[Noisebridge-discuss] Leonid shower
Sai Emrys
noisebridge at saizai.com
Thu Nov 12 23:08:55 UTC 2009
On Thu, Nov 12, 2009 at 2:51 PM, mark burdett <mfburdett at gmail.com> wrote:
> Does anyone have an authoritative source on best viewing in Pacific time?
http://stardate.org/nightsky/meteors/
> Leonids night of November 17/18, morning New Moon
http://meteorshowersonline.com/leonids.html confirms, vaguely.
Probably the most authoritative:
http://www.nasa.gov/pdf/372657main_2009LeoVisibility_Public2.pdf has
three predictions (from different people):
Nov 17, 2009 21:33 UT ~ 21:44 UT, ZHR 300±100
Nov 17, 2009 21:43 UT (may be 0.5 – 1hr later), ZHR 500
Nov 17, 2009 21‐22 UT, ZHR 130‐140
ZHR = # meteors per hour at peak. FWIW, that's a LOT; typical is more like 3-15.
Downside: we're on the wrong side of the planet for best conditions.
NASA recommends India. We're UTC-8 so that's peak @ 1pm on 17th,
unfortunately - so most of it will get blocked by the sun.
But still should be decent.
- Sai
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