February 1999

March 1999

April 1999


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 Mon 12.8 R-CVn is at maximum brightness (Mag:6.5-12.9,Period 195 days)
17:33 Occultation of Regulus(Mag:1.3) (time is in Tokyo)
23:17 Delta-Lib is at minimum brightness
2 Tue 13.8 15:58 Full Moon
3 Wed 14.8 19:12 Lambda-Tau is at minimum brightness
22:00 Mercury is at eastern greatest elongation(18o10'.7, Mag:-0.3,Dia.:7".3)
4 Thu 15.8 R-Boo is at maximum brightness (Mag:6.2-12.1,Period 223 days)
20:44 Moon passes equator, to southern hemisphere
22:31 Pluto is closest to Asteroid Juno (00o46'.3)
5 Fri 16.8 01:39 Beta-Lyr is at minimum brightness
6 Sat 17.8 09:58 Longitude of the sun reaches 345 degrees
22:31 Jupiter is closest to Mercury (02o25'.1)
7 Sun 18.8 RT-Cyg is at maximum brightness (Mag:6.0-10.1,Period 190 days)
11:22 Moon passes 03o05' north of Mars
18:05 Lambda-Tau is at minimum brightness
8 Mon 19.8 13h Comet 60P/Tsuchinshan 2 (Period 6.79 years) passses perihelion
14h Moon is farthest from the Earth 1.053(404,752km,Moonage 19.9,Dia.:29'.5)
22:50 Delta-Lib is at minimum brightness
9 Tue 20.8
10 Wed 21.8 S-UMa is at maximum brightness (Mag:, 7.1-12.7,Period 285 days)
R-Vir is at maximum brightness (Mag:6.1-12.1,Period 145 days)
00:00 Algol is at minimum brightness
06:26 Mercury is at apogee(R.A.:00h10.0m)
17:40 Last quarter moon
11 Thu 22.8
12 Fri 23.8 08:47 Moon is at south most(Decl.:-19o34'.9)
20:49 Algol is at minimum brightness
13 Sat 24.8
14 Sun 25.8 07:47 Moon passes 01o22' north of Neptune
15 Mon 26.8 04:40 Moon passes 01o17' north of Uranus
11:16 Pluto is at apogee(R.A.:16h42.3m)
19h Comet 102P/Shoemaker 1 (Period 7.24 years) passses perihelion
22:24 Delta-Lib is at minimum brightness
16 Tue 27.8
17 Wed 28.8
18 Thu 0.3 Higan no iri
00:13 Beta-Lyr is at minimum brightness
03:48 New Moon
05:16 Moon passes 07o10' south of Mercury
18:42 Mars is at apogee(Decl.:14h41.7m,Mag:-0.6,Dia.:12".3)
20:08 Moon passes 02o48' south of Jupiter
23:41 Moon passes equator, to northern hemisphere
19 Fri 1.3 09:20 Mercury is at inferior conjunction(03o45'.6 north of Sun,Mag:4.9,Dia.:10".9)
23:31 Mercury is closest to Sun (03o15'.5)
20 Sat 2.3 08:40 Saturn is closest to Venus (02o22'.2)
09h Moon is nearest to the Earth 0.945(363,269km,Moonage 2.2,Dia.:32'.9)
10:24 Moon passes 05o17' south of Venus
11:53 Moon passes 02o47' south of Saturn
21h Comet 136P/Mueller 3 (Period 8.71 years) passses perihelion
21 Sun 3.3 National Holiday in Japan (Syunbun no hi)
06:22 Venus passes 02o34'.1 north of Saturn
10:46 Longitude of the sun reaches 0 degrees
22 Mon 4.3 National holiday in Japan
R-Lep is at maximum brightness (Mag:5.5-11.7,Period 427 days)
21:48 Occultation of Gamma-Tau(Mag:3.9) (time is in Sapporo)
21:57 Delta-Lib is at minimum brightness
23 Tue 5.3
24 Wed 6.3 19:18 First quarter moon
25 Thu 7.3 05:18 Moon is at north most(Decl.:+19o39'.0)
26 Fri 8.3
27 Sat 9.3 RR-Sco is at maximum brightness (Mag:5.0-12.4,Period 281 days)
28 Sun 10.3
29 Mon 11.3 01:58 Occultation of Regulus(Mag:1.3) (time is in Naha)
21:31 Delta-Lib is at minimum brightness
30 Tue 12.3 RU-Her is at maximum brightness (Mag:6.8-14.3,Period 485 days)
22:47 Beta-Lyr is at minimum brightness
31 Wed 13.3

Special Thanks to Shirakawa Astronomical Observatory

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