Images 08.08.2026 · Istanbul University Observatory Solar Observations

Solar Images Saturday, 8 August 2026

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Photosphere sunspot drawing and RDS evaluation

High-resolution scan (3230 px)

Time: 09:45 UT
Observer: Korhan YELKENCİ
g: 3
f: 4
R: 34
Seeing: 3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · CAO – 2

Group 2 · AX_ – 1

Group 3 · AX_ – 1

RDS data file (.gzd)

[Gözlem]
Tarih=8.08.2026
Saat=09:45
Gözlemci=Korhan YELKENCİ
KontrolEden=Korhan YELKENCİ
Durumaçısı=13.62
Enlemaçısı=6.26
Boylamaçısı=282.27
Boylamfark=1
GKalite=3
GDurum=H.S
Kuzeyaçısı=-0.4
Sırano=20535
AyRasatNo=8
RasatÖnceki=07.08.2026
RasatSonraki=10.08.2026

[Leke Grupları]
Grupsayısı=3:1:2
LekeSayısı=4:2:2
RölatifSayı=34:12:22
01=CAO 02 +15.682 +74.664 356.934 +0.000 0000 0 +16.361 +76.228 +15.200 +73.101 +15.682 +75.728 +15.682 +73.601
02=AX_ 01 -15.148 -18.765 263.505 -1.000 0000 0 -15.148 -18.765 -15.148 -18.765
03=AX_ 01 -18.731 -36.962 245.308 -1.000 0000 0 -18.731 -36.962 -18.731 -36.962

20260808.gzd

Chromosphere (H-α) FITS frames

No chromosphere observation for this day.

Coronado H-α animations from frame sequences

No Coronado observation for this day.