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(meteorobs) Observation 19/07/2003



Hi!

Here is my report from last night.

Greetings

Daniel Gruen

-----------

Day:19 Month:07 Year:2003
Begin: 22h17m   End: 23h08m

Location  long. E9d26'20"  latit. N48d51'55"

Site: Winnenden-Birkmannsweiler, near Stuttgart
Country: Germany

Observer: Daniel GRUEN   IMO code: GRUDA

Showers:
 -----------------------------------
| Shw |alpha|delta| Shw |alpha|delta|
|-----------------------------------|
| CAP | 299d| -12d| ACY | 304d| +47d|
|-----------------------------------|
| ANT*| 312d| -17d| NDA | 319d| -09d|
|-----------------------------------|
| PER |  18d| +52d| SPO | --- | --- |
 -----------------------------------
* Sagitarrids are "officially" over, but the Antihelion
radiant remains (or not?), but I don't know what to call
these meteors, so I'll stick to ANT

Periods:
 --------------------------------------------------------------
| Period      |Field    |Teff|  F | lm |CAP|ACY|ANT|NDA|PER|SPO|
|  (UT)       |RA   Dec |  h |    | m  |M|N|M|N|M|N|M|N|M|N|M|N|
|--------------------------------------------------------------|
| 22:17-23:00 |310d|+40d|0.62|1.00|6.10|P|0|P|1|P|0|P|0|P|0|P|4|
|--------------------------------------------------------------|
| 23:04-23:08 |320d|+63d|0.05|1.00|5.29|P|0|P|0|P|0|P|0|P|0|P|1|
 --------------------------------------------------------------

Magnitude Distribution:
 ---------------------------------------
|Shower| -1|  0| +1| +2| +3| +4| +5| tot|
|------|---|---|---|---|---|---|---|----|
| SPO  |   |   |   |1.5|3.5|   |   |  5 |
|------|---|---|---|---|---|---|---|----|
| ACY  |   |   |1.0|   |   |   |   |  1 |
 ---------------------------------------

Train Distribution:
 -----------------
|dur.|1s|<*|no|tot|
|----|--|--|--|---|
|SPO | 0| 1| 4| 5 |
|----|--|--|--|---|
|ACY | 0| 0| 1| 1 |
 -----------------
 * these trains persisted only for a few tenth of a second

Meteor Data:
 ------------------------------------------------------------
|No.| Time| Mag|Vel|Col|Shw|Train|XBeg|YBeg|XEnd|YEnd|Map|Acc|
|---|-----|----|---|---|---|-----|----|----|----|----|---|---|
| 50|22:24| 2.5| 3 | - |SPO|  -  | 120| 212|  72| 183| 1 | 2 |
| 51|22:36| 3.0|3-4| - |SPO|  -  | 168| 178| 141| 203| 6 | 2 |*2
| 52|22:38| 1.0|2-3| - |ACY|  -  | 162| 202| 147| 174| 6 | 1 |
| 53|22:41| 2.5| 3 | - |SPO|  -  | 145| 218| 123| 199| 9 | 3 |
| 54|22:44| 2.5|3-4| - |SPO|  <  |  23|  44|  48| 111| 3 | 1 |*2
| 55|23:07| 3.0| 4 | - |SPO|  -  | 197| 216| 178| 254| 1 | 2 |
 ------------------------------------------------------------
enumeration starts in the 20/02/2003 session
all coordinates in mm from the lower left corner of the map
velocity scale:
1 - very slow; 2 - slow; 3 - medium; 4 - fast; 5 - very fast
*2: 51&54 can be traced back to quite close to the CAP radiant,
but the velocity doesn't fit, and doesn't fit with ANT either
(which has a diffuse radiant near the CAP radiant)

Comments: Almost perfect conditions tonight, this is the best
lm I ever had on this observing site, I think.
Around 22:30 there was even a bit of a "show going on", so it
was nice (the sky alone would have been nice) although there
were no spectacular meteors. Unfortunately moon rose quickly
after 23:00 and made me stop.

Please note: d = degrees
------------

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