Images 05.08.2025 · Istanbul University Observatory Solar Observations

Solar Images Tuesday, 5 August 2025

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Photosphere sunspot drawing and RDS evaluation

High-resolution scan (3220 px)

Time: 10:00 UT
Observer: Olcay PLEVNE
g: 5
f: 59
R: 109
Seeing: 3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · FAC – 8

Group 2 · DKC – 28

Group 3 · CAI – 10

Group 4 · HS_ – 2

Group 5 · CSI – 11

RDS data file (.gzd)

[Gözlem]
Tarih=5.08.2025
Saat=10:00
Gözlemci=Olcay PLEVNE
KontrolEden=Burçin TANIK
Durumaçısı=12.59
Enlemaçısı=6.08
Boylamaçısı=99.35
Boylamfark=1
GKalite=3
GDurum=K.T
Kuzeyaçısı=0.0
Sırano=20315
AyRasatNo=3
RasatÖnceki=04.08.2025
RasatSonraki=06.08.2025

[Leke Grupları]
Grupsayısı=5:4:1
LekeSayısı=59:48:11
RölatifSayı=109:88:21
01=FAC 08 +11.100 +69.217 168.567 +0.000 0000 0 +13.256 +77.277 +08.944 +61.157 +11.100 +77.770 +11.100 +61.357
02=DKC 28 +05.974 -00.152 099.198 +0.000 0000 0 +07.908 +04.889 +04.410 -05.193 +05.974 +04.689 +05.974 -04.993
03=CAI 10 +13.482 -01.786 097.564 +0.000 0000 0 +15.563 +01.134 +11.401 -04.706 +13.482 +00.934 +13.482 -04.506
04=HS_ 02 +22.478 -67.751 031.599 +0.000 0000 0 +23.929 -64.925 +21.260 -70.578 +22.478 -65.424 +22.478 -70.770
05=CSI 11 -14.225 +32.666 132.160 +0.000 0000 0 -10.739 +35.913 -17.712 +29.419 -14.225 +35.713 -14.225 +29.619

20250805.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.