Stellar Occultation by (120347) Salacia on 2024-08-17 (23:06:46 UT)
| Event Details |
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Occultation UUID [and db] : e7642806-9846-46ae-8bd1-110a134ec755 [cetnos]
Occultation Date + Time : 2024-08-17 at 23:06:46 UT +/- 0.87 min [1]
Object Designation : (120347) Salacia
Star Designation : GDR3 2853444540521856896
Star Coordinates (ICRF) : RA = 23 57 24.7005, DE = +26 22 03.469 [2]
Star Magnitudes : G = 15.95 mag, RP = 15.31 mag, BP = 16.45 mag
Object Magnitude : V = 20.92 mag
Estimated Magnitude Drop : 5.0 mag
Estimated Max. Duration : 26.1 sec
Speed of the shadow : 18.7 km/s
Object Mean Diameter : 486.9 km (src: CORA+astorb) => apparent = 15 mas
Apparent Motion : 0.0350 arcs/min @ PA = 271 deg
Horizontal Parallax : 0.1970 arcs
Dynamical Class : TNO
Elongation to Moon & Sun : 74° (sunlit = 95%), Sun = 130°
Cross-track uncertainty : 21.7 mas = 702 km = 1.44 path-width (1-sig)
RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#31
Object is a <TNOs are Cool> target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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| Occultation Ground Track |
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Time[UT] | Lat----CENTR----Lon | Alt Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon
hh:mm:ss | +DD.dddd +DDD.dddd | deg deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd
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23:03:45 -41.8113 +090.6935 +11 321 -19 -51.5419 +099.9142 -35.2696 +086.1193
23:04:14 -36.6572 +079.2566 +20 329 -28 -42.9527 +082.7958 -31.8006 +077.2689
23:04:42 -33.8802 +071.2883 +25 335 -35 -38.9490 +073.0409 -29.5763 +070.1331
23:05:11 -32.0752 +064.5022 +29 341 -41 -36.6572 +065.5202 -28.0497 +063.7923
23:05:40 -30.8868 +058.3056 +32 347 -46 -35.2195 +058.8879 -27.0174 +057.8904
23:06:08 -30.1685 +052.4267 +33 353 -51 -34.3722 +052.6941 -26.3838 +052.2367
23:06:37 -29.8536 +046.7002 +34 359 -56 -34.0078 +046.7022 -26.1019 +046.7052
23:07:05 -29.9175 +041.0008 +34 005 -60 -34.0892 +040.7450 -26.1541 +041.1960
23:07:34 -30.3681 +035.2095 +32 011 -64 -34.6285 +034.6656 -26.5460 +035.6136
23:08:03 -31.2485 +029.1856 +30 017 -67 -35.6938 +028.2695 -27.3079 +029.8483
23:08:31 -32.6579 +022.7215 +27 023 -69 -37.4541 +021.2366 -28.5066 +023.7485
23:09:00 -34.8191 +015.4268 +23 029 -68 -40.3661 +012.8212 -30.2786 +017.0612
23:09:29 -38.3736 +006.2429 +16 036 -64 -47.0783 -001.1617 -32.9387 +009.2469
Longitude measured positiv to the East. Azimuth (Azm) measured from North to East. |
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