Any visual on an object low on SW horizon Feb 2, 0338 UT. or Feb 1, 1938 hrs. PST.? YCS _______________________________________________ Mailing list meteorobs:...
OK in the hopes that one day I will have a mutual camera set-up I am going to try and calculate the track of this meteor. So I guess I need to know the GPS...
Pat Branch
pat_branch@...
Feb 4, 2009 1:25 am
36288
Looks difficult to me. Those hot pixels in Thomas'es composite (& movie) need to be subtracted using other composites taken by Thomas recently. Also Sandia 1...
stange
stange34@...
Feb 4, 2009 3:53 am
36289
New reports of videoobservations have been added to http://feraj.narod.ru/Radiants/Observations/v200712.html Results for January 19,20,21,22 contain ...
Mikhail Maslov
ast3@...
Feb 4, 2009 2:36 pm
36290
What I suspected to be an airplane landing light now appears to be a fireball as numerous reports (#94) are now on file with American Meteor Society for Feb...
stange
stange34@...
Feb 4, 2009 6:42 pm
36291
Video meteors of Gen. 11/12 2009 200901 Start End Teff vLm Cf ... 11.726 1653-1757 1.058 3.90 1.00 Tot:1 *RG:1 11.859 2005-2109 1.067 4.00 1.06...
Maurizio Eltri
maurizio.eltri@...
Feb 4, 2009 8:35 pm
36292
Video meteors of Gen. 09/10 2009 200901 Start End Teff vLm Cf ... 09.864 2013-2116 1.050 3.50 1.20 Tot:1 SPO:1 09.952 2219-2322 0.883 3.50 1.20...
Maurizio Eltri
maurizio.eltri@...
Feb 4, 2009 8:37 pm
36293
Dear meteor observers, A witness of a fireball described what he saw like a usual meteor, but with a "helmet" in front of it. Does anyone know what can be the...
Karl Antier
ka.antier@...
Feb 6, 2009 1:21 pm
36294
February is the only month of the year that sees a fall in rates in both hemispheres. As seen from the northern hemisphere, sporadic rates continue the fall...
Robert Lunsford
lunro.imo.usa@...
Feb 6, 2009 7:34 pm
36295
Radio Meteor Observation Bulletin No. 186 of January 2009 (86 K) is available now as http://visualrmob.free.fr/rmobtext/rmob0901.txt More information and the...
Dear List, A new article has been published about the Buzzard Coulee, Canada meteorite fall and fireball. I have posted about it on the Meteorite News...
drtanuki
drtanuki@...
Feb 10, 2009 5:07 pm
36299
New reports of videoobservations have been added to http://feraj.narod.ru/Radiants/Observations/v200712.html Results for January 23,26,27,28,29 contain ...
Mikhail Maslov
ast3@...
Feb 11, 2009 2:26 pm
36300
Ouch. I wonder how big the biggest pieces are? Anything big will be tracked, and we might get advance notice of reentries. ...
Chris Peterson
clp@...
Feb 11, 2009 10:32 pm
36301
Since the primary thought has been to "put them up" without any apparent regard to taking them down, this situation will only worsen in the future. Meteorobs...
stange
stange34@...
Feb 11, 2009 11:55 pm
36302
... As this happened at 788 km (490 mile) altitude, the debris will remain in orbit for a very long time. No decays to be expected from this collision...
Marco Langbroek
marco.langbroek@...
Feb 12, 2009 12:09 am
36303
Of course pieces exploding "backwards" against orbital motion will drop faster, but that's got to be pretty small compared to orbital velocity. What was the...
Alister
aling@...
Feb 12, 2009 3:36 am
36304
Wouldn't at least a few pieces have been shot almost directly downward? I would have expected there to be a constant 'trickle' (albeit small to start off...
Leo S
l.stachowicz@...
Feb 12, 2009 4:21 am
36305
... This collision happened at about the same orbital altitude as the Chinese asat test on Fengyun 1C. So the general scenario of debris scatter will be...
Marco Langbroek
marco.langbroek@...
Feb 12, 2009 10:40 am
36306
I think the Iridiums are abandoned, the satellite phone service is being operated by whoever took over and uses the satellites (not sure if it's one company or...
daniela daniela
daniela.daniela.danie...
Feb 12, 2009 10:47 am
36307
... Out of curiosity, I was trying to find information of the relative velocity of the collision but had no success. Did anyone happen to stumble on that info?...
Richard Kramer
kramer@...
Feb 12, 2009 4:03 pm
36308
... Out of curiosity, I was trying to find information of the relative velocity of the collision but had no success. Did anyone happen to stumble on that info?...
Richard Kramer
kramer@...
Feb 12, 2009 4:03 pm
36309
They are certainly not abandoned, they are still in use and under control. If they were not controlled, Heavens-above would not have flare sightings predicted,...
meteoreye@...
Feb 12, 2009 5:00 pm
36310
Check out the animation of the orbital collision here: http://www.n2yo.com/collision-between-two-satellites.php _______________________________________________...
meteoreye@...
Feb 12, 2009 5:19 pm
36311
Hi Marco- While the moderate altitude means that debris will persist for decades, it doesn't mean we can't expect decays. The STK analysis of the FENGYUN ...
Chris Peterson
clp@...
Feb 12, 2009 6:43 pm
36312
Does anyone know how fast these two satellites were orbiting at ? It makes me wonder if they just shattered into small pieces upon impact or if there are...
Matt Mundorf
MattM@...
Feb 12, 2009 8:20 pm
36313
Video meteors of Gen. 12/13 2009 200901 Start End Teff vLm Cf ... 12.773 1801-1905 1.067 4.00 1.00 Tot:1 SPO:1 12.906 2113-2217 1.066 4.00 1.00...
Maurizio Eltri
maurizio.eltri@...
Feb 12, 2009 8:41 pm
36314
I think it was about 7.5 km/s. According to this simulation posted on spaceweather.com, their relative speed was 11.6 km/s: ...
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