Images 07.10.2026 · Istanbul University Observatory Solar Observations

Solar Images Wednesday, 7 October 2026

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Photosphere sunspot drawing and RDS evaluation

High-resolution scan (3229 px)

Time: 08:20 UT
Observer: Emre YILMAN
g: 3
f: 33
R: 63
Seeing: 3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · DSC – 8

Group 2 · DAC – 24

Group 3 · HS_ – 1

RDS data file (.gzd)

[Gözlem]
Tarih=7.10.2026
Saat=08:20
Gözlemci=Emre YILMAN
KontrolEden=Süleyman FİŞEK
Durumaçısı=26.22
Enlemaçısı=6.4
Boylamaçısı=210.64
Boylamfark=2
GKalite=3
GDurum=B.A , K.T
Kuzeyaçısı=-0.4
Sırano=20584
AyRasatNo=7
RasatÖnceki=06.10.2026
RasatSonraki=08.10.2026

[Leke Grupları]
Grupsayısı=3:2:1
LekeSayısı=33:32:1
RölatifSayı=63:52:11
01=DSC 08 +17.833 +10.690 220.709 +0.000 0000 0 +19.471 +13.244 +16.194 +06.894 +17.833 +13.440 +17.833 +07.940
02=DAC 24 +10.400 +04.412 215.520 +0.000 0000 0 +12.705 +08.614 +07.375 +00.209 +10.400 +08.414 +10.400 +00.409
03=HS_ 01 -12.274 -21.637 189.300 +0.000 0000 0 -11.342 -20.854 -13.206 -22.421 -12.274 -21.353 -12.274 -21.920

20261007.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.