DAS Activities

DAS Public Nights

Public Nights
Tuesday and Thursday at
DU's Historic Chamberlin Observatory
Current start time is 7:30 pm
Costs to the public are:
$4.00 adults, $3.00 children
RESERVATIONS Please Click:
Public Night Reservations

Astro Calendar

“What’s Out Tonight – February 2017”
(courtesy of Ken Graun © 2017)

Astronomical Things to See and Do – February 2017

Planetary Phenomena

Planets in Feb '17LocationAvg MagnitudeAvg SizeNotes
MercuryMorning Sky-0.4 (brightening)5.1"
VenusWestern Sky after Sunset-4.8 (brightening)35.5"
MarsIn Pisces 1.2 (fading)4.9"NW of Venus early in Feb; close conjunction with Uranus on Feb 27th
JupiterMorning sky in Virgo-2.2 (brightening)40.2"Stationary on Feb 6th.
SaturnMorning sky in southern Ophiucus.0.6 (brightening)15.8"
UranusIn Pisces; sets in late evening5.93.4"
NeptuneVanishing into evening twilight8.02.2"

Moon Phenomena

Moon PhenomenonDateTime (h / m UT)Comment
First QuarterFeb 3rd4 / 19
FullFeb 10th0 / 33Moon of the Raccoon
(Dakotah Sioux)
Third QuarterFeb 18th19 / 33
NewFeb 26th14 / 58Lunation 1165


Meteor Showers

No notable meteor showers in February 2017; always look for sporadics.

American Meteor Society: http://www.amsmeteors.org/meteor-showers/meteor-shower-calendar/


Comets

Comet 45P/Honda-Mrkos-Pajdušáková

Complete Ephemeris: http://cgi.minorplanetcenter.net/cgi-bin/returnprepeph.cgi?d=c&o=0045P

Finder Chart from Heavens Above: http://heavens-above.com/comet.aspx?cid=45P

Weekly Comet News: http://www.aerith.net/comet/weekly/current.html

NASA Web page on comets: http://nssdc.gsfc.nasa.gov/planetary/planets/cometpage.html


Notable Objects for Deep Sky Observers

Catalog #DescriptionRight
Ascension*
Declination*Constellation
NGC 5907Edge-on Galaxy15 15.9+56 20Draco
NGC 6543Cat's Eye Planetary Nebula17 58.6+66 38Draco
NGC 6826Blinking Planetary19 44.8+50 31Cygnus
M15Globular Cluster21 30.0+12 10Pegasus
M74Face-on Galaxy01 36.7+15 47Pisces
M31, 32, 110Galaxies*00 42.7+41 16Andromeda
NGC 7009Saturn Planetary Nebula21 04.2-11 22Aquarius
NGC 457ET or Owl Cluster01 19.9+58 20Casseiopeia
M77Seyfert Galaxy02 47.2-00 01Cetus
NGC 7662Blue Snowball - Planetary Nebula23 25.9+42 33Andromeda
NGC 253Silver Dollar Galaxy 0 47.6-25 17Sculptor
NGC 869/884Double Cluster 2 21.0+57 08Perseus
NGC 1023Lens-shaped Galaxy 2 40.4+39 04Perseus
M1Crab Nebula 5 34.5+22 01Taurus
NGC 1973-5-7Running Man 5 35.1 -04 44Orion
NGC 2403Galaxy 7 36.9 +65.36Camelopardalis
*If multiple, brightest component.

Observing Opportunities

Open House– Saturday, February 4th: 6 pm – 11 pm at DU’s Historic Chamberlin Observatory

EGK Dark Site – Any night or Dark Sky Weekend, February 24th – 26th

DAS Volunteer Opportunities