2011年流星雨预测（IMO）

948221078

Shower	Activity	Maximum Date	λ⊙	α	δ	V∞ km/s	r	ZHR
Antihelion Source (ANT)	Nov 26 - Sep 24	March-April, late May, late June		see Table 6		30	3.0	4
Quadrantids (QUA)	Dec 28 - Jan 12	Jan 04	283.16°	230°	+49°	41	2.1	120
α-Centaurids (ACE)	Jan 28 - Feb 21	Feb 08	319.2°	210°	-59°	56	2.0	6
γ-Normids (GNO)	Feb 25 - Mar 22	Mar 15	354°	239°	-50°	56	2.4	6
Lyrids (LYR)	Apr 16 - Apr 25	Apr 22	32.32°	271°	+34°	49	2.1	18
π-Puppids (PPU)	Apr 15 - Apr 28	Apr 24	33.5°	110°	-45°	18	2.0	Var
η-Aquariids (ETA)	Apr 19 - May 28	May 06	45.5°	338°	-01°	66	2.4	70*
η-Lyrids (ELY)	May 03 - May 14	May 09	48.0°	287°	+44°	43	3.0	3
June Bootids (JBO)	Jun 22 - Jul 02	Jun 27	95.7°	224°	+48°	18	2.2	Var
Piscis Austrinids (PAU)	Jul 15 - Aug 10	Jul 28	125°	341°	-30°	35	3.2	5
South. δ-Aquariids (SDA)	Jul 12 - Aug 23	Jul 30	127°	340°	-16°	41	3.2	16
α-Capricornids (CAP)	Jul 03 - Aug 15	Jul 30	127°	307°	-10°	23	2.5	5
Perseids (PER)*	Jul 17 - Aug 24	Aug 13	140.0°	48°	+58°	59	2.2	100
κ-Cygnids (KCG)	Aug 03 - Aug 25	Aug 18	145°	286°	+59°	25	3.0	3
α-Aurigids (AUR)	Aug 28 - Sep 10	Sep 01	158°6	93°	+39°	67	2.5	6
September ε-Perseids (SPE)	Sep 05 - Sep 21	Sep 10	166.7°	48°	+40°	66	3.0	5
δ-Aurigids (DAU)	Oct 10 - Oct 18	Oct 12	198°	84°	+44°	67	3.0	2
Draconids (DRA)	Oct 06 - Oct 10	Oct 08	195.4°	262°	+54°	20	2.6	Var
Southern Taurids (STA)	Sep 10 - Nov 20	Oct 10	197°	32°	+09°	27	2.3	5
ε-Geminids (EGE)	Oct 14 - Oct 27	Oct 18	205°	102°	+27°	70	3.0	3
Orionids (ORI)	Oct 02 - Nov 07	Oct 21	208°	95°	+16°	66	2.5	25*
Leo Minorids (LMI)	Oct 19 - Oct 27	Oct 24	211°	161°	+38°	62	3.0	2
Northern Taurids (NTA)	Oct 20 - Dec 10	Nov 12	230°	58°	+22°	29	2.3	5
Leonids (LEO)	Nov 06 - Nov 30	Nov 18	235.27°	152°	+22°	71	2.5	20+*
α-Monocerotids (AMO)	Nov 15 - Nov 25	Nov 22	239.32°	117°	+01°	65	2.4	Var
Phoenicids (PHO)	Nov 28 - Dec 09	Dec 06	254.25°	18°	-53°	18	2.8	Var
Puppid-Velids (PUP)	Dec 01 - Dec 15	(Dec 07)	(255°)	123°	-45°	40	2.9	10
Monocerotids (MON)	Nov 27 - Dec 17	Dec 09	257°	100°	+08°	42	3.0	2
σ-Hydrids (HYD)	Dec 03 - Dec 15	Dec 12	260°	127°	+02°	58	3.0	3
Geminids (GEM)	Dec 07 - Dec 17	Dec 14	262.2°	112°	+33°	35	2.6	120
Dec. Leonis Minorids (DLM)	Dec 05 - Feb 04	Dec 20	268°	161°	+30°	64	3.0	5
Comae Berenicids (COM)	Dec 12 - Dec 23	Dec 16	264°	175°	+18°	65	3.0	3
Ursids (URS)	Dec 17 - Dec 26	Dec 23	270.7°	217°	+76°	33	3.0	10

dgwangyuan

好事，等到时候好好观测。

活动星图

QUA居然有120！！！恰逢新月，天助我也！！！

meteorobs

LS别高兴的太早了。。。象限仪正逢冰封期，当心别被速冻了。。

还有今年的象限仪高峰值时刻，陕西的同好居然一颗也没看到。。