Stellar Occultation by (171688) 2000 SP18 on 2022-11-30 (20:50:20 UT)
| Event Details |
Occultation UUID [and db] : 35c0fd10-ddb3-11f0-547e-25fdfca3ba1f [observed]
Occultation Date + Time : 2022-11-30 at 20:50:20 UT +/- 0.13 min [1]
Object Designation : (171688) 2000 SP18
Star Designation : GDR3 0304444637904209408
Star Coordinates (ICRF) : RA = 01 52 58.8693, DE = +31 54 36.179 [2]
Star Magnitudes : G = 12.94 mag, RP = 12.47 mag, BP = 13.24 mag
Object Magnitude : V = 19.64 mag
Estimated Magnitude Drop : 6.7 mag
Estimated Max. Duration : 0.4 sec
Speed of the shadow : 9.1 km/s
Object Mean Diameter : 3.3 km (src: astorb) => apparent = 2 mas
Apparent Motion : 0.3667 arcs/min @ PA = 220 deg
Horizontal Parallax : 4.2760 arcs
Dynamical Class : MBA
Elongation to Moon & Sun : 60° (sunlit = 53%), Sun = 144°
Cross-track uncertainty : 27.3 mas = 40 km = 12.34 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#26
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
|
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| Aladin Lite direct link (has Gaia overlay) |
| 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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20:38:53 +51.9145 +131.7005 +08 314 -20 +51.9158 +131.6642 +51.9131 +131.7369
20:39:01 +54.4959 +127.1625 +11 310 -23 +54.4923 +127.1311 +54.4996 +127.1939
20:39:08 +56.3117 +123.4367 +14 307 -26 +56.3058 +123.4073 +56.3176 +123.4661
20:39:16 +57.7471 +120.0704 +16 304 -27 +57.7397 +120.0424 +57.7545 +120.0985
20:39:23 +58.9382 +116.9083 +18 302 -29 +58.9297 +116.8813 +58.9467 +116.9353
20:39:31 +59.9518 +113.8763 +20 299 -30 +59.9423 +113.8503 +59.9612 +113.9024
20:39:38 +60.8266 +110.9339 +22 297 -32 +60.8165 +110.9089 +60.8368 +110.9590
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21:01:01 -18.1765 -044.4859 +22 043 +03 -18.1819 -044.4702 -18.1712 -044.5017
21:01:08 -19.4637 -045.6333 +21 043 +05 -19.4688 -045.6172 -19.4585 -045.6495
21:01:16 -20.8452 -046.9008 +19 043 +07 -20.8501 -046.8842 -20.8404 -046.9175
21:01:23 -22.3505 -048.3288 +17 044 +08 -22.3550 -048.3114 -22.3461 -048.3461
21:01:31 -24.0286 -049.9852 +14 045 +10 -24.0324 -049.9669 -24.0247 -050.0036
21:01:38 -25.9737 -052.0028 +12 045 +13 -25.9765 -051.9828 -25.9709 -052.0229
21:01:46 -28.4245 -054.7201 +08 047 +16 -28.4248 -054.6963 -28.4242 -054.7440
21:01:53 -33.0742 -060.5778 +02 050 +22 -33.0376 -060.5000 -33.1129 -060.6588
Longitude measured positiv to the East. Azimuth (Azm) measured from North to East. |