AAVSO: American Association of Variable Star Observers

Proposal #255

Proposer (37929) Peter Bealo (pbealo@comcast.net) obscode: BPEC
Assigned To(3663) Dirk Terrell
Date SubmittedFeb. 2, 2022

Name: Peter Bealo
Code: BPEC
Observation Use: Monitoring 2 SMBH expected to collide within ~ 1 year
see: https://arxiv.org/pdf/2201.11633.pdf
Use of Data: Submit to AAVSO Database after VPhot analysis
I request that images be sent to VPhot
Target Star: SDSSJ1430+2303 (galaxy), no star visible yet. Sequence requested 02/02/2022
Magnitude Range: 11 – 17 mag
Comp Stars: Need sequence generated
Observation Cadence: Daily if time is available
Filters Required: B, V, I
Number of Exposures per Run: 2X per filter
Exposure Times: 300sec per image, all bands
Start Date: ASAP
End Date: TBD

Target RA (H.HH) Dec (D.DD) Magnitude Telescope Observation Frequency Expiration Date Proprietary Term
SDSSJ1430+2303 14.504456 23.06228 17.0–11.0 TMO61 2 Aug. 8, 2022 No


(37929) Peter Bealo — Feb. 3, 2022, 6:37 p.m.

New Info: Star to observe is NSV 6690. Now variable 15 - 17 mag, but near/after collision who knows!
Peter 0203/2022

(37929) Peter Bealo — Feb. 6, 2022, 12:05 a.m.

Chart is X27623DA. I'll have qty 3 comp/check stars to choose amongst!

Peter 02/05/2022

(37929) Peter Bealo — Feb. 9, 2022, 11:05 a.m.

Will this be assigned soon?

(4726) Kenneth Menzies — Feb. 9, 2022, 2:27 p.m.

Committed to mpo61

(4726) Kenneth Menzies — Feb. 9, 2022, 2:30 p.m.

Considering that the merger in a year is a pure guess and the PI has not even approached the AAVSO, not sure this is a good use of time, but it is committed?

Comments on this proposal are closed.