July 2001

August 2001

September 2001


Jan. Feb. Mar. Apr. May June July Aug. Sep. Oct. Nov. Dec.
1995 1996 1997 1998 1999 2000 2001 2002 2003

Day Moonage Phenomenon (JST)
1 Wed 11.3 21h Alpha-Cap meteor shower is at peak(Jul.15-Aug.25)
2 Thu 12.3 02:58 Moon is at south most(Decl.:-23o25'.7)
3 Fri 13.3
4 Sat 14.3 04:03 Moon passes 02o52'.1 south of Neptune
14:56 Full Moon
5 Sun 15.3 S-UMa is at maximum brightness (Mag:Period 226 days,7.1-12.7)
11:46 Moon passes 03o09'.7 south of Uranus
19:56 Mercury is at exferrior conjunction (01o46'.8,Mag:-2.0,Dia.:5".0 north of Sun)
6 Moon 16.3 R-CVn is at maximum brightness (Mag:Period 329 days,6.5-12.9)
05:44 Mercury is closest to Sun (01o43'.3)
06h Moon is farthest from the Earth(1.057,406,263km,Dia.:29'25")
09:00 Venus passes 01o11'.5 south of Jupiter
09:28 Venus is closest to Jupiter (01o11'.5)
11h Iota-Aqr (south) meteor shower is at peak(Jul.25-Aug.20)
16h Asteroid 3103 Eger is closest to Earth(0.1161AU)
7 Tue 17.3 00:00 Mars(Mag:-1.4) is closest to Oph globular clusterM19(Mag:6.8)(00o38'.8)
04h Heliocentric latitude of Mercury is most at north
19:52 Longitude of the sun reaches 135 degrees
8 Wed 18.3
9 Thu 19.3 03:10 Algol is at minimum brightness
15:54 Moon passes equator, to northern hemisphere
10 Fri 20.3
11 Sat 21.3 23:58 Algol is at minimum brightness
12 Sun 22.3 X-Oph is at maximum brightness (Mag:Period 329 days,5.9-9.2)
01h Delta-Aqr (north) meteor shower is at peak(Jul.25-Aug.20)
16:53 Last quarter moon
13 Moon 23.3 R-Boo is at maximum brightness (Mag:Period 223 days,6.2-12.1)
V-Cas is at maximum brightness (Mag:Period 229 days,6.9-13.4)
03:59 Lambda-Tau is at minimum brightness
04h Per meteor shower is at peak(Jul.20-Aug.20)
18:41 Moon is closest to Asteroid Vesta (03o35'.2)
22:11 Beta-Lyr is at minimum brightness
14 Tue 24.3 11:51 Moon passes 00o12'.8 south of Saturn(Occultation of Saturn in Southeast Asia)
20:47 Algol is at minimum brightness
15 Wed 25.3
16 Thu 26.3 04:48 Moon passes 00o22'.8 north of Jupiter
03:03 Jupiter Occultation(Mag:-2.0)(Time of Tokyo,03:58)
06:43 Uranus is at opposition(Mag:5.7,Dia.:3".7)
12:49 Moon is at north most(Decl.:+23o29'.2)
21:37 Moon passes 01o55'.7 north of Venus
17 Fri 27.3 02:51 Lambda-Tau is at minimum brightness
18 Sat 28.3
19 Sun 0.0 11:55 New Moon
15h Moon is nearest to the Earth(0.929,357,165km,Dia.:33'27")
20 Moon 1.0 VirU is at maximum brightness (Mag:Period 207 days,7.4-13.5)
01h Cyg meteor shower is at peak(Aug.10-Aug.25)
08h Iota-Aqr (north) meteor shower is at peak(Jul.25-Aug.25)
08:09 Moon passes 03o41'.2 north of Mercury
21 Tue 2.0 01:42 Lambda-Tau is at minimum brightness
22 Wed 3.0 12:25 Moon passes equator, to southern hemisphere
23 Thu 4.0 R-Psc is at maximum brightness (Mag:Period 345 days,7.0-14.8)
10:27 Longitude of the sun reaches 150 degrees
24 Fri 5.0
25 Sat 6.0 Tanabata(Old lunar calendar)
CetMira is at maximum brightness (Mag:Period 332 days,2.3-10.1)
R-Ari is at maximum brightness (Mag:Period 187 days,7.4-12.7)
00:34 Lambda-Tau is at minimum brightness
15:33 Pluto is at apogee(R.A.:16h49.7m)
26 Sun 7.0 04:55 First quarter moon
20:44 Beta-Lyr is at minimum brightness
27 Moon 8.0 01:22 Mon passes 08o31'.7 south of Pluto
21:25 Moon passes 04o39'.7 north of Mars
28 Tue 9.0 23:26 Lambda-Tau is at minimum brightness
29 Wed 10.0 08:08 Moon is at south most(Decl.:-23o32'.9)
30 Thu 11.0
31 Fri 12.0 R-Dra is at maximum brightness (Mag:Period 246 days,6.7-13.2)
RS-Vir is at maximum brightness (Mag:Period 354 days,7.0-14.6)
08:38 Moon passes 02o51'.9 south of Neptune

Special Thanks to Shirakawa Astronomical Observatory

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