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Commission F1
Division F,
IAU
[00334] [DAD]
Name-designation: December alpha-Draconids
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]
2007/08
000
236.4
278.3
256.5
207.9
60.6
0.40
-0.14
41.6
162.62
266.12
62.96
116.97
181.98
00145
T
SonotaCo, 2009
annual
001
248
263
256
210.8
58.6
0.58
-0.34
40.8
168.04
272.04
62.78
117.20
178.95
2.48
0.983
0.603
177.4
254.8
71.8
00047
T
M
1
Jenniskens et al., 2016
annual
003
230.042
264.984
250.9
203.0
62.3
1.04
-0.55
41.2
156.56
265.66
62.20
117.71
182.29
2.699
0.975
0.639
185.8
250.9
72.9
00487
T
Shiba, 2022.
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