Lynd 644 nebula
Lynd 644 (LDN 644) is a dark nebula located in the constellation of . Lynd's Catalog of Dark Nebula contains 1,700 dark nebulae. This catalog complements the Barnard Catalogue, with the nearby Barnard nebula listed if applicable. Here are the key stats on LDN 644:
| Lynd #: | LDN 644 |
| Right Ascension: | 19:19.4 |
| Declination: | 6:36:00 AM |
| Area (square degrees): | 2.340°2 |