Popular Astronomy, Volume 58Goodsell Observatory of Carleton College, 1950 |
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Page 239
... magnitude . By the last of March it had increased to 12th magnitude . Z Camelopardalis has been practically stationary since April , 1948 , a period of about 670 days , with only a few slight indications of variability . S Apodis ...
... magnitude . By the last of March it had increased to 12th magnitude . Z Camelopardalis has been practically stationary since April , 1948 , a period of about 670 days , with only a few slight indications of variability . S Apodis ...
Page 360
063462 RR Pic ( Nova 1925 ) . Remains constant at 10.9 magnitude . 074922 U Gem . A maximum was observed between May 18 and 28 . 080835 CP Pup ( Nova 1942 ) . Remains constant at 10.9 magnitude . 081473 Z Cam . The return of activity of ...
063462 RR Pic ( Nova 1925 ) . Remains constant at 10.9 magnitude . 074922 U Gem . A maximum was observed between May 18 and 28 . 080835 CP Pup ( Nova 1942 ) . Remains constant at 10.9 magnitude . 081473 Z Cam . The return of activity of ...
Page 414
... magnitude 7.5 on July 20 , 1900 , in position 17 387 , -33 ° 58 ′ . The nova faded rapidly , so that on August 9 Dr. Zwicky wrote that the only thing visible on a spectrum plate taken with the 18 - inch Schmidt , was one fat H - alpha ...
... magnitude 7.5 on July 20 , 1900 , in position 17 387 , -33 ° 58 ′ . The nova faded rapidly , so that on August 9 Dr. Zwicky wrote that the only thing visible on a spectrum plate taken with the 18 - inch Schmidt , was one fat H - alpha ...
Contents
FR SECCHI AND STELLAR SPECTRA MARTIN F MCCARTHY S J | 153 |
STRUCTURE AND COMPOSITION OF CANYON DIABLO | 169 |
RADIO WHISTLES SIDNEY VAN DEN BERGH | 177 |
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AAVSO absolute magnitudes absorption Adams American angle appeared Arizona Astronomical Society atmosphere August Barringer Meteorite Crater bright California Canyon Diablo circle classification College comet coördinates curve density Department of Astronomy determined diameter Diedrich Director dome earth eclipse equator Greenwich Harvard Harvard College Observatory Hertzsprung Holden instrument interest iron July June Jupiter latitude Lick Observatory lines luminosity mass maximum meeting meteor Meteoritic Falls Meteoritical Society Mexico minor planets moon motion Mount Wilson mountain Museum node Notes Nova observed OCCULTATIONS VISIBLE paper parallaxes photographic plates present President Professor radial velocity radiation recent refractor Rosebrugh Russell Saturn Schmidt schreibersite Secchi servatory shows solar specimens spectra spectral class spectroscopic spectrum SS Cygni stellar Sunspot surface Taur tektites telescope temperature theory tion University Variable Star velocity VISIBLE IN LONGITUDE Yerkes Yerkes Observatory