 ... observations will have little value, unless they are reduced and the light curve found. A vast number of excellent observations of these stars already exist, including the larger part of those of Argelander, which will have no value until they are...  The Observatory - Seite 2931881Vollansicht - Über dieses Buch
 | American Academy of Arts and Sciences - 1881 - 508 Seiten
...Argelander, which will have no value until they are reduced. 2. Determination of the light curve of the stars of the fourth class photometrically. This may...reduction of the observations by these measures to light intensities. 4. Search for variables of the fourth class, selecting from the Durchmusterung those... | |
 | American Academy of Arts and Sciences - 1881 - 558 Seiten
...Argelander, which will have no value until they are reduced. 2. Determination of the light curve of the stars of the fourth class photometrically. This may...reduction of the observations by these measures to light intensities. 4. Search for variables of the fourth class, selecting from the Durchmusterung those... | |
 | 1881 - 512 Seiten
...Argelander, which will have no value until they are reduced. 2. Determination of the light curve of the stars of the fourth class photometrically. This may...reduction of the observations by these measures to light intensities. transit instrument, or small equatorial. The first of the three methods of estimating... | |
 | Edward Charles Pickering - 1881 - 40 Seiten
...Argelander, which will have no value until they are reduced. 2. Determination of the light curve of the stars of the fourth class photometrically. This may...reduction of the observations by these measures to light intensities. 4. Search for variables of the fourth class, selecting from the Durchmusterung those... | |
 | Edward Charles Pickering - 1888 - 816 Seiten
...Argelander, which will have no value until they are reduced. 2. Determination of the light curve of the stars of the fourth class photometrically. This may...reduction of the observations by these measures to light intensities. 4. Search for variables of the fourth class, selecting from the Durchmusterung those... | |
| |
