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Discovery of Two Variable Stars in the Nebula N. G. C. 7023

✍ Scribed by C. D. Perrine

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Two New Variable Stars in the Trifid Neb

✍ John C. Duncan 📂 Article 📅 1921 🏛 University of Chicago Press 🌐 English ⚖ 241 KB

The Variable Star Z Centauri and the Neb

✍ W. J. Hussey 📂 Article 📅 1898 🏛 University of Chicago Press 🌐 English ⚖ 230 KB

Variable Stars in the Nebula of Orion.

✍ Edward C. Pickering 📂 Article 📅 1904 🏛 John Wiley and Sons 🌐 English ⚖ 380 KB 👁 3 views

Dies ist also ein unvollst2ndiges Integral von (2). Die Gleichungen (3) lauten alsdann Die Gleichungen (I 0 ) lauten : P I

Two New Variable Stars near the Cluster

✍ Edward C. Pickering; M. Fleming 📂 Article 📅 1890 🏛 John Wiley and Sons 🌐 English ⚖ 90 KB 👁 2 views

Studies of Magnitudes in Star Clusters.

✍ Harlow Shapley and Beatrice W. Mayberry 📂 Article 📅 1921 🏛 National Academy of Sciences 🌐 English ⚖ 167 KB

Changes in the Form of the Nebula N. G.

✍ Edwin P. Hubble 📂 Article 📅 1916 🏛 National Academy of Sciences 🌐 English ⚖ 164 KB