Alert Notice 583: Photometry requested for Red Dots campaign June 16, 2017: John Strachan (Queen Mary University of London) and ... Read more about Alert Notice 583: Photometry requested for Red Dots campaign ...

Alert Notice 789: Photometry and spectroscopy requested for 9 TESS targets August 22, 2022 ... Alert Notice 673: SS Cyg photometry and spectroscopy requested to complement TESS monitoring July 25, 2019 ... Stella Kafka (AAVSO) has requested multicolor photometry and spectra of the dwarf nova SS Cyg to complement monitoring by the ... Alert Notice 822: HM Lup photometry and spectroscopy requested May 1, 2023 ...

Alert Notice 632: Fast photometry of symbiotic candidates requested April 25, 2018: Dr. Jeno Sokoloski (Columbia University) ... Read more about Alert Notice 632: Fast photometry of symbiotic candidates requested ...

Citizen Sky Workshop to Produce a DSLR Photometry Manual The Citizen Sky Project - Workshop III ... Read more about Citizen Sky Workshop to Produce a DSLR Photometry Manual ...

Alert Notice 723: Photometry and Spectroscopy requested for UXOR ASASSN-V J181654.06-202117.6 Note: The astronomers request ... Alert Notice 696: R Aqr photometry (especially B) and spectroscopy needed PLEASE GO TO AAVSO ALERT NOTICE 738 FOR THE CURRENT R ... AAVSO Alert Notice 746: High-resolution spectroscopy and photometry requested for rho Cas study June 18, 2021 ... Alert Notice 703: TCP J21040470+4631129 images, photometry, and spectroscopy urgently requested - REVISED Note: This Alert ...

Calibrated, transformed VRI photometry is requested to precisely monitor changes in the optical brightness and colors of these ... Calibration and transformation of the photometry is crucial - if all of the data are not on the same system and particularly if ... Please use the photometry table provided for each of these objects.. Please submit observations to the AAVSO International ... has requested the assistance of AAVSO observers in monitoring eight young stars in Chamaeleon in support of photometry he and ...

Alert Notice 429: Photometry requested for three Vestoid Near-Earth Objects January 8, 2011: Dr. Michael David Hicks (Jet ... Read more about Alert Notice 429: Photometry requested for three Vestoid Near-Earth Objects ... Propulsion Laboratory) contacted the AAVSO requesting precision photometry of three solar system objects in support of NASAs ...

Alert Notice 650 - REVISED: Photometry and spectroscopy of more symbiotic candidates requested This replaces the text of AAVSO ... Read more about Alert Notice 650 - REVISED: Photometry and spectroscopy of more symbiotic candidates requested ...

Alert Notice 650 - REVISED: Photometry and spectroscopy of more symbiotic candidates requested This replaces the text of AAVSO ... Read more about Alert Notice 650 - REVISED: Photometry and spectroscopy of more symbiotic candidates requested ...

Special Notice #206: Request for photometry of the dwarf nova SS Cygni April 21, 2010: Further to AAVSO Special Notice #204 ( ... Read more about Special Notice #206: Request for photometry of the dwarf nova SS Cygni ...

Unfiltered observations reduced to a V or Rc zero point (CV or CR) will also be valuable, as will DSLR photometry. ... I would be excited if your fellow astronomers could support the campaign with time-resolved optical photometry." ... Alert Notice 824: AR UMa photometry requested in support of XMM-Newton observations ... Beginning now and continuing through May 13, time-series BVRI photometry is requested. ...

Discussion of CCD, PEP and DSLR photometry.. 803 5696. By arx 6 hours 24 minutes ago ...

Alert Notice 703: TCP J21040470+4631129 images, photometry, and spectroscopy urgently requested - REVISED Note: This Alert ... Read more about Alert Notice 703: TCP J21040470+4631129 images, photometry, and spectroscopy urgently requested - REVISED ...

185 Alewife Brook Parkway, Suite 410, Cambridge, MA 02138, USA. ...

I am new to photometry but dwarf novae are one of my favorite systems and am interested in this campaign. So will we be ... " -, "Upload Photometry". And you choose:. Individual Observations. Observation Files. Unreduced PEP observations (PEPObs) ...

Photometry/visual observations: https://www.aavso.org/webobs. - Spectroscopy: https://www.aavso.org/apps/avspec/ ...

Photometry/visual observations: https://www.aavso.org/webobs. - Spectroscopy: https://www.aavso.org/apps/avspec/ ...

New photometry setup. That sounds like a good combination. You should be able to have a lot of fun doing CCD photometry with ... Instruction are in the CCD Photometry Guide.. I would recommend against getting a CMOS camera now for photometry, especially ... The KAF 0402XME chip is very good for photometry.. If you used your ST7 with a 0.5X focal reducer on a scope with a 2000mm FL ( ... You can do good photometry with an ABG camera, but NABG would be preferable. If you buy one of these used on line they often ...

Photometry/visual observations: https://www.aavso.org/webobs. - Spectroscopy: https://www.aavso.org/apps/avspec/ ...

4. Bright Star Photometry. 5. SWIFT Status & GRB Afterglow Activity Report. 6. Zen of IRAF ...

Guide to CCD/CMOS Photometry. A handbook designed for the beginning CCD and CMOS camera observers. ...

Amateur Science - Getting Started in Photometry. by Tom Krajci. Cataclysmic Variables for Visual Observers. by Mike Simonsen. ... Fotometria de Estrelas Variáveis na Cidade (Photometry of Variable Stars in the City). by João Alveirinho Correia (2015) ... from Variable Star Observing Techniques to Dark Sky Preservation to CCD Photometry Techniques. Intended audiences range from ...

I was able to get a few hours of photometry from 2459879.69 - 2459879.80 (Wed night to Thur morning). A visual observation of ... The second visit needs a go/no-go decision Friday morning, so additional photometry tonight and Thursday night are needed to ... Hubble will visit FO Aqr twice this week and the Space Telescope Science Institute is requiring photometry to show that it is ...

I was able to get a few hours of photometry from 2459879.69 - 2459879.80 (Wed night to Thur morning). A visual observation of ... The second visit needs a go/no-go decision Friday morning, so additional photometry tonight and Thursday night are needed to ... Hubble will visit FO Aqr twice this week and the Space Telescope Science Institute is requiring photometry to show that it is ...

Robert Fidrich has discovered a rise of HBHa 1704-05 (V~12.0 on July 31.945 UT, V~11.7 on Aug 3.989, and V~10.7 mag on Aug 8.938).. http://www.cbat.eps.harvard.edu/unconf/followups/J19544251+1722281.html. Paolo Berardi obtained a spectrum which clearly identify the object as a new discovered symbiotic star.. http://www.astronomerstelegram.org/?read=11937. First spectra on ARAS forum: http://spectro-aras.com/forum/viewtopic.php?f=39&t=2094. Spectra can be downloaded from ARAS database: http://www.astrosurf.com/aras/Aras_DataBase/Symbiotics/TCPJ19544251+172…. Photometry should be very welcome. François Teyssier. ...

DSLR photometry of B PER. I am also using a Canon DSLR to observe B PER. My modified Canon 600D with its 300mm zoom lens (F 5.6 ... DSLR photometry of B PER. I too use ASTAP with APT to control my scope and cameras. With my large field of view (270 x 180 ... DSLR photometry of B PER. That is exactly what I am doing to support this project. I found that my Canon dslr was better suited ... b Per Photometry with Modified DSLRs. My best option for collecting data on this eclipse is with the TG channel from an Ha- ...

DSLR photometry of B PER. I am also using a Canon DSLR to observe B PER. My modified Canon 600D with its 300mm zoom lens (F 5.6 ... DSLR photometry of B PER. I too use ASTAP with APT to control my scope and cameras. With my large field of view (270 x 180 ... DSLR photometry of B PER. That is exactly what I am doing to support this project. I found that my Canon dslr was better suited ... b Per Photometry with Modified DSLRs. My best option for collecting data on this eclipse is with the TG channel from an Ha- ...

I flat-field using DeepSkyStacker and I use Aperture Photometry Tool (APT) for photometry and excel to reduce the photometry ... For "Plot a finder chart or a table of field photometry?", I selected "Photometry". ... The photometry was updated as of 2022 Nov 26. This indicates that B,V,I are well-observed, but U and R are weak. For Arnes ... Aperture Photometry Tool has a zap function and I discarded the pixels as needed for stars in the sky ring. In future Ill ...

Time-resolved photometry is still encouraged.. Clear skies,. Patrick. ------------. Patrick Schmeer wrote on 26 November:. VY ...

Time-resolved photometry is urgently required. ...