Search Results - "Luge, D"

Colour evolution of Betelgeuse and Antares over two millennia, derived from historical records, as a new constraint on mass and age by Neuhäuser, R, Torres, G, Mugrauer, M, Neuhäuser, D L, Chapman, J, Luge, D, Cosci, M

“…ABSTRACT After core hydrogen burning, massive stars evolve from blue-white dwarfs to red supergiants by expanding, brightening, and cooling within few…”
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The Mira discovery problem—Observations by David Fabricius in 1596 and 1609 (and by others before?): Positional accuracy, brightness, color index, and period by Neuhäuser, R., Neuhäuser, D. L., Mugrauer, M., Luge, D., Chapman, J.

“…The pulsating variable star Mira ( o Ceti) was observed by David Fabricius (Frisia) in 1596 and 1609. We review suggested previous detections (e.g., China,…”
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Interpretation of the historic Yemeni reports of supernova SN 1006: Early discovery in mid‐April 1006? by Neuhäuser, R., Neuhäuser, D. L., Rada, W., Chapman, J., Luge, D., Kunitzsch, P.

“…The recently published Yemeni observation report about SN 1006 from al‐Yamānī clearly gives AD 1006 April 17 ± 2 (mid‐Rajab 396h) as the first observation…”
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