Stellar Occultation by (77704) 2001 OC27 on 2024-09-13 (20:58:17 UT)
Event Details
Occultation UUID [and db] : f39915e0-c354-11ef-5276-14c2dffba18b [observed]
Occultation Date + Time : 2024-09-13 at 20:58:17 UT +/- 0.02 min [1]
Object Designation : (77704) 2001 OC27
Star Designation : GDR3 4246489862692711296
Star Coordinates (ICRF) : RA = 20 28 23.9289, DE = +05 33 13.526 [2]
Star Magnitudes : G = 13.08 mag, RP = 12.54 mag, BP = 13.46 mag
Object Magnitude : V = 19.84 mag
Estimated Magnitude Drop : 6.8 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 4.2 km (src: astorb)
Orbital Class : MBA
Speed of the shadow : 8.9 km/s
Elongation to Moon & Sun : 34° (sunlit = 77%), Sun = 134°
Cross-track uncertainty : 1.3 mas = 2 km = 0.55 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#38
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
(If error 404: link not valid which means no data available)
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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20:46:36 +74.8000 +100.4974 +03 280 -06 +74.7946 +100.1956 +74.8047 +100.8072
20:46:44 +74.8654 +078.9681 +09 259 -10 +74.8420 +078.8750 +74.8889 +079.0620
20:46:51 +74.0666 +067.2897 +12 248 -12 +74.0416 +067.2441 +74.0915 +067.3357
20:46:59 +73.0700 +059.0531 +14 240 -13 +73.0453 +059.0324 +73.0946 +059.0740
20:47:06 +72.0068 +052.7841 +17 234 -15 +71.9829 +052.7784 +72.0307 +052.7900
20:47:14 +70.9263 +047.7967 +19 229 -16 +70.9032 +047.8005 +70.9494 +047.7930
20:47:21 +69.8503 +043.7034 +20 225 -17 +69.8281 +043.7137 +69.8725 +043.6933
20:47:29 +68.7889 +040.2632 +22 222 -18 +68.7675 +040.2778 +68.8103 +040.2486
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20:47:59 +64.7497 +030.4798 +27 213 -21 +64.7310 +030.5023 +64.7683 +030.4573
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20:48:14 +62.8563 +027.0249 +30 209 -22 +62.8387 +027.0487 +62.8739 +027.0010
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20:53:59 +30.6630 -001.7741 +65 175 -34 +30.6531 -001.7546 +30.6728 -001.7936
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20:54:51 +26.6359 -004.1244 +69 169 -34 +26.6264 -004.1055 +26.6454 -004.1433
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21:08:59 -39.9363 -057.0616 +23 060 +05 -39.9466 -057.0369 -39.9260 -057.0864
21:09:06 -40.8004 -058.7354 +22 061 +06 -40.8108 -058.7098 -40.7901 -058.7609
21:09:14 -41.6908 -060.5810 +20 063 +07 -41.7012 -060.5545 -41.6805 -060.6076
21:09:21 -42.6128 -062.6447 +18 064 +08 -42.6232 -062.6168 -42.6024 -062.6726
21:09:29 -43.5740 -064.9969 +16 065 +10 -43.5843 -064.9672 -43.5637 -065.0267
21:09:36 -44.5869 -067.7556 +14 067 +11 -44.5972 -067.7230 -44.5767 -067.7882
21:09:44 -45.6752 -071.1493 +11 070 +13 -45.6851 -071.1118 -45.6654 -071.1869
21:09:51 -46.8980 -075.7648 +08 073 +16 -46.9069 -075.7155 -46.8892 -075.8143
Longitude measured positiv to the East. Azimuth (Azm) measured from North to East.