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Stellar Occultation by (16942) 1998 HA34 on 2026-03-17 (23:38:39 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
 Occultation UUID [and db] : 7124e640-de7c-11f0-4858-aaa0f7be0f4a [asteroids]

 Occultation Date + Time   : 2026-03-17 at 23:38:39 UT +/- 0.01 min  [1]
 Object Designation        : (16942) 1998 HA34
 Star Designation          : GDR3 3776511142180971008
 Star Coordinates (ICRF)   : RA = 10 42 29.2554, DE = -05 48 46.714  [2]
 Star Magnitudes           : G = 9.08 mag, RP = 8.77 mag, BP = 9.26 mag
 Object Magnitude          : V = 17.7 mag
 Estimated Magnitude Drop  : 8.6 mag
 Estimated Max. Duration   : 0.7 sec
 Speed of the shadow       : 15.1 km/s
 Object Mean Diameter      : 10.3 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.5000 arcs/min @ PA = 311 deg
 Horizontal Parallax       : 3.5270 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 167° (sunlit = 1%), Sun = 162°
 Cross-track uncertainty   : 1.2 mas = 2 km = 0.21 path-width (1-sig)
 RUWE and duplicate source : 3.74 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#63
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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