Exposure: total 5min.
Flat Schmidt camera(D=254mm F3.6)
IDAS RVB filter
SBIG STL-11000XM
by Kazuyuki Tanaka at Fujimi-Sanso Obs.

Exposure: total 5min.
Flat Schmidt camera(D=254mm F3.6)
IDAS RVB filter
SBIG STL-11000XM
by Kazuyuki Tanaka at Fujimi-Sanso Obs.

Exposure: total 10min.
Flat Schmidt camera(D=254mm F3.6)
IDAS RVB filter
SBIG STL-11000XM
by Kazuyuki Tanaka at Fujimi-Sanso Obs.

Exposure: total 15min.
IDAS RVB filter
25cm telescope
by Kazuyuki Tanaka at Fujimi-Sanso Obs.

Dec. 23, 2003
exposure: Hα: 10min, OIII: 20min
Apogee AP2Ep cooled-CCD
Celestron C8, x0.63 reducer
Custom Scientific Hα, OIII filter
On-Axis Guider
2-colors composite (R: Hα B, G: OIII)
by Kazuyuki Tanaka at Inagi, Tokyo, Japan

May 1, 2003
Apogee AP2Ep cooled-CCD
PENTAX 85mm F1.4->2.8
IDAS RGB filter
Exposure: R: 1min x 1, G: 1min x 2, B: 1min x 1
ATAN conversion (tone), ABF processing
Image process with SIRIUS2
by Kazuyuki Tanaka at Yamanashi, Japan

May 1, 2003
Apogee AP2Ep cooled-CCD
PENTAX 85mm F1.4->2.8
IDAS RGB filter
Exposure: R: 1min x 1, G: 1min x 2, B: 1min x 1
ATAN conversion (tone), ABF processing
Image process with SIRIUS2
by Kazuyuki Tanaka at Yamanashi, Japan

Exposure R:5m x 1ps.G:5m x 2ps.B:5m x 1ps.
Mozaic, RGB, ABFilter blooming process
Camera: Apogee AP2Ep
ZEN Baker-Schmidt camera 20cmF2.3
Takahashi NJP
by Kazuyuki TanakaYamanashi, Japan

Exposure R:5m x 1ps.G:5m x 2ps.B:5m x 1ps.
Mozaic, RGB, ABFilter blooming process
Camera: Apogee AP2Ep
ZEN Baker-Schmidt camera 20cmF2.3
Takahashi NJP
by Kazuyuki TanakaYamanashi, Japan

May 12, 2002, 19:57(JST), Exposure 15sec.
Fuji S1Pro (digital camera), Nikon AiAF 24-85mmF2.8-4D
ISO400, f4
by Fumio Yokota in Okayama, Japan

Feb. 7, 2002, 22:50(JST), Exposure 30sec.
Fuji S1Pro (digital camera), C8EX Reducer (f 1,280mm)
ISO1600, f6.3, 8 images composited
GP-D equatorial mounting
by Fumio Yokota in Okayama, Japan

Sept. 20, 1998, 19:32(JST), Exposure 15min.
Nikon New FM2 Ai20mm F2.8S (f4)
Fuji SuperG A400
by Fumio Yokota in Okayama, Japan

March 1, 1999 (JST), Exposure 8sec.
Nikon New FM2 Ai20mm F2.8S (f4)
Fuji Provia 100
by Fumio Yokota in Okayama, Japan

Dec. 15, 1999 (JST), Exposure 10min x 5 (composit)
Vixen GP-D
Canon FT 50mm F1.4 (f2.8)
Konica Centurian 800
by Fumio Yokota in Okayama, Japan

Dec. 27, 1999 (JST), Exposure 10min
Nikon New FM2 Ai20mm F2.8S (f2.8)
Fuji Provia 100
by Fumio Yokota in Tottori, Japan

Feb. 29, 2000 00:04am (JST), Exposure 10min
Nikon FE2 Ai28mm F2.8S (f4)
Fuji Provia 100
by Fumio Yokota in Okayama, Japan

Aug. 16, 2001 (JST), Exposure 3sec.
Fuji S1Pro AiAF 24-85mm F2.8-4D (f8)
(Digital Camera)
by Fumio Yokota in Okayama, Japan

Exposure R:5m x 1ps.G:5m x 2ps.B:5m x 1ps.
Arctangent Transfer
Filter R:700-900nm, G:500-600nm, B:400-500nm
Editor SIRIUS
Apogee AP2Ep
ZEN Baker-Schmidt camera 20cmF2.3
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Exposure: total 10min.
IDAS RVB filter
Image process with SIRIUS-2
25cm telescope
by Kazuyuki Tanaka at Fujimi-Sanso Obs.

Exposure R:5m x 1ps.G:5m x 2ps.B:5m x 1ps.
Arctangent Transfer
Filter R:600-700nm, G:500-600nm, B:400-500nm
Editor SIRIUS
Apogee AP2Ep
ZEN Baker-Schmidt camera 20cmF2.3
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Exposure R:5m x 2ps.G:5m x 3ps.B:5m x 1ps.
Arctangent Transfer
Apogee AP2Ep
Filter R:600-700nm, G:500-600nm, B:400-500nm
180mm F3.5
Editor SIRIUS
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

March 24th, 2001 03:00:00
Exposure R:5m x 2ps.G:5m x 3ps.B:5m x 1ps.
Apogee AP2Ep
Sigma 28-70mm F2.8(28mm) / Takahashi EM-200
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Exposure R:90s x 4ps.G:90s x 6ps.B:90s x 2ps.
Anti-blooming process
Apogee AP2Ep
ZEN Baker-Schmidt camera 20cmF2.3
Takahashi EM-200
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

March 24th, 2001 3:45:00~
Exposure R:5m x 2, G:5m x 3, B:5m x 1
Apogee AP2Ep
Pentax 85mm F1.4 - > F2.4 / Takahashi EM-200
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Nov.23th, 2000 (Exposure R=30s. G=30s x 4. B=30s.)
Meade Pictor 416XTE / Takahashi EM-200
Wright-Schmidt (12.5cm Fno3.8, f.l.=475mm)
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Nov. 1st, 2000 23:45:00~
Exposure R:0.1s x 9ps.G:0.1s x 19ps.B:0.1s x 9ps.
Meade Pictor 416XTE
Takahashi EM-200
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Nov. 1st, 2000 24:12:00~
Exposure R:0.5s x 9ps.G:0.5s x 9ps.B:0.5s x 9ps.
Meade Pictor 416XTE
Takahashi EM-200
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Mar.28th, 2000 Exposure(MST) 20:05:00~ R:5min.,G:20min.,B:10min.
Meade Pictor416XT / Takahashi EM-200
C8+reducer(f6.3)
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Jan.20th, 2000 Exposure(MST) 20:25:00(1/125s),21:45:00(8s),23:05:00(1/125s)
Fuji Reala / Takahashi EM-200
Wright-Schmidt (f475mm F3.8 D125mm)
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Dec.4th, 1999 19:12:00 19:27:00 (Exposure 15min.)
Takahashi EM-200
D12.5cm f3.8
KODAK MAX800
by Kazuyuki Tanaka in a desert near Tucson, AZ. U.S.A.

July 31th, 1999 00:50:40 (Exposure 4sec.)
Meade Pictor 416XT / Takahashi EM-200
C8(20cm f2000mm)
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

July 31th, 1999 23:13:40 (Exposure 4sec.)
Meade Pictor 416XT / Takahashi EM-200
C8(20cm f2000mm)
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Left: June 6th, 1999(Exposure 4min.)
Right: June 7th, 1999(Exposure 8min.)
Meade Pictor 416XT / Takahashi EM-200
Wright schmidt camera(F3.8,D125mm,F475mm)
by Kazuyuki Tanaka in Tucson, AZ. U.S.A.

Apr. 14th, 1999 28:15:11 JST(30 sec.)
MUTOH CV-16II, Epsilon160(530mmF3.3)
by KenIchi Kadota, at Saitama, Japan

Mar. 7th, 1998 28:40 JST(60 sec.)
MUTOH CV-16 Ai Nikkor ED400mm F5.6(F5.6)
by KenIchi Kadota and Seiichi Yoshida, at Ibaraki Japan