Helioseismology

Terms: Helioseismology (129,000), helioseismologist (113), helioseismic (42,900), heliospheric (412,000), helioseismic spectrum (10), helioseismogram (4), helioseismograph (37), helioseimography (3), helioseismology data (348),

Terms: gravitational helioseismology (31), solar g-mode (84), solar p-mode (569), normal modes of stars (478), solar gravity modes (178), g-modes (1,550), solar f-modes (47), f-modes (268),

Terms: solar oscillation spectrum (92), low degree solar oscillation (79), solar oscillation modes (186), solar acoustic spectrum (204), solar eigenmodes (31),

Terms: solar oscillations (40,900), stellar oscillations (2,240), solar seismic waves (70), solar seismic (200), solar seismicity (1), solar seismology (457), oscillations in the sun (325), normal modes of the sun (31), solar sounds (814), the sound of the sun (1,650), solar acoustic (586),

Birmingham Solar Oscillations Network

Solar Rotation - 25.38 days (sidereal), 27.2753 days (synoptic)

\omega=A+B\,\sin^2(\varphi)

where ? is the angular velocity in degrees per day, f is the latitude and A and B are constants.

A=14.18 deg/day (+/- 0.35)
B=-2.00 deg/day (+/- 0.48)

Boolean: helioseismology AND "g-mode" (234), helioseismology AND "g-modes" (274), helioseismology AND spectra (11,100), helioseismology AND spectrum (35,800),

Terms: stellar structure (117,000), stellar structure functions (2), radial stellar oscillations (58),

Gravitational Wave and Solar G-Mode Detection

Terms: oblateness of the sun (140), solar oblateness (432), oblate sun (89), quadrupole moment of the sun (70), solar quadrupole moment (219), the figure of the sun (435),

Boolean: helioseismology AND gravitational (4,600), "quadrupole moment" AND "the sun" (893), "quadrupole moment" AND solar (1,560), "equatorial radius" AND (solar OR "the sun" OR "the sun's") (58,600), "polar radius" AND (solar OR "the sun" OR "the sun's") (2,600),

Terms: variation in solar radius (7), the solar radius (2,660), solar radius (37,200),

Terms: solar gravity (2,340), gravitational field of the sun (998), solar gravitational potential (90), the sun's gravitational field (1,520),

Terms: Global Oscillation Network Group (2,070), solar observatory (336,000),

National Solar Observatory

Solar Rotation Rate

Terms: solar corrugation (94), sun's internal rotation rate (8), solar asphericity (40), internal solar rotation (150), solar rotation (88,700), solar rotation rate (516), variations in the rotation rate of the sun (2), variations in solar rotation (26), rotation rate of the sun (279), tachocline (3,530), the solar dynamo (6,510), solar magnetic dynamo (131),

Terms: non-radial oscillations (552), time distance helioseismology (1,450),

Terms: solar models (48,200), stellar models (49,400), stellar interiors (55,000), solar structure (3,900), the sun's interior (44,200), the shape of the sun (1,680), shape of the sun (2,520), solar model (77,900), standard solar model (12,200), standard solar models (914), reference solar model (264),

Boolean: splitting AND rotation (835,000), helioseismology AND splitting (904), helioseismology AND "gravitational potential" (248), "spherical harmonics" AND "solar gravity" (36), "spherical harmonic" AND "solar gravity" (71), "spherical harmonics" AND "sun's gravity" (17), "normal modes" AND solar (17,200), "normal modes" AND "the sun" (2,260),

Terms: asteroseismology (72,900),