was visible in broad daylight - even at noon.
LIST OF PERIODIC COMETS
The following lists of comets afford a basis for their further study:
Periodic Comets Period Distance from Sun* Incl. to Ecliptic Perihelion
Passage
Barnard's (1884) ... 5.40 1.28 - 4.89 5°28' 1906.2
Barnard's (1892) ... 6.31 1.43 - 5.38 31°40' 1905.6
Biela's ............ 6.69 0.88 - 6.22 12°22' 1866.1
Brooks's ........... 7.10 1.96 - 5.43 6°04' 1903.9
Brorsen's .......... 5.46 0.59 - 5.61 29°24' 1890.2
Cunningham's ....... 1940.9
D'Arrest's ......... 6.69 1.33 - 5.77 15°43' 1897.4
DeVico-E. Swift's... 6.40 1.67 - 5.22 3°35' 1901.1
Donati's............5000. 1858.8
Encke's............. 3.30 0.34 - 4.09 12°36' 1905.1
Faye's.............. 7.39 1.65 - 5.94 10°38' 1903.4
Finlay's............ 6.56 0.97 - 6.04 3°03' 1900.2
Halley's............ 76.08 0.69 -35.22 162°13' 1910.3
Holmes's............ 6.87 2.13 - 5.1 20°48' 1899.3
Olters's............ 72.65 1.02 -33.62 44°34' 1887.8
Pons-Brooks's....... 71.56 0.78 -33.7 74°3' 1884.1
Temple's............ 6.54 2.09 - 4.90 10°47' 1898.8
Temple's............ 5.28 1.39 - 4.68 12°39' 1904.8
Temple-L. Swift's... 5.68 1.15 - 5.21 5°26' 1903.1
Tuttle's............ 13.67 1.02 -10.41 54°29' 1899.3
Winnecke's.......... 5.83 0.92 - 5.55 17° 1004.1
Wolf's.............. 6.82 1.59 - 5.60 25°15' 1905.3
*In terms of Earth's Mean Distance.
In terms of Earth's Mean Distance. Cunningham's Comet, first observed in 1940, had a tail of an estimated length of
60 million miles, pointing directly upward. It was of a magnitude of 1.7.