Celestial hemisphere:  Northern  ·  Constellation: Taurus (Tau)  ·  Contains:  16 Tau  ·  17 Tau  ·  18 Tau  ·  19 q Tau  ·  20 Tau  ·  21 Tau  ·  22 Tau  ·  23 Tau  ·  24 Tau  ·  25 eta Tau  ·  26 Tau  ·  27 Tau  ·  28 Tau  ·  Alcyone  ·  Asterope  ·  Atlas  ·  Barnard's Merope Nebula  ·  Celaeno  ·  Electra  ·  IC 349  ·  LBN 770  ·  LBN 771  ·  LBN 772  ·  M 45  ·  Maia  ·  Maia Nebula  ·  Merope  ·  Merope Nebula  ·  NGC 1432  ·  NGC 1435  ·  And 13 more.
Getting plate-solving status, please wait...
M45, William FLT120 and STArizona APEX ED-L, tjm8874
Powered byPixInsight

M45, William FLT120 and STArizona APEX ED-L

Getting plate-solving status, please wait...
M45, William FLT120 and STArizona APEX ED-L, tjm8874
Powered byPixInsight

M45, William FLT120 and STArizona APEX ED-L

Equipment

Loading...

Acquisition details

Loading...

Description

William Optics do not recommend x0.72 reducer for FLT120, so I got STArizona APEX ED-L 0.65 reducer for ASI294MM.
780mm f/6.5 x0.65 = 507mm f/4.2, up to APS-C
2 hours quick capture of M45.

Note: 0.75mm spacer, (M42-M48 adapter 0mm), ZWO 16.5mm M48-T2, ZWO 11mm T2, ZWO T2 male to male 2mm, ZWO Filter Wheel 20mm, ASI294MM 6.5mm
= 56.75mm (56mm + filter effect)

LRGB : Bright star shows uneven radiation but acceptable?
Narrowband : Revision B, test Ha image of IC434, shows good result.

Comments

Revisions

  • Final
    M45, William FLT120 and STArizona APEX ED-L, tjm8874
    Original
  • M45, William FLT120 and STArizona APEX ED-L, tjm8874
    B

B

Description: This is test image for Ha

Uploaded: ...

Sky plot

Sky plot

Histogram

M45, William FLT120 and STArizona APEX ED-L, tjm8874