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Table 1

Observation log.

Target Date AOR λ (μm) texpa (s)

TWA 30A 2011-11-28 1342233252-53 70,160 1340
TWA 30A 2011-11-28 1342233254-55 100,160 1114
TWA 30B Same images as TWA 30A
TWA 31 2011-07-14 1342224190-91 70,160 890
TWA 31 2011-07-14 1342224192-93 100,160 440
TWA 31 2011-12-16 1342234393, 96 70,160 1292
TWA 31 2011-12-16 1342234394-95 100,160 858
TWA 32 2011-07-28 1342224916-17 70,160 890
TWA 32 2011-07-28 1342224918-19 70,160 440
TWA 34 2011-11-27 1342233099-100 70,160 890
TWA 34 2011-11-27 1342233100-101 100,160 440

Notes.

(a)

Total exposure time for both orientations.

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