Die Suche ergab 237 Treffer

von Timo Kuhmonen
5. Dez 2017, 20:35
Forum: Polarlicht Forum
Thema: Auroras on Saana fell (4/5.12.2017)
Antworten: 0
Zugriffe: 308

Auroras on Saana fell (4/5.12.2017)

Combination of green and blue colours ;-) Observation by Janne Laukkanen, Enontekiö & Finland
http://www.taivaanvahti.fi/observations/show/68595
von Timo Kuhmonen
5. Nov 2017, 17:48
Forum: Allgemeines Forum
Thema: Set of Parry arcs (1st Nov 2017)
Antworten: 2
Zugriffe: 182

Re: Set of Parry arcs (1st Nov 2017)

Another observation of double parry arcs, at 2nd Nov 2017 (Jari Morko, Siilinjärvi / Finland)
https://www.taivaanvahti.fi/observations/show/67992
von Timo Kuhmonen
5. Nov 2017, 10:04
Forum: Allgemeines Forum
Thema: Set of Parry arcs (1st Nov 2017)
Antworten: 2
Zugriffe: 182

Set of Parry arcs (1st Nov 2017)

Clearly visible parry arcs.... Observation by Antti Mikkola (Kittilä, Finland). According to comments, snow guns located near...
http://www.taivaanvahti.fi/observations/show/68021
von Timo Kuhmonen
1. Nov 2017, 22:53
Forum: Allgemeines Forum
Thema: Artificial light pillars - Taivaanvahti (31 Oct 2017)
Antworten: 0
Zugriffe: 147

Artificial light pillars - Taivaanvahti (31 Oct 2017)

Nice looking photo and halo pillars :-) Observation by Niko Taurén, Hollola / Finland.
http://www.taivaanvahti.fi/observations/show/67956
von Timo Kuhmonen
11. Okt 2017, 21:20
Forum: Allgemeines Forum
Thema: Reflection on sky (Taivaanvahti, 11.10.2017)
Antworten: 0
Zugriffe: 145

Reflection on sky (Taivaanvahti, 11.10.2017)

This one is first time I see this type of observation, looks cool :shock: I have not seen it real time myself. http://www.taivaanvahti.fi/observations/show/67443 Comments mention in the observation, that it may be light reflection in the river surface, what is "projected" to cloudy sky (Aurajoki, ci...
von Timo Kuhmonen
23. Sep 2017, 12:37
Forum: Off-Topic Forum
Thema: Plesetsk rocket launch trails (22.9.2017)
Antworten: 1
Zugriffe: 179

Plesetsk rocket launch trails (22.9.2017)

fyi, I saw one set of nice image in Taivaanvahti, for the Plesetsk Cosmodrome. Based on comments it was Sojuz 2-1b / Glonass M-launch. Some places in the northern Finland allow to see remote trails near horizon :-) Photos by Voitto Pitkänen (Kuusamo, Finland) http://www.taivaanvahti.fi/observations/...
von Timo Kuhmonen
8. Sep 2017, 12:34
Forum: Meteor Forum
Thema: Meteorite from Finland
Antworten: 1
Zugriffe: 339

Re: Meteorite from Finland

fyi, recent meteorite found was 14th in Finland.
von Timo Kuhmonen
7. Sep 2017, 11:52
Forum: Meteor Forum
Thema: Meteorite from Finland
Antworten: 1
Zugriffe: 339

Meteorite from Finland

von Timo Kuhmonen
6. Sep 2017, 19:26
Forum: Polarlicht Forum
Thema: Frühe Polarlicht - Vorwarnung für den 06.09.2017 abends für ganz Deutschland
Antworten: 6
Zugriffe: 5700

Re: Frühe Polarlicht - Vorwarnung für den 06.09.2017 abends für ganz Deutschland

If you could see auroras on Germany (or elsewhere) in following night, then enjoy the views :-) It is currently cloudy in southern Finland and forecast for the night looks bad :-(
von Timo Kuhmonen
5. Sep 2017, 12:08
Forum: Allgemeines Forum
Thema: Water surface dewbows (Taivaanvahti)
Antworten: 2
Zugriffe: 400

Re: Water surface dewbows (Taivaanvahti)

Dewbow observation from Jani Päiväniemi (Kuusamo, Finland)
http://www.taivaanvahti.fi/observations/show/66741
von Timo Kuhmonen
3. Sep 2017, 18:05
Forum: Allgemeines Forum
Thema: Water surface dewbows (Taivaanvahti)
Antworten: 2
Zugriffe: 400

Re: Water surface dewbows (Taivaanvahti)

Another one... by Markku Ruonala (Kuusamo, Finland)
http://www.taivaanvahti.fi/observations/show/66683
von Timo Kuhmonen
3. Sep 2017, 16:57
Forum: Allgemeines Forum
Thema: Water surface dewbows (Taivaanvahti)
Antworten: 2
Zugriffe: 400

Water surface dewbows (Taivaanvahti)

fyi, There is few observation of water surface dewbows for this autumn on Taivaanvahti. This one contains colorful stripe on water surface, look at first image. Origin of the phenomena is marked to be "chrysomyxa ledi". Observation by Voitto Pitkänen (Kuusamo, Finland) http://www.taivaanvahti.fi/obs...
von Timo Kuhmonen
2. Sep 2017, 17:29
Forum: Allgemeines Forum
Thema: Halos on central Finland (2017-09-02)
Antworten: 2
Zugriffe: 359

Halos on central Finland (2017-09-02)

fyi,

I noticed today there has been some good halos on sky at central Finland. One of examples here:
http://www.taivaanvahti.fi/observations/show/66609

Observation and photos by Kimmo Laitinen (Kuopio, Finland)
von Timo Kuhmonen
31. Aug 2017, 14:29
Forum: Off-Topic Forum
Thema: Solargrafie: Fotografieren der Sonnenbahn mit Pinhole-Methode
Antworten: 2
Zugriffe: 765

Re: Solargrafie: Fotografieren der Sonnenbahn mit Pinhole-Methode

I would be also interested to hear more experiencies of solargraphy (if there is other users for that topic in this forum). I had a good change myself, related to a local photography club. They closed darkroom premises. I got all the remaining photo papers. Yesterday I made a test where exposed a si...
von Timo Kuhmonen
31. Aug 2017, 14:06
Forum: Meteor Forum
Thema: Perseidenbeobachtung mit Amateurfunkmitteln
Antworten: 12
Zugriffe: 631

Re: Perseidenbeobachtung mit Amateurfunkmitteln

A comments about frequencies.... I think one message earlier in this thread refers to receiver frequency. If someone uses direct connected (traditional receiver) or routed audio from SDR - it is possible monitor more than one remote TV carrier at same time. It would require, that remote TV transmitt...
von Timo Kuhmonen
31. Aug 2017, 13:47
Forum: Meteor Forum
Thema: Perseidenbeobachtung mit Amateurfunkmitteln
Antworten: 12
Zugriffe: 631

Re: Perseidenbeobachtung mit Amateurfunkmitteln

During a thundersorm about 30 km away I got such images : I am not 100% sure what is seen on the linked images. During lightning, there can be echoes received from remote analog TV carriers. In my understanding they are caused by reflection of upper atmosphere lighting effects. With google it is po...
von Timo Kuhmonen
30. Aug 2017, 13:08
Forum: Meteor Forum
Thema: Perseidenbeobachtung mit Amateurfunkmitteln
Antworten: 12
Zugriffe: 631

Re: Perseidenbeobachtung mit Amateurfunkmitteln

I counted each reflexion by my eyes. Therefore I had the screenshotprogram "Shotthescreen" parallel working, which made a screenshot every 4 Minutes. Per hour "Observing" I had to look at 15 images and make sketches in an Excel List... ok, understood now :-) It was a test, if the antenna (4-element...
von Timo Kuhmonen
30. Aug 2017, 12:22
Forum: Meteor Forum
Thema: Perseidenbeobachtung mit Amateurfunkmitteln
Antworten: 12
Zugriffe: 631

Re: Perseidenbeobachtung mit Amateurfunkmitteln

How does HDSDR capture waterfall-images? Can you show me the Screenshot, wehere I can klick on that option? This feature is not wery well visible on HDSDR. I have not found any menu to activate it. There is a list for keyboard shortcuts to HDSDR v2.76. http://hdsdr.de/hdsdr_keyboard_shortcuts.htm L...
von Timo Kuhmonen
29. Aug 2017, 17:45
Forum: Meteor Forum
Thema: Perseidenbeobachtung mit Amateurfunkmitteln
Antworten: 12
Zugriffe: 631

Re: Perseidenbeobachtung mit Amateurfunkmitteln

hello, thanks for sharing results :-) This topic is also interesting for me. I have tested also the reception of 6m echoes, the frequencies that had used are located at Russia. Currently I had heard typically 5...7 different remote TV station carriers at 49.75MHz region. Many echoes seen different t...