Month: July 2013

7/19/2013

Posted on Updated on

Dumbbell Nebula

DNp

image

from nova.astrometry.net

Center (RA, Dec):    (299.832, 22.698)
Center (RA, hms):    19h 59m 19.577s
Center (Dec, dms):    +22° 41′ 53.238″
Size:    75.4 x 57 arcmin
Radius:    0.788 deg
Pixel scale:    1.35 arcsec/pixel
Orientation:    Up is -69.3 degrees E of N

7/18/2013

Posted on Updated on

M13 Globular Cluster

 

M13p

image

from nova.astrometry.net

Center (RA, Dec):    (250.425, 36.461)
Center (RA, hms):    16h 41m 41.935s
Center (Dec, dms):    +36° 27′ 40.040″
Size:    75.4 x 57 arcmin
Radius:    0.788 deg
Pixel scale:    1.35 arcsec/pixel
Orientation:    Up is 120 degrees E of N

7/18/2013

Posted on Updated on

Dumbbell Nebula

DNp

image

From astrometry.net

Center (RA, Dec):    (299.905, 22.713)
Center (RA, hms):    19h 59m 37.268s
Center (Dec, dms):    +22° 42′ 46.380″
Size:    75.4 x 57 arcmin
Radius:    0.788 deg
Pixel scale:    1.35 arcsec/pixel
Orientation:    Up is -59.5 degrees E of N

7/12/2013

Posted on Updated on

M51 Whirlpool Galaxy

 

m51fw_v1

Center (RA, Dec):    (202.777, 47.066)
Center (RA, hms):    13h 31m 06.467s
Center (Dec, dms):    +47° 03′ 56.576″
Size:    64.3 x 48.2 arcmin
Radius:    0.669 deg
Pixel scale:    3.76 arcsec/pixel
Orientation:    Up is -160 degrees E of N

image

from nova.astrometry.net

7/12/2013

Posted on Updated on

M17 Omega Nebula

m17_thumb2

=============================================================================
Referentiation Matrix (Gnomonic projection = Matrix * Coords[x,y]):
           +0.000624417        +0.000239434           -0.643196
           -0.000240561        +0.000625939           -0.183085
                     +0                  +0                  +1
Resolution …….. 2.411 arcsec/pix
Rotation ………. -159.042 deg
Focal …………. 633.14 mm
Pixel size …….. 7.40 um
Field of view ….. 1d 4′ 17.2″ x 48′ 12.9″
Image center …… RA: 18 20 54.882  Dec: -16 11 44.29
Image bounds:
   top-left ……. RA: 18 18 13.994  Dec: -16 22 39.68
   top-right …… RA: 18 22 24.077  Dec: -16 45 47.87
   bottom-left …. RA: 18 19 26.199  Dec: -15 37 38.40
   bottom-right … RA: 18 23 35.471  Dec: -16 00 41.35
===============================================================================

image

from nova.astrometry.net

7/08/2013

Posted on Updated on

M 101 Pinwheel Galaxy

M101

===============================================================================
Referentiation Matrix (Gnomonic projection = Matrix * Coords[x,y]):
           -0.000580473        -0.000338183           +0.667289
           +0.000338386        -0.000580698          +0.0777099
                     +0                  +0                  +1
Resolution …….. 2.419 arcsec/pix
Rotation ………. 30.224 deg
Focal …………. 630.98 mm
Pixel size …….. 7.40 um
Field of view ….. 1d 4′ 30.4″ x 48′ 22.8″
Image center …… RA: 14 03 21.264  Dec: +54 23 39.93
Image bounds:
   top-left ……. RA: 14 07 56.824  Dec: +54 28 00.10
   top-right …… RA: 14 01 31.830  Dec: +55 00 45.64
   bottom-left …. RA: 14 05 07.445  Dec: +53 46 28.23
   bottom-right … RA: 13 58 46.746  Dec: +54 18 40.70
===============================================================================

image

from nova.astrometry.net

7/08/2013

Posted on Updated on

NGC 6751

NGC-6751_thumb3

 

===============================================================================
Referentiation Matrix (Gnomonic projection = Matrix * Coords[x,y]):
           +0.000570337        +0.000356056           -0.669986
           -0.000354886        +0.000570246          -0.0582144
                     +0                  +0                  +1
Resolution …….. 2.419 arcsec/pix
Rotation ………. -148.087 deg
Focal …………. 630.93 mm
Pixel size …….. 7.40 um
Field of view ….. 1d 4′ 30.8″ x 48′ 23.1″
Image center …… RA: 19 05 56.404  Dec: -06 00 21.24
Image bounds:
   top-left ……. RA: 19 03 14.730  Dec: -06 03 49.41
   top-right …… RA: 19 06 55.025  Dec: -06 37 54.74
   bottom-left …. RA: 19 04 57.918  Dec: -05 22 47.36
   bottom-right … RA: 19 08 38.043  Dec: -05 56 50.11
===============================================================================

image

From nova.astrometry.net