Rapidly oscillating Ap stars (roAp stars) are a subtype of the Ap star class that exhibit short-timescale rapid photometric or radial velocity variations...

Przybylski's Star (pronounced /pʃɪˈbɪlskiːz/ or /ʃɪˈbɪlskiːz/), or HD 101065, is a rapidly oscillating Ap star at roughly 356 light-years (109 parsecs)...

Its brightest star is Alpha Circini, with an apparent magnitude of 3.19. Slightly variable, it is the brightest rapidly oscillating Ap star in the night...

Earth's magnetic field (0.22–0.67 G). The star was first classified as a rapidly oscillating Ap star (roAp) in 1993 by Kurtz et al. when it was found...

HD 166473 is a rapidly oscillating Ap star (roAp star) and an α2 CVn variable located about 455 light-years (140 parsecs) away in the southern constellation...

minutes. This indicated that 10 Aql was a member of the new rapidly oscillating Ap star class. van Leeuwen, F. (November 2007), "Validation of the new...

according to Gaia EDR3 parallax measurements. The star is classified as a rapidly oscillating Ap star (roAp star). It shows super-solar abundances of chromium...

best-studied rapidly oscillating Ap (roAp) stars. Inspired by the 1978 discovery of the rapid (12 minute period) brightness variability of Przybylski's Star (an...

Object Acquisition Protocol RTCWeb Offer/Answer Protocol Rapidly oscillating Ap star (roAp star). This disambiguation page lists articles associated with...

orbit each other every 10.5 years. The brighter component is a rapidly oscillating Ap star, pulsating with a period of 16.2 minutes. Of spectral type A5V...

as abundance spots. A subset of this class of stars, called rapidly oscillating Ap (roAp) stars, exhibit short-timescale, millimagnitude photometric variations...

star Be star OB star Subdwarf B star Late-type star Peculiar star Am star Ap and Bp stars Rapidly oscillating Ap star Barium star Carbon star CH star...

variable of a rapidly oscillating Ap type. It has a single yet strongly distorted dipole pulsation mode with a frequency of 1427 μHz. The primary star is chemically...

surface intensity of around 3.3 kG. It is a candidate rapidly oscillating Ap (roAp) star. This star is 435 million years old with 2.16 times the mass of...

star is determined by its radius and surface temperature. Many stars do not radiate uniformly across their entire surface. The rapidly rotating star Vega...

conclusion. The brighter component, Beta Coronae Borealis A, is a rapidly oscillating Ap star, with a period of 16.2 minutes. Of spectral type A5V with a surface...

GZ 137949 75848 15h 29m 34.78s −17° 26′ 27.4″ 6.69 1.94 291 Ap rapidly oscillating Ap star, Vmax = 6.66m, Vmin = 6.71m, P = 4.85 d HD 141569 141569 77542...

also show Gamma Doradus oscillations and are therefore hybrids. Rapidly oscillating Ap stars have similar parameters to Delta Scuti variables, mostly being...

brightness. As the star rotates we observe brightness variations of a few tenths of magnitudes. These stars rotate extremely rapidly (~100 km/s at the...

gadolinium and strontium in the spectrum. It is a rapidly oscillating Ap star. It bears the variable star designation GZ Librae. List of stars in Libra Vallenari...

; Baudin, F. (2011). "Open issues in probing interiors of solar-like oscillating main sequence stars 1. From the Sun to nearly suns". Journal of Physics:...

Archived from the original on 2012-02-27. Retrieved 2010-07-16. "AAVSO Website". American Association of Variable Star Observers. Retrieved 9 March 2014....

Retrieved 2010-07-16. "AAVSO Website". American Association of Variable Star Observers. Retrieved 9 March 2014. "Naming Stars". Retrieved 13 December...

decreasing brightness. This constellation's Bayer designations (Greek-letter star names) were given while it was still considered part of the constellation...

This star belongs to a class of variables known as rapidly oscillating Ap stars. It oscillates with multiple, non-radial pulsation cycles and a dominant...

Archived from the original on 2012-02-27. Retrieved 2010-07-16. "AAVSO Website". American Association of Variable Star Observers. Retrieved 9 March 2014....

of Variable Star Observers. Retrieved 9 March 2014. E.B Knobel - On a catalogue of stars in the Calendarium of Al Achsasi Al Mouakket Star Name - R.H.Allen...

Archived from the original on 2012-02-27. Retrieved 2010-07-16. "AAVSO Website". American Association of Variable Star Observers. Retrieved 9 March 2014....

oscillations in what is now known as rapidly-oscillating Ap (roAp) stars, but has made many contributions to the study of oscillating stars and was President of...

Archived from the original on 2012-02-27. Retrieved 2010-07-19. "AAVSO Website". American Association of Variable Star Observers. Retrieved 9 March 2014....