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Astronomic observations n to: variable stars, asteroids, comets, star clusters, Measuring quality of heaven. 2011 March 27 UT

report Image Photometry of the night sky (SQM). S. Aguirre. asteroid orbit diagram Images of the open star cluster observed. NGC / IC Project.

Hi everyone ..
Subject: astronomical observation. Shipping

summary of astronomical observation to realize Multiple night 26/27 March 2011.

Location: 29.10, -110.96

night sky photometry (Quality of heaven). SQM (Sky Quality Meter): 2011
March 1927 at 0338hrs UT UT: 20.89 2011 03

0455hrs UT to 27 UT: 21.03

room temperature
2011 March 1927 0455hrs UT to UT: 14 oC.
27 March 2011 at 0338hrs UT UT: 18 oC.


Humidity: Low. No dew formation
:-)
Instrumentation used:
Telescope SC 6 inches, 40 mm eyepiece. (36x power)
10-inch reflector telescope, eyepiece 25 mm. (48x power) Dobsonian.

observed objects, variable stars, asteroids, open clusters, Asteroides.r .. Breaking It Down

Object Observed:

1) Variable Stars: A total of 23. including cataclysmic as KT Per, TZ Per, CN Ori among others, and Epsilon Aurigae (Global campaign to end the current eclipse), WG Lib (in support of future observations of the Hubble Space Telescope), and multiple types Look in Taurus.


3) Asteroids: A total of 3.
(50) Melete, magnitude 11.9, in the constellation of Virgo .**
(224) Oceana, magnitude 11.9, in the constellation of Virgo .**
(250 Betina,, magnitude 11.9, in the constellation of Virgo .* *
** (Use of peripheral vision).

4) open star clusters: (new program of observation).
a total of 10 among which are:
NGC 1502 mg. Chameleon 6.9 in NGC 1662 mg
6.4 in Orion NGC 1746 mg
6.1 in Taurus
NGC 1807 in Taurus
mg 7.0 mg 10.0 NGC 1798 in Auriga
Dodz 3 mg? in Taurus. Cr
69 (Lambda Ori Cluster) mg
2.8 in Orion NGC 1912 (M38) mg 6.4 in NGC 1893 Auriga
mg 7.5 in NGC 1981 Auriga
mg 4.2 on Orion.

5) Pursuit of Comet C/2011 C1 (McNaught).
I've searched on two occasions with a telescope of 6 and 10 inches without success. disecrepancia currently reporting estimates of brightness by several observers, a report mag. 10.9, 10.1 and other other (????). 12.5 ¡¡¡¡¡ Cazandolo
seguire good :-)
Dates:

March 24, 2011 to January 11 hrs UT:
Coordinates: AR May 20 50.9 Dec: -06 58 47. Constellation Aquarius.


March 27, 2011 at 11:00 hrs UT:
coordinates RA 20 24 32.6 Dec -05 28 15,
Acuariol
End of report.

Images here:

Dr Salvador Aguirre. Amateur Astronomer
Certified by the Astronomical League (Master Observer)