ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN: 9780190931919
Author: NEWNAN
Publisher: Oxford University Press
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Question
Transcribed Image Text:Which objects (V, W, X, Y, Z) are protostars?
Transcribed Image Text:Stars and Protostars
Object
Spectral Class
Absolute Magnitude
V
K6
46
+6
-4
W
A4
G7
+2
Y
M1
+3
N
09
-6
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