Istanbul University Faculty of Science

SOLAR OBSERVATIONS

Istanbul University Observatory · Sunspot observations since 1950

Observatory

Solar Images Saturday, 5 August 2023

‹ 04.08.2023 2023 06.08.2023 ›

Photosphere sunspot drawing and RDS evaluation

05.08.2023 photosphere drawing

High-resolution scan (3230 px)

Time
06:00 UT
Observer
Korhan YELKENCİ
g
10
f
43
R
143
Seeing
3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · CAI – 7Group 1 · CAI – 7 Group 2 · CAI – 4Group 2 · CAI – 4 Group 3 · AX_ – 4Group 3 · AX_ – 4 Group 4 · CAI – 14Group 4 · CAI – 14 Group 5 · HS_ – 2Group 5 · HS_ – 2 Group 6 · AX_ – 3Group 6 · AX_ – 3 Group 7 · CAI – 5Group 7 · CAI – 5 Group 8 · HS_ – 1Group 8 · HS_ – 1 Group 9 · AX_ – 1Group 9 · AX_ – 1 Group 10 · CSO – 2Group 10 · CSO – 2
RDS data file (.gzd) 
[Gözlem]
Tarih=5.08.2023
Saat=06:00
Gözlemci=Korhan YELKENCİ
KontrolEden=Burçin TANIK
Durumaçısı=12.33
Enlemaçısı=6.04
Boylamaçısı=29.88
Boylamfark=3
GKalite=3
GDurum=B.A
Kuzeyaçısı=-0.5
Sırano=19784
AyRasatNo=5
RasatÖnceki=04.08.2023
RasatSonraki=06.08.2023

[Leke Grupları]
Grupsayısı=10:7:3
LekeSayısı=43:39:4
RölatifSayı=143:109:34
01=CAI 07 +11.485 +62.250 091.905 43.110 0000 0 +13.898 +64.721 +09.720 +59.328 +13.627 +64.194 +09.272 +59.528
02=CAI 04 +21.767 +36.370 065.917 34.945 0000 0 +23.117 +37.885 +20.416 +34.189 +22.917 +37.685 +20.616 +34.389
03=AX_ 04 +20.532 +12.360 041.916 +0.000 0000 0 +22.510 +12.977 +19.120 +11.950 +00.000 +00.000 +00.000 +00.000
04=CAI 14 +10.482 +07.872 037.752 17.945 0000 0 +11.818 +11.590 +09.146 +04.153 +11.618 +11.390 +09.346 +04.353
05=HS_ 02 +23.664 +02.241 032.121 +0.000 0000 0 +24.721 +03.583 +22.606 +00.899 +23.664 +03.830 +23.664 +01.399
06=AX_ 03 +19.119 -17.843 012.370 +0.000 0000 0 +19.615 -16.786 +18.622 -18.901 +19.119 -17.285 +19.119 -18.401
07=CAI 05 +13.686 -64.367 325.513 24.607 0000 0 +15.913 -59.807 +11.458 -68.926 +15.569 -60.142 +11.658 -68.726
08=HS_ 01 -22.742 +44.824 074.704 +0.000 0000 0 -22.220 +45.310 -23.265 +44.338 -22.742 +44.810 -22.742 +44.838
09=AX_ 01 -18.470 +06.794 036.674 -1.000 0000 0 -18.470 +06.794 -18.470 +06.794
10=CSO 02 -21.363 -45.699 344.181 24.303 0000 0 -20.130 -42.814 -22.714 -48.584 -20.116 -42.807 -22.995 -49.376
20230805.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.