Nordic Optical Telescope Text Size: Smaller Text Normal Text Larger Text  
Suggested integration times: U: 60 sec (0.9" seeing), B: 25 sec (0.7" seeing), V: 5 sec (0.8" seeing), R: 3 sec (0.6" seeing), i: 3 sec (0.7" seeing)

Star V B-V U-B V-R V-I n m
PG2213-006 14.137±.0010 -0.214±.0014 -1.176±.0006 -0.072±.0010 -0.211±.0057 33 18
PG2213-006A 14.180±.0006 +0.665±.0007 +0.094±.0025 +0.407±.0006 +0.817±.0030 32 17
PG2213-006B 12.710±.0007 +0.753±.0014 +0.291±.0018 +0.427±.0007 +0.831±.0012 24 13
PG2213-006C 15.108±.0020 +0.726±.0030 +0.175±.0039 +0.425±.0020 +0.853±.0047 34 17
n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

GD
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