NGC 7031

Number of stars per data source

	Reference 1341 :   29 stars

References

 1341
Hoag A.A., Johnson H.L., Iriarte B., Mitchell R.I., Hallam K.L., Sharpless S.
(1961) Publ. US. Nav. Obs. 17, 347
Photometry of stars in galactic cluster fields
1961PUSNO..17..347H