2023-04-01 / TYC 4820-02022-1 / (40741) 1999 TD
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show MICHAIL DOGRAMATZIDIS, Archimedes Karagiannidis
O-
CCD
T356
GR
GPS
20:31:55
20:35:51
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 88f72c70-ddb3-11f0-547e-708597bd5815 for map and profile fit
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Event Details
Occultation UUID [and DB] : 88f72c70-ddb3-11f0-547e-708597bd5815 [observed]
Occultation Date + Time : 2023-04-01 at 20:28:47 UT +/- 0.01 min [1]
Object Designation : (40741) 1999 TD
Orbit Class : MBA
Star Designation : GDR3 3109762553757760896
Star Coordinates (ICRF) : RA = 07 18 52.7030, DE = -02 02 03.340 [2]
Star Magnitudes : G = 11.39 mag, RP = 10.9 mag, BP = 11.72 mag
Object Magnitude : V = 18.33 mag
Estimated Magnitude Drop : 6.9 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 6.7 km (src: astorb)
Speed of the shadow : 18.3 km/s
Elongation to Moon & Sun : 42° (sunlit = 83%), Sun = 99°
Cross-track uncertainty : 0.7 mas = 1 km = 0.16 path-width (1-sig)
RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#48
Note : FP:true
[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)
