Accès ouvert
2026
article
OpenAlex
Daniella van der Boom, Doron Kushnir
ABSTRACT We present a reanalysis of the water maser system in NGC 4258 to reassess its geometric distance, commonly reported as $\mathord {\approx }7.6\, \, \text{Mpc}$ with per cent-level accuracy, a key anchor in extragalactic distance ladder calibrations and recent determinations of …
il
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Accès ouvert
2026
preprint
OpenAlex
Daniella van der Boom, Doron Kushnir
We present a reanalysis of the water maser system in NGC 4258 to reassess its geometric distance, commonly reported as approximately 7.6 Mpc with percent-level accuracy, a key anchor in extragalactic distance ladder calibrations and recent determinations of the Hubble constant. We …
Accès ouvert
2026
preprint
OpenAlex
Daniella van der Boom, Doron Kushnir
We present a reanalysis of the water maser system in NGC 4258 to reassess its geometric distance, commonly reported as approximately 7.6 Mpc with percent-level accuracy, a key anchor in extragalactic distance ladder calibrations and recent determinations of the Hubble constant. We …