Istanbul University Faculty of Science

SOLAR OBSERVATIONS

Istanbul University Observatory · Sunspot observations since 1950

Observatory

Solar Images Sunday, 29 October 2023

‹ 28.10.2023 2023 30.10.2023 ›

Photosphere sunspot drawing and RDS evaluation

29.10.2023 photosphere drawing

High-resolution scan (3226 px)

Time
11:30 UT
Observer
Olcay PLEVNE
g
4
f
24
R
64
Seeing
3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · CSI – 6Group 1 · CSI – 6 Group 2 · CSI – 8Group 2 · CSI – 8 Group 3 · BXI – 4Group 3 · BXI – 4 Group 4 · CAI – 6Group 4 · CAI – 6
RDS data file (.gzd) 
[Gözlem]
Tarih=29.10.2023
Saat=11:30
Gözlemci=Olcay PLEVNE
KontrolEden=Ergün EGE
Durumaçısı=24.92
Enlemaçısı=4.68
Boylamaçısı=344.58
Boylamfark=0
GKalite=3
GDurum=B.A , K.T
Kuzeyaçısı=0.0
Sırano=19858
AyRasatNo=23
RasatÖnceki=28.10.2023
RasatSonraki=30.10.2023

[Leke Grupları]
Grupsayısı=4:2:2
LekeSayısı=24:14:10
RölatifSayı=64:34:30
01=CSI 06 +20.149 -08.856 335.724 +0.000 0000 0 +21.203 -06.141 +19.950 -11.570 +20.149 -06.341 +20.149 -11.370
02=CSI 08 +17.750 -41.748 302.832 +0.000 0000 0 +19.177 -37.338 +16.324 -46.159 +17.750 -37.538 +17.750 -45.958
03=BXI 04 -34.218 +16.889 001.469 +0.000 0000 0 -33.557 +18.737 -34.879 +15.400 -34.218 +18.570 -34.218 +15.720
04=CAI 06 -16.660 -19.642 324.938 +0.000 0000 0 -14.296 -16.361 -17.835 -22.923 -16.660 -16.561 -16.660 -22.723
20231029.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.