3454mm/F6.8 astronomical telescope
Moravian C5A-100M cooled CMOS camera
total exposure time = 4.6 hr.
More technical detail can be found here:
app.astrobin.com/u/whwang?i=z6ry7c#gallery
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Equipment: Takahashi FSQ-130ED, F3 Reducer 0.6x, IDAS NB12 Dual Narrowband Filter or Clear Filter, and EOS R-SP4II, modified by Seo San on ZWO AM5n Equatorial Mount, autoguided with Fujinon 1:2.8/75mm C-Mount Lens, Pentax x2 Extender, ZWO ASI 174MM-mini, and PHD2 Guiding
Exposure: 6 times x 480 seconds, 3 x 240 sec, 7 x 60 seconds at ISO 1,600 and f/3.0, focal length 390mm with Clear Filter and 7 times x 900 seconds, 9 x 240 sec, 8 x 60 seconds at ISO 6,400 and f/3.0, focal length 390mm with NB12 Filter
site: 1,449m above sea level at lat. 35 24 30 North and long. 138 38 23 East near Mt.Fuji in Asagiri Shizuoka 静岡県朝霧高原. SQML was up to 21.0, though astmospheric turbulence was poor. Atmospheric temperature was around -8 degrees Celsius or 18 degrees Fahrenheit.
Tags: IC 410 NGC 1893 Sh2-236 LBN 807 Tadpole Nebula IC 405 Sh2-229 LBN 795 LBN 791 vdB 34 Ced 42 Flaming Star Nebula IC 417 Sh2-234 LBN 804 Sh2-237 NGC 1931 LBN 810 Ced 49 LEDA 16963 Ced 46 Spider Nebula LDN 1516 LDN 1530 LDN 1510 vdB 39
© All Rights Reserved
Equipment: Takahashi FSQ-130ED, F3 Reducer 0.6x, IDAS NB12 Dual Narrowband Filter or Clear Filter, and EOS R-SP4II, modified by Seo San on ZWO AM5n Equatorial Mount, autoguided with Fujinon 1:2.8/75mm C-Mount Lens, Pentax x2 Extender, ZWO ASI 174MM-mini, and PHD2 Guiding
Exposure: 6 times x 480 seconds, 3 x 240 sec, 7 x 60 seconds at ISO 1,600 and f/3.0, focal length 390mm with Clear Filter and 7 times x 900 seconds, 9 x 240 sec, 8 x 60 seconds at ISO 6,400 and f/3.0, focal length 390mm with NB12 Filter
site: 1,449m above sea level at lat. 35 24 30 North and long. 138 38 23 East near Mt.Fuji in Asagiri Shizuoka 静岡県朝霧高原. SQML was up to 21.0, though astmospheric turbulence was poor. Atmospheric temperature was around -8 degrees Celsius or 18 degrees Fahrenheit.
Tags: IC 410 NGC 1893 Sh2-236 LBN 807 Tadpole Nebula IC 405 Sh2-229 LBN 795 LBN 791 vdB 34 Ced 42 Flaming Star Nebula IC 417 Sh2-234 LBN 804 Sh2-237 NGC 1931 LBN 810 Ced 49 LEDA 16963 Ced 46 Spider Nebula LDN 1516 LDN 1530 LDN 1510 vdB 39
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Photo from the Cocha Cashu Biological Research Station, Manu NP, Peru.
Tags: cocha cashu biological station peru amazon south america national park manu biosphere reserve rainforest madre de dios cicada moulting ants understory
© All Rights Reserved
Photo from the Cocha Cashu Biological Research Station, Manu NP, Peru.
Tags: cocha cashu biological station peru amazon south america national park manu biosphere reserve rainforest madre de dios fungus mushroom cookeina tricholoma
© All Rights Reserved