Re: New ROSAT video forthcoming

From: Paul Salanitri (paul.salanitri@gmail.com)
Date: Fri Oct 21 2011 - 03:30:52 UTC

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    I love it when the numbers work out :-)
    Should have passed Polaris at 7:00:47 your time, 10 degrees above it?
    
     UTC          Dist  Az    El          Sun
     2h:00m:41s 299 350.82° 41.74° Lit -8.0°
    2h:00m:42s 295 352.09° 42.50° Lit -8.0°
    2h:00m:43s 291 353.43° 43.26° Lit -8.0°
    2h:00m:44s 288 354.85° 44.03° Lit -8.0°
    2h:00m:45s 284 356.33° 44.80° Lit -8.0°
    2h:00m:46s 280 357.90° 45.56° Lit -8.0°
    2h:00m:47s 277 359.55° 46.32° Lit -8.0° North
    2h:00m:48s 274   1.28° 47.07° Lit -8.0°
    2h:00m:49s 271   3.11° 47.81° Lit -8.0°
    2h:00m:50s 268   5.03° 48.54° Lit -8.0°
    2h:00m:51s 265   7.05° 49.24° Lit -8.0°
    2h:00m:52s 262   9.17° 49.92° Lit -8.0°
    2h:00m:53s 260  11.39° 50.57° Lit -8.0°
    2h:00m:54s 258  13.71° 51.19° Lit -8.0°
    2h:00m:55s 256  16.12° 51.77° Lit -8.0°
    2h:00m:56s 254  18.64° 52.31° Lit -8.0°
    2h:00m:57s 253  21.25° 52.79° Lit -8.0°
    2h:00m:58s 251  23.94° 53.22° Lit -8.0°
    2h:00m:59s 250  26.72° 53.59° Lit -8.0°
    2h:01m:00s 249  29.56° 53.90° Lit -8.0°
    2h:01m:01s 248  32.46° 54.14° Lit -8.0°
    2h:01m:02s 248  35.40° 54.30° Lit -8.0°
    2h:01m:03s 247  38.38° 54.40° Lit -8.0°
    2h:01m:04s 247  41.36° 54.42° Lit -8.0° PEAK
    2h:01m:05s 248  44.34° 54.37° Lit -8.1°
    2h:01m:06s 248  47.31° 54.24° Lit -8.1°
    2h:01m:07s 248  50.24° 54.04° Lit -8.1°
    2h:01m:08s 249  53.12° 53.77° Lit -8.1°
    2h:01m:09s 250  55.93° 53.43° Lit -8.1°
    2h:01m:10s 251  58.68° 53.03° Lit -8.1°
    
    
    Paul Salanitri
    
    On Fri, Oct 21, 2011 at 1:02 PM, Derek C Breit
    <breit_ideas@poyntsource.com>wrote:
    
    >
    >
    > The time I mentioned was for a star next to Polaris, so off the top of my
    > headů no idea.. :-)
    >
    > From zero to 42 deg azimuth in 15 seconds.. Sounds darn good to me.. I had
    > downloaded the full catalog from inside Heavensat about 9 hours ago..
    >
    > Once I post my video, the starting point is the only actual star in the FOV
    > at the middle right (ignore the two hot pixels..) is the first star back
    > from Polaris in the Little Dipper... Mag 4.3 TYC 4655-1053.. and the time
    > from each frame is clear for the center of the frame.. If split into
    > fields,
    > each time stamp is for the end of the field..
    >
    > The previously mentioned time is an eyeball / freeze frame from the
    > camcorder estimating the line from this star to Polaris.. Heavensat said it
    > should have been farther from Polaris.. i.e. opposite side of the star..
    >
    > FOV is something like 7x5 deg..
    >
    > Derek
    >
    > PS.. now to convert the video to bite size and post it.. Maybe 30 minutes..
    >
    > ________________________________________
    > From: Paul Salanitri [mailto:paul.salanitri@gmail.com]
    > Sent: Thursday, October 20, 2011 7:46 PM
    > To: Derek C Breit
    > Cc: Seesat List
    > Subject: Re: New ROSAT video forthcoming
    >
    > Hi Derek,
    >
    > [stvgcc3]$ ./satproc ROSAT-pgspred21-1 lalo 37.83 -122.26 21/10/2011/00:00
    > 1.0
    >       Date             Time UTC    Dist Azim    Alt       Sunalt  ?    Sat
    > FIRST Fri 21 Oct 2011  1h:57m:24s  1635 315.08  0.01 Lit    -7.3 192.1
    > ROSAT
    > 20638
    > HIGH  Fri 21 Oct 2011  2h:01m:04s   247  41.88 54.40 Lit    -8.0 188.0
    > ROSAT
    > 20638
    > LAST  Fri 21 Oct 2011  2h:02m:58s   878 121.61  9.38 Dim    -8.4 190.7
    > ROSAT
    > 20638
    >
    > According to these stats (from current TLEs) it should have been at peak
    > altitude 54deg at 7:01:04 your time?  Does this match?
    >
    > Paul Salanitri
    >
    >
    > On Fri, Oct 21, 2011 at 12:22 PM, Derek C Breit
    > <breit_ideas@poyntsource.com> wrote:
    > First off, Simone's flare prediction did not happen for me from az 359 to
    > losing it in the trees at about az 135.. vaguely..
    >
    >
    >
    > The reason I am sending this "advance warning" is, though I haven't double
    > checked, ROSAT seemed quite early..
    >
    >
    >
    > OK.. let's take a quick look.. Heavensat says it'll be there at 7:01:23 PM
    > Local (PDT).. It was "there" at 7:00:51 and well off track.. Assuming I was
    > on the right star and I used a team effort to say.. "Yep.. Right there.."
    >
    >
    >
    > Should I try and derive a position???
    >
    >
    >
    > Derek
    >
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