[vsnet-obs 93223] bmm20210512-13

[Marc Biesmans]

Observer: Marc Biesmans, Essen, Belgium
           Initials: BMM
           Internet: marcbiesmans at yahoo.com

Instruments: Celestron C8 : 203 mm f/10 Schmidt-Cassegrain on 
Astro-Physics AP600E GTO mount (SC 203)
              + TS 70 mm f/6 triplet apo refractor (R 70)
              + 6 x 30 mm, 8 x 40 mm, 8 x 56 mm, 10 x 60 mm and 15 x 
70 mm binoculars (B30, B40, B56, B60 and 
B70)

All charts and sequences: BMM

Visual observations for May 12/13, 2021

All times: UT

Date(UT)       Star        Magn.         Comp.stars   Chart 
info  Power  Aperture  Seq. photometry

LPV

20210513.0     Boo RR      12.8   BMM    123-130      D210508      85 
x  SC 203    TASS-V + CCDV APASS
20210513.0     Boo RT      11.0   BMM    109-114      D110502      51 
x  SC 203    TASS-V + CCDV Henden
20210512.9     Boo Z        9.8   BMM    93-99        B120701      51 
x  SC 203    CCDV APASS
20210513.0     CrB S       12.2   BMM    120-123      D110501      51 
x  SC 203    TASS-V + CCDV Henden
20210513.0     CrB V       11.2   BMM    108-114      C110505      51 
x  SC 203    TASS-V + CCDV Henden
20210512.9     CVn U       10.0   BMM    98-103       B110503      18 
x  R   70    TASS-V + CCDV Henden
20210513.0     Ser S       13.5   BMM    134-140      D180502     226 
x  SC 203    ASAS-3(V) + CCDV APASS
20210513.0     Ser WW      12.2   BMM    121-124      D110402      85 
x  SC 203    ASAS-3(V) + CCDV Henden
20210513.0     Vir AP     <13.6   BMM    136          D180412     156 
x  SC 203    ASAS-3(V) + CCDV APASS
20210513.0     Vir RS      12.8   BMM    127-129      D180418     127 
x  SC 203    ASAS-3(V) + CCDV APASS

Regards,
Marc