Limits on eclipses of the pre-main-sequence star KH 15D in the first half of the 20th century

Keyphrases

• First Half of the 20th Century 100%
• Archival Photographs 100%
• Pre-main Sequence Stars 100%
• Duty Cycle 50%
• Decadal Timescale 50%
• Protoplanetary Disks 50%
• Disc Interactions 50%
• Harvard College Observatory 50%
• Protoplanet 50%

Earth and Planetary Sciences

• Pre-Main Sequence Stars 100%
• Protoplanets 50%
• Protoplanetary Disk 50%
• Observatory 50%