Post on 05-Jan-2016
description
ASK Data Overview
Workshop Stockholm June 2006
Hanna Dahlgren, KTH
Contents
• Methods– Keograms– 20-min mean images – Visibility plots
• Overview– December 2005 – March 2006
• Special Events
ASK Cameras
• Location: 78.15, 16.03• Look direction: azimuth 181.2 east of north, elevation
81.6• FOV: 6.3 x 6.3 degrees • 4 or 5 images/s
• ASK 1: 5720 Å – O2+ E-layer (high energy e-)
• ASK 2: 7320 Å – O+ [OII] F-layer (low energy e-)
• ASK 3: 7774 Å – O E- and F-layer
KeogramsASK produces large number of data → first overview with keograms
Keograms20-min interval
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Darks Stars Clouds
AS
K1
AS
K2
AS
K3
Aurora?
20 min mean images
Visibility plots
ASK1ASK2ASK3
Overview December 2005
4 5 6
7
12
8 9
10 11
ASK 1ASK 2ASK 3
06 12 18 06 12 18
18
18
18
18
18 18
18
12
12
12
12
12
12
12
06
06 06 06
06 06 06
#4 #5
#6 #7
#8 #9 #10
#11
Overview January 2006
2 3 4
5
18
6 7 8
17
ASK 1ASK 2ASK 3
06 12 18 06 12 18
18
18
18
18
18 18
18
12
12
12
12
12
12
12
06
06 06 06
06 06 06
16
#1 #2 #3
#12
#13
#14
Overview January 2006
19 20 21
22
27
23 24
26
ASK 1ASK 2ASK 3
06 12 18 06 12 18
18
18
18
18
18 18
18
12
12
12
12
12
12
12
06
06 06 06
06 06 06
25
#15
#16
#17
#19
#20
#18
#17
Overview January 2006
28 29 30
ASK 1ASK 2ASK 3
06 12 18 06 12 18 181206
#21
#22
#23
Overview February 2006
8 9 10
11
16
12 13
15
ASK 1ASK 2ASK 3
06 12 18 06 12 18
18
18
18
18
18 18
18
12
12
12
12
12
12
12
06
06 06 06
06 06 06
14
#26
#25 #2
8
#27
#24
Overview February 2006
17 18 19
20
25
21 22
24
ASK 1ASK 2ASK 3
06 12 18 06 12 18
18
18
18
18
18 18
18
12
12
12
12
12
12
12
06
06 06 06
06 06 06
23
#30
#29
Overview March 2006
1 2 3
4
9
5 6
7 8
ASK 1ASK 2ASK 3
06061206
06 0606
06 06 06
12
12 12 12
12 12 12
12 1818 18
18 18 18
18 18 18
#31
Overview March 2006
10 11 12
ASK 1ASK 2ASK 3
#32
List of Evening Events (16:00 – 00:00)Event Date Time 1 2 Jan 2006 16:00 – 17:302 2 Jan 2006 21:00 – 21:203 4 Jan 2006 19:20 – 20:304 4 Dec 2005 21:20 – 22:008 10 Dec 2005 18:45 – 20:159 10 Dec 2005 21:00 – 22:1510 11 Dec 2005 18:30 – 20:1511 11 Dec 2005 16:00 – 17:0012 16 Jan 2006 18:00 – 18:3013 16 Jan 2006 22:30 – 23:0019 26 Jan 2006 17:30 – 19:1520 26 Jan 2006 21:15 – 22:0021 29 Jan 2006 20:00 – 20:3026 15 Feb 2006 20:45 – 21:3028 16 Feb 2006 19:30 – 20:1529 19 Feb 2006 20:00 – 20:3030 21 Feb 2006 17:45 – 18:1531 6 March 2006 19:15 – 19:4532 10 March 2006 20:00 – 21:30
Total: 19
List of Night Events (00:00 – 05:00)
Event Date Time5 5 Dec 2005 02:00 –
03:006 8 Dec 2005 02:45 –
03:4522 30 Jan 2006 03:45 –
05:3024 13 Feb 2006 00:00 –
01:3025 14 Feb 2006 00:00 –
01:0027 16 Feb 2006 04:30 –
05:45
Total: 6
List of Morning Events (05:00 – 10:00)
Total: 2
Event Date Time14 17 Jan 2006 07:00 –
07:4023 30 Jan 2006 06:30 –
07:15
List of Daytime Events (10:00 – 16:00)
Event Date Time7 9 Dec 2005 10:45 –
11:4515 19 Jan 2006 10:45 –
11:0016 19 Jan 2006 12:15 –
12:4517 23 Jan 2006 08:00 –
10:4518 26 Jan 2006 13:45 –
15:00
Total: 5
Summary:
• Some problems with the cameras, overheating.
• ASK1 only until 8 January. A few days in March with just ASK3.
• About 30 events of interest
• More about 4 of them tomorrow
Special EventsEvent 1: 2 January 2006, 16:15 – 17:15
ASK 1 ASK 2 ASK 3
Event 1: 2 January 2006, 16:15 – 17:15
16:37:08
16:37:40
Event 1: 2 January 2006, 16:15 – 17:15