METEORIC SHOWERS.

JULY TO OCTOBER.

Name of ShowerDateRadiant PointCharacteristicsOther Dates
of
Observation
Location
Vulpeculids or Eta
Sagittids
July 4Between
Cygnus and
Delphinus
Sw.June 13-July 7
Apr. 20,
May 30
E.
CygnidsJuly 19Near Deneb
(α) Cygni
Sh. Sw. F.July 11-19,
Aug. 22, July
6-Aug. 16
E.
(α)-(β) PerseidsJuly 25Between (α) and
(β) Persei
Sw. B. Sk.
after
10 p.m.
July 23-Aug. 4
Sept. 15,
Nov. 13
N.E.
Aquarids, a
conspicuous
shower
July 28Near the
water jar of
Aquarius
Sl. B. E.
Perseids, fine
shower
Aug. 10Near (α)
Persei
v. Sw. Sk. N.E.
Kappa CygnidsAug. 17Near the
Dragon's head
Sw. B.T. Sh.Jan. 17, Aug. 4,
Aug. 21-25
S.E.
Alpha AurigidsAug. 21Near Capella
(α) Aurigæ
After 9.30
p.m.
v. Sw. Sk.
Sept. 22,
Oct. 2
N.E.
Omicron
Draconids. Rich
shower in 1879
Aug. 22Near the
Dragon's head
Sl. T.Aug. 21-25N
Epsilon
Perseids
Sept. 7Between Capella
and the
Pleiades
After 10
p.m.
v. Sw. Sk.
Aug. 21, 25,
Sept. 6-8, 21,
Nov. 29.
N.E.
Alpha ArietidsSept. 21Near Hamal
(α) Arietis
Sl. T.Aug. 12, Oct. 7E.
Gamma PegasidsSept. 22Near and S.E.
of Great Sq.
Sl.July 31, Aug.
25, etc.
E.

The Perseids are of a yellowish color, and move with medium velocity. Their line of flight is from northeast to southwest. They are probably visible for more than a month, from the latter half of July to the last week in August.

The August meteors are known as the "Tears of St. Lawrence."

The Abbreviations under Characteristics are as follows:

v.—verySl.—SlowSk.—Streak-leaving meteors.
M.—ModeratelyB.—BrightT.—Train-leaving meteors.
Sw.—SwiftF.—FaintSh.—Short meteors.