Astronomical Observing from Fishcreek Observing Site - Friday 4/2/2010 at 8:52:50pm (nautical twilight).
Sunset: 7:54pm
Civil twilight ends: 8:20pm
Nautical twilight ends: 8:53pm
Astronomical twilight ends: 9:27pm
Moon Phase: 80.85% illuminated (waning gibbous)
Rise: 0:27am - Apr 3
Age: 18d 3h 50m since last New Moon
We hope to see you here soon for a night under the stars - now in our fifteenth year!
We're still waiting for the field to dry sufficiently to support our vehicles.
All times are shown in EDT (Eastern Daylight Time (UT-4)) as seen from Stow, Ohio
Longitude: W 81 25' 38.4"
Latitude: N41 11' 11.1"
Altitude: 337m
The following Sun, Moon and planet detail was calculated as it will be on Friday 4/2/2010 at 8:52:50pm (nautical twilight).
Source: Guide8 software available from www.projectpluto.com
ABOVE HORIZON:
Object Mag Const Rise Set
Mercury -0.7 Ari 07:38 21:27
Venus -3.9 Ari 07:55 21:33
Mars 0.2 Cnc 13:35 04:35
Saturn 0.6 Vir 18:32 06:58
BELOW HORIZON:
Object Mag Const Rise Set
Sun -26.7 Psc 07:04 19:54
Jupiter -2.0 Aqr 06:13 17:43
Uranus 5.9 Psc 06:34 18:33
Neptune 8.0 Aqr 05:22 16:03
Pluto 14.2 Sgr 02:02 12:00
Moon -11.3 Sco 00:27 09:42
Sun data:
Rise: 7:04am
Transit: 1:29pm (Time of highest position in the sky, due South)
Sets: 7:54pm
Constellation: Pisces
Distance: .99970835 AU = 149,554,240 km = 92,928,698 miles = 8.33 light-minutes
Magnitude: -26.7
Apparent size: 32.00 arcminutes in angular diameter
Civil twilight ends at: 8:20pm ( When the Sun is 6° below the horizon )
Nautical twilight ends at: 8:53pm ( When the Sun is 12° below the horizon )
Astronomical twilight ends at: 9:27pm ( When the Sun is 18° below the horizon )
Spring began at the Vernal Equinox which occurred on Saturday Mar 20, 2010 at 1:33pm
Summer begins at the Summer Solstice which will occur on Monday Jun 21, 2010 at 7:29am
Next Solar Eclipse: Partial eclipse (>80%) on Monday August 21, 2017 2:30pm EDT
Next TOTAL Solar Eclipse: Monday April 8, 2024 at 3:15pm
On 4/2/2010 at 8:52:50pm the Sun will be 12° below the west horizon
Moon data:
Rise: 0:27am - Apr 3
Transit: 5:05am - Apr 3 (Time of highest position in the sky, due South)
Sets: 9:42am - Apr 3
Constellation: Scorpius
Phase: 80.85% illuminated (waning gibbous)
Distance: 0.0025934 AU = 387,967 km = 241,072 miles = 1.3 light-seconds
Magnitude: -11.3
Apparent size: 30.79 arcminutes in angular diameter
Elongation from Sun: 127.98° (morning sky)
Age: 18d 3h 50m since last New Moon
Prior Phase: Full Moon on Monday Mar 29, 2010 at 10:25pm
Next Phase: Last Quarter on Tuesday Apr 6, 2010 at 5:37am
Next Lunar eclipse: Total eclipse (100%) on Sunday Sept 27, 2015 at 10:10pm EDT
On 4/2/2010 at 8:52:50pm the Moon will be 37.7° below the east horizon
Mercury data:
Rise: 7:38am
Transit: 2:32pm (Time of highest position in the sky, due South)
Sets: 9:27pm
Constellation: Aries
Phase: 62.84% illuminated
Distance: 1.03316563 AU = 154,559,378 km = 96,038,746 miles = 8.61 light-minutes
Magnitude: -0.7
Apparent size: 6.51 arcseconds in angular diameter
Elongation from Sun: 17.67° (evening sky)
Next maximum elongations...
Evening: Thursday, April 8, 2010 (19° 21' 01")
Morning: Wednesday, May 26, 2010 (25° 07' 48")
On 4/2/2010 at 8:52:50pm Mercury will be 5.1° above the west horizon
Venus data:
Rise: 7:55am
Transit: 2:43pm (Time of highest position in the sky, due South)
Sets: 9:33pm
Constellation: Aries
Phase: 94.23% illuminated
Distance: 1.57973735 AU = 236,325,344 km = 146,845,763 miles = 13.16 light-minutes
Magnitude: -3.9
Apparent size: 10.56 arcseconds in angular diameter
Elongation from Sun: 19.68° (evening sky)
Next maximum elongations...
Evening: Friday, August 20, 2010 (45° 57' 59")
Morning: Saturday, January 8, 2011 (46° 57' 24")
On 4/2/2010 at 8:52:50pm Venus will be 6.2° above the west horizon
Mars data:
Rise: 1:35pm
Transit: 9:05pm (Time of highest position in the sky, due South)
Sets: 4:35am - Apr 3
Constellation: Cancer
Phase: 91.30% illuminated
Distance: 1.03289889 AU = 154,519,474 km = 96,013,951 miles = 8.6 light-minutes
Magnitude: 0.2
Apparent size: 9.06 arcseconds inangular diameter
Elongation from Sun: 110.08° (evening sky)
Dates of Opposition (when Mars is closest to Earth)
Previous: Friday Jan 29, 2010 at 2:21pm. Distance: 99,400,435 km. Size: 14.08 arcseconds.
Next: Saturday Mar 3, 2012 at 3:52pm. Distance: 100,839,728 km. Size: 13.88 arcseconds.
On 4/2/2010 at 8:52:50pm Mars will be 70.8° above the south-southeast horizon
No, Mars was *not* "...as big as a Full Moon on August 27!"
Please see the following links for more information about this annual 'Mars Hoax'
Sky&Telescope
Snopes
Hoax-Slayer
UniverseToday
Jupiter data:
Rise: 6:13am
Transit: 11:58am (Time of highest position in the sky, due South)
Sets: 5:43pm
Constellation: Aquarius
Phase: 99.81% illuminated
Distance: 5.86739444 AU = 877,749,715 km = 545,408,394 miles = 48.87 light-minutes
Magnitude: -2.0
Apparent size: 33.60 arcseconds in angular diameter
Elongation from Sun: 25.47° (morning sky)
Dates of Opposition (when Jupiter is closest to Earth)
Previous: Friday Aug 14, 2009 at 1:44pm
Next: Tuesday Sep 21, 2010 at 7:28am
Next transit of the Great Red Spot: Saturday Apr 03, 2010 at 4:04am (The Red Spot transits about every 9 hours 56 minutes)
GRS longitude: 143.1
Jupiter satellite events (during darkness):
none tonight
On 4/2/2010 at 8:52:50pm Jupiter will be 35.9° below the west-northwest horizon
Saturn data:
Rise: 6:32pm
Transit: 0:45am - Apr 3 (Time of highest position in the sky, due South)
Sets: 6:58am - Apr 3
Constellation: Virgo
Phase: 99.99% illuminated
Distance: 8.52635254 AU = 1,275,524,185 km = 792,573,993 miles = 1.18 light-hours
Magnitude: 0.6
Apparent size: 19.49 arcseconds in angular diameter
Elongation from Sun: 166.93° (evening sky)
Dates of Opposition (when Saturn is closest to Earth)
Previous: Sunday Mar 21, 2010 at 8:28pm
Next: Sunday Apr 3, 2011 at 7:48pm
On 4/2/2010 at 8:52:50pm Saturn will be 24.9° above the east horizon
Uranus data:
Rise: 6:34am
Transit: 12:34pm (Time of highest position in the sky, due South)
Sets: 6:33pm
Constellation: Pisces
Phase: 100.00% illuminated
Distance: 21.05634026 AU = 3,149,983,667 km = 1,957,309,131 miles = 2.92 light-hours
Magnitude: 5.9
Apparent size: 3.35 arcseconds in angular diameter
Elongation from Sun: 15.66° (morning sky)
Dates of Opposition (when Uranus is closest to Earth)
Previous: Thursday Sep 17, 2009 at 5:34am
Next: Tuesday Sep 21, 2010 at 12:51pm
On 4/2/2010 at 8:52:50pm Uranus will be 26.8° below the west-northwest horizon
Neptune data:
Rise: 5:22am
Transit: 10:42am (Time of highest position in the sky, due South)
Sets: 4:03pm
Constellation: Aquarius
Phase: 99.99% illuminated
Distance: 30.71587747 AU = 4,595,029,866 km = 2,855,219,222 miles = 4.26 light-hours
Magnitude: 8.0
Apparent size: 2.22 arcseconds in angular diameter
Elongation from Sun: 45.37° (morning sky)
Dates of Opposition (when Neptune is closest to Earth)
Previous: Monday Aug 17, 2009 at 4:47pm
Next: Friday Aug 20, 2010 at 5:59am
On 4/2/2010 at 8:52:50pm Neptune will be 52.9° below the west-northwest horizon
Pluto data: (Dwarf Planet aka Asteroid 134340)
Rise: 2:02am - Apr 3
Transit: 7:01am - Apr 3 (Time of highest position in the sky, due South)
Sets: 12:00pm - Apr 3
Constellation: Sagittarius
Phase: 99.98% illuminated
Distance: 31.66099665 AU = 4,736,417,683 km = 2,943,073,539 miles = 4.4 light-hours
Magnitude: 14.2
Apparent size: 0.10 arcseconds in angular diameter
Elongation from Sun: 97.72° (morning sky)
Dates of Opposition (when Pluto is closest to Earth)
Previous: Tuesday Jun 23, 2009 at 3:49am
Next: Friday Jun 25, 2010 at 2:59pm
On 4/2/2010 at 8:52:50pm Pluto will be 57.2° below the northeast horizon
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