Ultra|short|period massive black hole binary candidates in LSST as ...

Tick-Tock: The Imminent Merger of a Supermassive Black Hole Binary

Supermassive black hole binaries (SMBHs) are a fascinating byproduct of galaxy mergers in the hierarchical universe. In the last stage of ...

Quasars are 'cosmic signposts' pointing to rare supermassive black ...

"Targeted searches will be up to seven times more likely to find gravitational waves from a supermassive black hole binary in a quasar than ...

Zoltán's Haiman's Research Page - Columbia Astronomy

Ultra-short-period massive black hole binary candidates in LSST as LISA "verification binaries": C. Xin & Z. Haiman: Monthly Notices of the Royal Astronomical ...

Constraints on Neutrino Natal Kicks from Black-Hole Binary VFTS 243

At 68% confidence level, the natal kick velocity (mass decrement) is ( ), with a full probability distribution that peaks when were ejected, ...

neutron star–black hole binaries | Christopher Berry

GW200115 and GW200105 are the first gravitational-wave candidates announced from the second half of LIGO and Virgo's third observing run (O3b).

A population of short-period variable quasars from PTF ... - NASA ADS

Supermassive black hole binaries (SMBHBs) at sub-parsec separations should be common in galactic nuclei, as a result of frequent galaxy mergers.

"Bayesian Methods for Multi-Messenger Analysis of Supermassive ...

Supermassive black hole binaries (SMBHBs) can lurk, often unseen, in the ... period of the SMBHB. In our study, we developed the first multi-messenger ...

Vera Rubin Will Find Binary Supermassive Black Holes. Here's How.

It will conduct an unprecedented, decade-long survey of the optical sky called the Legacy Survey of Space and Time (LSST). New research shows ...

The quest for dual and binary supermassive black holes: A multi ...

As discussed in the previous section, the multi-wavelength searches for SMBH systems with kpc separations, corresponding to early stages of galactic mergers, ...

A close supermassive black hole binary in Centaurus A?

However, in the case of a single giant black hole, it comes out as a challenge to explain a precession period of a few years at most – like ...

Supermassive Black-hole Demographics & Environments ... - Science

A population of short-period variable quasars from PTF as supermassive black hole binary candidates. MNRAS, 463:2145–2171, December 2016. 6. Page 8. [13] S ...

Black Holes in Binary Systems - HyperPhysics Concepts

The strongest evidence for black holes comes from binary systems in which a visible star can be shown to be orbiting a massive but unseen companion.

The Unique Blazar OJ 287 and Its Massive Binary Black Hole ... - MDPI

The bright blazar OJ 287 is the best-known candidate for hosting a nanohertz gravitational wave (GW) emitting supermassive binary black hole ...

X-ray flares from the stellar tidal disruption by a candidate ... - Nature

Optical transient surveys have led to the discovery of dozens of stellar tidal disruption events (TDEs) by massive black hole in the centers ...

Coalescence of Black-Hole Binaries - GWIC

Signals coming from binary systems of compact objects, such as neutron stars and black holes, are expected to stand among the most promising candidates for the ...

24.6 Evidence for Black Holes – Astronomy - UCF Pressbooks

Some Black Hole Candidates in Binary Star Systems. Name/Catalog Designation, Companion. Star Spectral. Type. Orbital. Period. (days). Black Hole. Mass Estimates.

The Unanticipated Phenomenology of the Blazar PKS 2131–021

The Unanticipated Phenomenology of the Blazar PKS 2131–021: A Unique Supermassive Black Hole Binary Candidate ... An error occurred while ...

Supermassive black hole - Wikipedia

A supermassive black hole (SMBH or sometimes SBH) is the largest type of black hole, with its mass being on the order of hundreds of thousands, ...

Electromagnetic counterparts to massive black-hole mergers

population of short-period variable quasars from PTF as supermassive black hole binary candidates. ... Ultra-short-period massive black hole binary candidates in ...

Black Hole Types - NASA Science

Gas glows brightly in this computer simulation of supermassive black holes only 40 orbits from merging. Models like this may eventually help scientists pinpoint ...