Images 04.11.2025 · Istanbul University Observatory Solar Observations

Solar Images Tuesday, 4 November 2025

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Photosphere sunspot drawing and RDS evaluation

High-resolution scan (3222 px)

Time: 09:00 UT
Observer: Olcay PLEVNE
g: 4
f: 25
R: 65
Seeing: 3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · HS_ – 1

Group 2 · DAI – 13

Group 3 · HS_ – 2

Group 4 · BXI – 9

RDS data file (.gzd)

[Gözlem]
Tarih=4.11.2025
Saat=09:00
Gözlemci=Olcay PLEVNE
KontrolEden=Burçin TANIK
Durumaçısı=23.83
Enlemaçısı=4.04
Boylamaçısı=338.53
Boylamfark=2
GKalite=3
GDurum=B.A , K.T
Kuzeyaçısı=0.0
Sırano=20380
AyRasatNo=3
RasatÖnceki=03.11.2025
RasatSonraki=06.11.2025

[Leke Grupları]
Grupsayısı=4:3:1
LekeSayısı=25:16:9
RölatifSayı=65:46:19
01=HS_ 01 +22.780 -45.570 292.960 +0.000 0000 0 +23.549 -44.454 +22.110 -46.685 +22.780 -44.954 +22.780 -46.186
02=DAI 13 +24.733 -62.554 275.976 +0.000 0000 0 +27.310 -57.116 +22.435 -67.991 +24.733 -57.316 +24.733 -67.791
03=HS_ 02 +06.966 -68.210 270.320 +0.000 0000 0 +08.363 -65.859 +05.569 -70.560 +06.966 -66.359 +06.966 -70.610
04=BXI 09 -09.223 -06.549 331.981 +0.000 0000 0 -07.309 -03.929 -11.136 -09.169 -09.223 -04.129 -09.223 -08.969

20251104.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.