Celestial hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  The star 19Cep  ·  The star 20Cep  ·  The star 25Cep  ·  The star 26Cep  ·  The star ξCep
Getting plate-solving status, please wait...
sh2-140 in Cepheus, Yuichi Kawamoto
sh2-140 in Cepheus
Powered byPixInsight

sh2-140 in Cepheus

Getting plate-solving status, please wait...
sh2-140 in Cepheus, Yuichi Kawamoto
sh2-140 in Cepheus
Powered byPixInsight

sh2-140 in Cepheus

Equipment

Loading...

Acquisition details

Loading...

Description

Very faint emission nebulae area except sh2-140 in the center.

Detailed acquisition information is as follows:

[Exposure Time]

L Images:

Sept. 3, 2016 and Nov. 3, 2016

300 secs x 50 frames

60 secs x 10 frame

total exposure 260 minutes.

RGB Images(nebula):

Sept. 3, 2016, Nov. 3, 2016 and Nov. 5, 2016

140 secs x 128 frames

total exposure 299 minutes

RGB Images(stars):

Nov. 5, 2016

R: 300 secs x 6 frames, G: 300 secs x 4 frames, B: 300 secs x 6 frames

total exposure 80 minutes

Total exposure time: 639 minutes

[Equipment]

Equipment for L:

Borg 67FL + 7108 reducer, fl324mm F4.8

QHYCCD QHY16200A mono, -15 degrees Celsius, binx1

HEUIB-II + TS Optics L Filter

Equipment for RGB(nebula):

Borg 55FL + 7880 reducer, fl200mm F3.6

Cannon EOS Kiss X4 (IR modified), ISO1600

HEUIB-II Filter

Equipment for RGB(stars):

Borg 67FL + 7108 reducer, fl324mm F4.8

QHYCCD QHY16200A mono, -15 degrees Celsius, binx2

HEUIB-II + TS Optics RGB Filter

Common Equipment:

Mount: iOptron CEM60

Guiding Telescope: Takahashi GT-40

Guiding Camera: QHYCCD QHY-5IIL

Capturing Software: APT Version 3.12

Guiding Software: PHD2 Version 2.61

Processing Software: PixInsight 01.08.04.1195

Photoshop CC

L images for the LRGB were composition of images with cooled CCD Camera QHY16200A, while RGB images were from DSLR EOS Kiss X4.

20200229 recovery from data loss: the original full size image not available. To be updated after reproduction.

Comments

Revisions

  • sh2-140 in Cepheus, Yuichi Kawamoto
    Original
  • sh2-140 in Cepheus, Yuichi Kawamoto
    B
  • Final
    sh2-140 in Cepheus, Yuichi Kawamoto
    C

Sky plot

Sky plot

Histogram

sh2-140 in Cepheus, Yuichi Kawamoto