Table 1 Information about the occulted stars

From: Accurate geometric albedo, shape, and size of Hi’iaka from a stellar occultation

Occultation date

Designation Gaia EDR3 UCAC4

Coordinatesa Right Ascension Declination

Magnitudes Gaia catalog UCAC4 51

Stellar diameterb in \(V\)-band at Hi’iaka’s distance

Hi'iaka's distance (au)

2021-04-06

12294167318702112

00

531-055227

14h 24m 28s.6760

+16º 06' 30''.952

\(G=12.628\)

\(V=12.824\)

\(K=11.000\)

\(\sim 0.026\) mas

\(\sim 0.935\) km

49.394

2021-04-16

12293361883481838

08

531-055209

14h 23m 52s.5983

+16º 10’ 40''.237

\(G=12.428\)

\(V=12.585\)

\(K=10.981\)

\(\sim 0.025\) mas

\(\sim 0.913\) km

49.371

  1. aGaia EDR3 coordinates corrected from proper motion for the occultation date.
  2. bEstimated from the \(V\) and \(K\) magnitudes of the star, using equation \(\theta=\frac{{10}^{0.5+0.264(V-K)}}{{10}^{V/5}}\) 52.
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