA Elongation to Moon & Sun : 144° (sunlit = 30%), Sun = 78° Cross-track uncertainty : 0.3 mas = 0 km = 0.13 path-width (1-sig) RUWE and duplicate source : 0.84 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#57 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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Occultation Ground Track
------------------ Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 18:23:48 +48.7447 -069.5283 +05 135 +29 18:23:56 +45.4437 -062.3950 +10 141 +29 18:24:03 +43.6243 -057.9256 +14 144 +28 18:24:11 +42.3083 -054.3209 +16 147 +27 18:24:18 +41.2779 -051.1835 +18 150 +26 18:24:26 +40.4406 -048.3454 +20 152 +24 18:24:33 +39.7472 -045.7172 +22 154 +23 18:24:41 +39.1680 -043.2440 +23 156 +21 18:24:48 +38.6832 -040.8897 +24 159 +20 18:24:56 +38.2795 -038.6283 +25 161 +18 18:25:03 +37.9470 -036.4405 +26 163 +17 18:25:11 +37.6786 -034.3116 +27 165 +16 18:25:18 +37.4690 -032.2294 +27 167 +14 18:25:26 +37.3142 -030.1839 +28 169 +13 18:25:33 +37.2113 -028.1667 +28 171 +11 18:25:41 +37.1582 -026.1701 +29 173 +09 18:25:48 +37.1535 -024.1872 +29 175 +08 18:25:56 +37.1964 -022.2116 +29 177 +06 18:26:03 +37.2867 -020.2370 +29 180 +05 18:26:11 +37.4249 -018.2572 +29 182 +03 18:26:18 +37.6119 -016.2656 +28 184 +02 18:26:26 +37.8494 -014.2556 +28 186 +00 18:26:33 +38.1395 -012.2195 +27 188 -02 18:26:41 +38.4857 -010.1489 +27 190 -03 18:26:48 +38.8920 -008.0340 +26 192 -05 18:26:56 +39.3643 -005.8631 +25 194 -07 18:27:03 +39.9100 -003.6213 +24 196 -09 18:27:11 +40.5394 -001.2901 +23 199 -10 18:27:18 +41.2667 +001.1558 +22 201 -12 18:27:26 +42.1122 +003.7516 +20 203 -14 18:27:33 +43.1067 +006.5500 +19 206 -16 18:27:41 +44.3006 +009.6366 +16 208 -18 18:27:48 +45.7872 +013.1699 +14 211 -20 18:27:56 +47.7802 +017.5144 +11 215 -23 18:28:03 +51.1390 +024.1507 +05 220 -26 Longitude measured positiv to the East.

Occultation Ground Track

 ------------------ Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 18:23:48   +48.7447  -069.5283   +05  135  +29 18:23:56   +45.4437  -062.3950   +10  141  +29 18:24:03   +43.6243  -057.9256   +14  144  +28 18:24:11   +42.3083  -054.3209   +16  147  +27 18:24:18   +41.2779  -051.1835   +18  150  +26 18:24:26   +40.4406  -048.3454   +20  152  +24 18:24:33   +39.7472  -045.7172   +22  154  +23 18:24:41   +39.1680  -043.2440   +23  156  +21 18:24:48   +38.6832  -040.8897   +24  159  +20 18:24:56   +38.2795  -038.6283   +25  161  +18 18:25:03   +37.9470  -036.4405   +26  163  +17 18:25:11   +37.6786  -034.3116   +27  165  +16 18:25:18   +37.4690  -032.2294   +27  167  +14 18:25:26   +37.3142  -030.1839   +28  169  +13 18:25:33   +37.2113  -028.1667   +28  171  +11 18:25:41   +37.1582  -026.1701   +29  173  +09 18:25:48   +37.1535  -024.1872   +29  175  +08 18:25:56   +37.1964  -022.2116   +29  177  +06 18:26:03   +37.2867  -020.2370   +29  180  +05 18:26:11   +37.4249  -018.2572   +29  182  +03 18:26:18   +37.6119  -016.2656   +28  184  +02 18:26:26   +37.8494  -014.2556   +28  186  +00 18:26:33   +38.1395  -012.2195   +27  188  -02 18:26:41   +38.4857  -010.1489   +27  190  -03 18:26:48   +38.8920  -008.0340   +26  192  -05 18:26:56   +39.3643  -005.8631   +25  194  -07 18:27:03   +39.9100  -003.6213   +24  196  -09 18:27:11   +40.5394  -001.2901   +23  199  -10 18:27:18   +41.2667  +001.1558   +22  201  -12 18:27:26   +42.1122  +003.7516   +20  203  -14 18:27:33   +43.1067  +006.5500   +19  206  -16 18:27:41   +44.3006  +009.6366   +16  208  -18 18:27:48   +45.7872  +013.1699   +14  211  -20 18:27:56   +47.7802  +017.5144   +11  215  -23 18:28:03   +51.1390  +024.1507   +05  220  -26

Longitude measured positiv to the East.

------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +48.9253 -069.7785 +48.5724 -069.2928 +45.5344 -062.4826 +45.3537 -062.3086 +43.6975 -057.9826 +43.5515 -057.8692 +42.3731 -054.3633 +42.2439 -054.2789 +41.3375 -051.2170 +41.2185 -051.1501 +40.4967 -048.3729 +40.3847 -048.3180 +39.8008 -045.7402 +39.6938 -045.6942 +39.2196 -043.2636 +39.1165 -043.2246 +38.7333 -040.9064 +38.6332 -040.8730 +38.3284 -038.6426 +38.2306 -038.6139 +37.9949 -036.4529 +37.8990 -036.4282 +37.7258 -034.3222 +37.6314 -034.3010 +37.5156 -032.2384 +37.4224 -032.2204 +37.3604 -030.1915 +37.2680 -030.1764 +37.2572 -028.1729 +37.1654 -028.1605 +37.2039 -026.1750 +37.1125 -026.1652 +37.1990 -024.1909 +37.1079 -024.1835 +37.2419 -022.2141 +37.1508 -022.2091 +37.3324 -020.2383 +37.2411 -020.2357 +37.4708 -018.2572 +37.3791 -018.2571 +37.6581 -016.2644 +37.5659 -016.2668 +37.8959 -014.2531 +37.8029 -014.2580 +38.1866 -012.2156 +38.0925 -012.2234 +38.5334 -010.1435 +38.4380 -010.1543 +38.9406 -008.0269 +38.8435 -008.0412 +39.4138 -005.8540 +39.3148 -005.8721 +39.9609 -003.6100 +39.8592 -003.6326 +40.5919 -001.2761 +40.4870 -001.3041 +41.3212 +001.1731 +41.2122 +001.1385 +42.1694 +003.7732 +42.0550 +003.7301 +43.1676 +006.5773 +43.0459 +006.5228 +44.3670 +009.6723 +44.2345 +009.6013 +45.8623 +013.2191 +45.7125 +013.1211 +47.8728 +017.5917 +47.6885 +017.4383 +51.3052 +024.3514 +50.9784 +023.9592 Azimuth (Azm) measured from North to East.

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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.