Leonids 2001: Multistation Image Intensified Video Results

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The Sino-Dutch Leonid Expedition 2001


by Sietse Dijkstra, Robert Haas, Casper ter Kuile, Koen Miskotte, Jos Nijland, Arnold Tukkers and Michel Vandeputte
Jin Zhu, Xiaojun Jiang, Bin Yang, Huan Meng, Dan Xia, Xuefei Gong, Haitao Chen, Min Guan, Wenzhong Liu, Jian Gao, Rui Qi, Yongming Chen

1. Equipment and Exposure data of Xinglong station 2. Equipment and Exposure data of PanShan station 3. Equipment and Exposure data of Miyun station 4. Equipment and Exposure data of Great Wall station 5. Aiming Points of Image Intensified Video Systems

Last updated: 4 january 2002

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Leonids 2001: Equipment and Exposure data of Xinglong station
Multistation video image intensifier system used at Xinglong Station

• Mullard XX1332 second generation Inverting MicroChannel Plate (MCP) Image Intensifier with 50 mm input window, 40 mm output window and integral power supply
• Canon 1.2/50 mm lens
• Panasonic NV-DA1 digital video camera (mini DV PAL)
• Field of view with 50 mm lens and 24 x 36 mm negative: 47 degrees. Field of view with 50 mm lens and 40 mm output window: 44 degrees.

Exposure times at Xinglong station

Night	Tape no.	Start [UT]	End [UT]
17/18	1	15:30	17:03
	2	17:05	18:38
	3	18:41	20:14
	4	20:16	21:49
18/19	1	15:05	16:38
	2	16:41	18:14
	3	18:17	19:50
	4	19:54	21:27
19/20	1	16:18	17:49
	2	17:53	19:26
	3	20:00	21:33
	4	-	-

"All-Sky" video image intensifier system used at Xinglong Station
used for timing of bright photographed meteors

• Mullard XX1332 second generation Inverting MicroChannel Plate (MCP) Image Intensifier with 50 mm input window, 40 mm output window and integral power supply
• Canon 2.8/24 mm lens
• Sony CCD TR705E analog Hi8 video camcorder
• Field of view with 24 mm lens and 24 x 36 mm negative: 84 degrees. Field of view with 24 mm lens and 40 mm output window: 80 degrees.

Night	Tape no.	Start [UT]	End [UT]
17/18	1	16:42	19:45
	2	20:46	21:49
18/19	1	15:04	16:34
	2	16:38	18:08
	3	18:33	20:01
	4	20:14	21:43
19/20	1	16:30	19:28
	2	-	-

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Leonids 2001: Equipment and Exposure data of PanShan station
Multistation video image intensifier system used at PanShan Station

• Mullard XX1332 second generation Inverting MicroChannel Plate (MCP) Image Intensifier with 50 mm input window, 40 mm output window and integral power supply
• Canon 1.2/50 mm lens
• Panasonic NV-DA1 digital video camera (mini DV PAL)
• Field of view with 50 mm lens and 24 x 36 mm negative: 47 degrees. Field of view with 50 mm lens and 40 mm output window: 44 degrees.

Exposure times at PanShan station

Night	Tape no.	Start [UT]	End [UT]
17/18	1	15:05	16:39
	2	16:41	18:15
	3	18:18	19:54
	4	20:01	21:34
18/19	1	15:38	17:11
	2	17:21	18:54
	3	18:32	20:05
	4	20:18	21:51
19/20	1	-	-
	2	-	-
	3	-	-
	4	-	-

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Leonids 2001: Equipment and Exposure data of Miyun station
Multistation video image intensifier system used at Miyun Station

• AEG XX1400 second generation Inverting MicroChannel Plate (MCP) Image Intensifier with 25 mm input window, 25 mm output window and integral power supply
• Canon 1.2/50 mm lens
• Panasonic NV-DA1 digital video camera (mini DV PAL)
• Field of view with 50 mm lens and 24 x 36 mm negative: 47 degrees. Field of view with 50 mm lens and 25 mm output window: 28 degrees.

Exposure times at Miyun station

Night	Tape no.	Start [UT]	End [UT]
17/18	1	15:30	17:01
	2	17:02	18:31
	3	18:32	20:02
	4	20:03	21:36
18/19	1	15:49	17:20
	2	17:21	18:20
	3	18:22	19:49
	4	19:50	21:24
19/20	1	15:30	17:01
	2	17:03	18:36
	3	18:37	20:09
	4	20:10	21:44

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Leonids 2001: Equipment and Exposure data of Huairou - Great Wall station
Multistation video image intensifier system used at Huairou - Great Wall Station

• Mullard XX1332 second generation Inverting MicroChannel Plate (MCP) Image Intensifier with 50 mm input window, 40 mm output window and integral power supply
• Canon 1.2/50 mm lens
• Panasonic NV-DA1 digital video camera (mini DV PAL)
• Field of view with 50 mm lens and 24 x 36 mm negative: 47 degrees. Field of view with 50 mm lens and 40 mm output window: 44 degrees.

Exposure times at Huairou - Great Wall station

Night	Tape no.	Start [UT]	End [UT]
17/18	1	17:41	19:10
	2	19:27	21:00
	3	21:08	21:26
18/19	1	18:46	20:18
	2	20:20	21:53

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Leonids 2001: Aiming Points of the Multistation Image Intensified Video Systems
Geographical coordinates of aiming point
of the Multistation Image Intensified Video Systems (altitude: 100 km)

Geographical longitude [dd.mm.ss]	117 30 00
Geographical latitude [dd.mm.ss]	40 15 00

Aiming points of the Multistation Image Intensified Video Systems (altitude: 100 km)
Calculations performed using the QRicht programme by Marc de Lignie

Station no.	Station name	Right Ascencion [hh.mm]	Declination [dd]	Azimuth [ddd]	Height [dd]
1	Xinglong	5h24m	31	22	80
2	Jixian - Panshan	6h44m	50	223	75
3	Miyun	7h17m	20	308	61
4	Huairou - Great Wall	8h18m	18	291	49

Angle of Convergence of the Multistation Image Intensified Video Systems
optimized for 18 UT (altitude: 100 km)
Calculations performed using the QRicht programme by Marc de Lignie

Stations	Angle of Convergence
1 - 2	23
1 - 3	20
1 - 4	28
2 - 3	43
2 - 4	51
3 - 4	8

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Acknowledgements and Sponsoring of the Sino-Dutch Leonid Expedition 2001

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This page was last modified on January 4, 2002 by Jos Nijland and Robert Haas and Casper ter Kuile,