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Commission F1
Division F,
IAU
[00331] [AHY]
Name-designation: alpha-Hydrids
Shower status - Established
Activity
AdNo
Sl_b
Sl_e
Sl_a
RA
DE
dRA
dDE
V
LoR
SLoR
LaR
Theta
Phi
a
q
e
Peri
Node
Incl
N
T
A
O
R
References
[deg]
[deg/day]
[km/s]
[deg]
[AU]
[AU]
[deg]
2002/06
000
281
289
285.5
127.6
-7.9
0.65
-0.17
43.6
132.25
206.75
-25.99
113.86
298.64
12.7
0.287
0.9774
115.6
105.0
57.1
000000193
R
Brown et al., 2008
2007/08
001
266.3
290.8
279.0
124.9
-7.7
0.45
-0.10
44.2
129.31
210.31
-26.50
116.85
300.01
000000038
T
SonotaCo, 2009
annual
002
279
289
280
125.9
-7.9
0.6
-0.14
43.4
130.44
210.44
-26.44
116.98
299.98
000000187
T
Molau & Rendtel, 2009
2002/08
003
267
300
286
128.5
-8.6
0.64
-0.12
43.2
133.42
207.42
-26.42
114.35
299.24
8.62
0.2910
0.966
115.64
106.0
57.0
000000770
R
Brown et al., 2010
annual
004
265
275
284
126.9
-8.7
0.87
-0.24
43.3
131.75
207.75
-26.95
114.52
299.88
7.07
0.297
0.971
114.6
103.2
58.1
000000119
T
M
1
Jenniskens et al., 2016
annual
006
266.68
297.11
282.17
126.0
-8.1
0.67
-0.16
43.8
130.63
208.45
-26.55
114.99
299.39
9.06
0.288
0.968
116.0
102.2
59.3
000000191
T
Shiba, 2023
annual
007
251.0
305.0
277.1
122.4
-9.2
0.67
0.06
43.8
126.8
209.7
-28.0
115.99
302.14
8.17
0.314
0.965
112.9
97.1
61.5
000003231
T
M
Jenniskens, 2023
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Notes: