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Solar 4 APR 2025
Observations from Grafton, WV.
Did not catch as much as others, but here is what I caught. ~Duane
250404141736Grafton-WV_WeakSolar.PNG
250404182022Grafton-WV_MediumSolar.PNG
250404193522Grafton-WV_WeakSolar.PNG
250404201649Grafton-WV_WeakSolar.PNG
250404202045Grafton-WV_WeakSolar.PNG
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Re: Solar Events, Prospect, ME
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From: [email protected] <[email protected]> on behalf of bsneed1 via groups.io <bsneed1@...>
Sent: Friday, April 4, 2025 6:41 PM To: [email protected] <[email protected]> Subject: [Radio JOVE] Solar Events, Prospect, ME ?
Good evening...here are 3 events from this morning. Hopefully, there were more....bill...
-- Tom Crowley |
More Solar Events, 4 April 2025, Prospect, ME
This was the last strong event record but between the first 3 previously posted and this one there were 6 weaker events.
After the 1821:40 event there were 5 more but much weaker. I haven't posted the spectrograms for the weaker events. Anyone interested in the times?
A busy day!.....bill....
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Solar Events April 03, 2025 from the Dark Sky Observatory
Hi All,
?
Adding to the ever-growing pile, here are spectrograms from the Dark Sky Observatory of yesterday's solar events.
?
Richard
250403175000Dark-Sky-Observatory.PNG
250403123017Dark-Sky-Observatory.PNG
250403164007Dark-Sky-Observatory.PNG
250403165806Dark-Sky-Observatory.PNG
250403172205Dark-Sky-Observatory.PNG
250403195215Dark-Sky-Observatory.PNG
250403190816Dark-Sky-Observatory.PNG
250403192616Dark-Sky-Observatory.PNG
250403194615Dark-Sky-Observatory.PNG
250403155009Dark-Sky-Observatory.PNG
250403160009Dark-Sky-Observatory.PNG
250403160808Dark-Sky-Observatory.PNG
250403162208Dark-Sky-Observatory.PNG
250403163008Dark-Sky-Observatory.PNG
250403163207Dark-Sky-Observatory.PNG
250403163207Dark-Sky-Observatory-B.PNG
250403163607Dark-Sky-Observatory.PNG
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Solar 04/03/2025 Easley, South Carolina
Good evening: ? ? ?Another good solar day. Thanks to Salvador and Duane for the heads-up. John
Solar04032025Labeled1A.PNG
Solar04032025Labeled2A.PNG
Solar04032025Labeled3A.PNG
Solar04032025Labeled4A.PNG
Solar04032025Labeled5A.PNG
Solar04032025Labeled6A.PNG
Solar04032025Labeled7A.PNG
Solar04032025Labeled9A.PNG
Solar04032025Labeled10A.PNG
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Solar 3 APR 2025
Observations from Grafton, WV.
Solar today. ~Duane
250403123359Grafton-WV_WeakSolar.PNG
250403131132Grafton-WV_WeakSolar.PNG
250403144623Grafton-WV_WeakSolar.PNG
250403150013Grafton-WV_WeakSolar.PNG
250403155018Grafton-WV_WeakSolar.PNG
250403160805Grafton-WV_WeakSolar.PNG
250403161202Grafton-WV_WeakSolar.PNG
250403163148Grafton-WV_WeakSolar.PNG
250403163744Grafton-WV_WeakSolar.PNG
250403164042Grafton-WV_MediumSolar.PNG
250403190955Grafton-WV_WeakSolar.PNG
250403192702Grafton-WV_WeakSolar_Noise.PNG
250403194648Grafton-WV_WeakSolar.PNG
250403195244Grafton-WV_WeakSolar.PNG
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Solar. 03/04/2025
Hi
?
Solar events Today.
?
Salvador
250403155115PIKIS.PNG
250403163115PIKIS.PNG
250403164115PIKIS.PNG
![]()
250403192600.jpg
250403192641PIKIS.PNG
250403194411PIKIS.PNG
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Re: 02 April 2025 Some solar plus more Jupiter-Io
Looking back, I'm just going to chalk it up to RFI, as I can't seem to find any other indications matching the same times you have. Thanks?for the quick response! On Thu, Apr 3, 2025 at 3:24?PM Richard Gray via <grayro=[email protected]> wrote:
--
G. Caleb Sexton, MFA Product Designer & Manager 205.534.7748 |
Re: 02 April 2025 Some solar plus more Jupiter-Io
Hi Caleb,
?
Are you referring to the signal that is present in your spectrograms at about 21.5 MHz?? That looks to me, unfortunately, to be some pretty typical RFI.? Check out the same time periods that I detected non-Io-A and see if you can see anything at the same time that I did.
?
Best wishes,? Richard |
Re: 02 April 2025 Some solar plus more Jupiter-Io
Howdy Richard,
A wonderful collection of captures from yesterday. I may have gotten some of the non-Io A, right around the same timeframe, but I'm honestly not sure if this is Jupiter or just RFI. If you have thoughts on whether this fits or not, I'd love to know.? ?
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02 April 2025 Some solar plus more Jupiter-Io
Hi Folks,?
?
Here are some more spectrograms featuring solar bursts from 02 April 2025, most of which were posted by other observers.? Some of these also show Io-B emission.? In addition, the last three (spectrograms G, H, and I) show non-Io-A emission.
?
Richard
250402175000Dark-Sky-Observatory-A02.PNG
250402182017Dark-Sky-Observatory-A.PNG
![]()
Io-phase_Apr_02_2025.png
250402183017Dark-Sky-Observatory-B.PNG
250402191015Dark-Sky-Observatory-C.PNG
250402192615Dark-Sky-Observatory-D.PNG
250402200013Dark-Sky-Observatory-E.PNG
250402201413Dark-Sky-Observatory-F.PNG
250402212410Dark-Sky-Observatory-G.PNG
250402213410Dark-Sky-Observatory-H.PNG
250402214409Dark-Sky-Observatory-I.PNG
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02 April 2025 Solar 14h00 - 18h00 A few peculiar solar(?) bursts
Here are some spectrograms of solar bursts on April 02 2025.? Some of these look pretty normal, but some look unusual.? Take a look at the last spectrogram between 17:26 and 17:36.? There are a number of emission "events" which are fairly narrow-band, but do not appear like normal human-caused RFI.? These events can be seen in both polarization channels, and so are presumably not Jupiter-Io.? Did anyone else see these features?
?
Richard
250402141213Dark-Sky-Observatory-A0.PNG
250402142613Dark-Sky-Observatory-A00.PNG
250402165608Dark-Sky-Observatory-A0000.PNG
250402170607Dark-Sky-Observatory-A00000.PNG
250402172607Dark-Sky-Observatory-A000000.PNG
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02 April 2025: Jupiter and Solar at the same time!!
Hi All,
?
Thanks for the head's up to all who posted those very nice images of solar on April 02.? Going over the data from our Dark Sky Observatory TFD4 array, I ran across this very nice combination of Io-B and a Type III solar burst, all within a few minutes of each other!
?
I will be posting some more images later.
?
Richard |
Re: New dual dipole array in Maryland
Thanks Carl!? Thanks Sabine!? Sabine, thank you for the tips on automation, we¡¯ll give those options a go.? I¡¯ll try to post a picture of the setup soon. ? We went with the standard setup in the kit instructions, east/west orientation.? Location is a small town in a more rural part of Maryland called Finksburg.? We also plan to try activating the server function in RSS in case folks want to observe remotely. Tyson On Thu, Apr 3, 2025 at 10:11?AM Sabine Cremer via <sc=[email protected]> wrote:
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Re: 30 Mar 2025 Dusk and dawn
On Wed, Apr 2, 2025 at 04:05 AM, Tyson Sapre wrote:
You don't have to apologize! That's exactly the right attitude!
These overload conditions occur in most ADCs when the magnitude exceeds 0 dBm. Usually, it's not even individual narrowband signals that trigger this, but rather the sum of several high-field signals when there's a lot of power across the entire spectrum, as was the case during the contest. The ADC could certainly be damaged at some point, but I hope the hardware contains mitigating measures.
?
Sabine
--
Germany Standard time: UTC +1 hour |
Re: New dual dipole array in Maryland
Tyson,
?
that really looks great!
?
> What is the file size limit and is there a way to automate stop/start for file creation in RSS?
?
It appears that there is a file size limit at 2 GB. Jim describes one way to automatically record data here ("Run Timed Observation" from the "File" menue):
?
Another way is "File/Run From Schedule File". You'll find the description of the .skd file in RSS' Help file.
?
Do you have a photo of your new location/antenna?
?
Sabine
?
--
Germany Standard time: UTC +1 hour |
Solar April 03-04
Good Day All, To add to the plethora of solar from the group. Mine from south central Alaska.... Carl
250402191325Carl Pajak-Solar-B.PNG
250402195534Carl Pajak-Solar-C.PNG
250402213215Carl Pajak-Solar-E.PNG
250402200936Carl Pajak-Solar-D.PNG
250402182607Carl Pajak-Solar-A.PNG
250402221628Carl Pajak-Solar-F.PNG
250402222824Carl Pajak-Solar-G.PNG
250403005216Carl Pajak-Solar-H.PNG
250403023223Carl Pajak-Solar-I.PNG
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