Istanbul University Faculty of Science

SOLAR OBSERVATIONS

Istanbul University Observatory · Sunspot observations since 1950

Observatory

Solar Images Tuesday, 30 May 2023

‹ 27.05.2023 2023 31.05.2023 ›

Photosphere sunspot drawing and RDS evaluation

30.05.2023 photosphere drawing

High-resolution scan (3230 px)

Time
07:35 UT
Observer
Korhan YELKENCİ
g
10
f
54
R
154
Seeing
3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · HS_ – 2Group 1 · HS_ – 2 Group 2 · HS_ – 1Group 2 · HS_ – 1 Group 3 · CAI – 5Group 3 · CAI – 5 Group 4 · DAI – 6Group 4 · DAI – 6 Group 5 · AX_ – 4Group 5 · AX_ – 4 Group 6 · AX_ – 4Group 6 · AX_ – 4 Group 7 · HS_ – 1Group 7 · HS_ – 1 Group 8 · EHI – 14Group 8 · EHI – 14 Group 9 · DAI – 15Group 9 · DAI – 15 Group 10 · HS_ – 2Group 10 · HS_ – 2
RDS data file (.gzd) 
[Gözlem]
Tarih=30.05.2023
Saat=07:35
Gözlemci=Korhan YELKENCİ
KontrolEden=Olcay PLEVNE
Durumaçısı=-16.15
Enlemaçısı=-0.93
Boylamaçısı=195.64
Boylamfark=2
GKalite=3
GDurum=B.A
Kuzeyaçısı=-0.3
Sırano=19721
AyRasatNo=20
RasatÖnceki=27.05.2023
RasatSonraki=31.05.2023

[Leke Grupları]
Grupsayısı=10:7:3
LekeSayısı=54:23:31
RölatifSayı=154:93:61
01=HS_ 02 +20.521 +68.785 264.425 +0.000 0000 0 +21.243 +70.757 +19.799 +66.812 +20.521 +70.258 +20.521 +67.312
02=HS_ 01 +22.800 +55.765 251.405 +0.000 0000 0 +23.277 +57.230 +20.883 +54.507 +22.800 +56.626 +22.800 +54.903
03=CAI 05 +27.957 +42.216 237.856 31.242 0000 0 +29.721 +45.278 +26.192 +39.154 +29.741 +45.130 +25.903 +39.485
04=DAI 06 +24.215 +35.953 231.593 16.430 0000 0 +25.568 +39.654 +22.862 +32.253 +25.196 +39.649 +22.558 +32.278
05=AX_ 04 +16.400 +27.572 223.212 +0.000 0000 0 +17.450 +28.368 +14.962 +26.776 +16.400 +27.868 +16.400 +27.276
06=AX_ 04 +08.592 +09.846 205.486 +0.000 0000 0 +08.794 +10.538 +08.390 +09.155 +08.592 +10.370 +08.592 +09.655
07=HS_ 01 +09.621 -67.450 128.190 +0.000 0000 0 +10.307 -66.426 +08.935 -68.473 +09.621 -66.926 +09.621 -67.973
08=EHI 14 -16.898 +37.340 232.674 18.367 0000 0 -14.610 +43.585 -19.185 +30.482 -14.810 +43.385 -18.985 +30.682
09=DAI 15 -18.828 +04.619 200.259 13.170 0000 0 -17.686 +08.910 -19.970 +00.328 -17.886 +08.710 -19.770 +00.528
10=HS_ 02 -15.481 -77.201 118.439 +0.000 0000 0 -14.196 -74.566 -16.766 -79.836 -15.481 -75.660 -15.481 -79.336
20230530.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.