General relativistic effects on the orbit of the S2 star with GRAVITY

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Table 2

Effects considered in each model.

Effects	A	B	C	D	E	F	G

Roemer	✕	^√	^√	^√	^√	^√	^√
TD^a	✕	✕	^√	^√	^√	^√	^√
Grav.^b	✕	✕	^√	^√	^√	^√	^√
PA^c	✕	✕	✕	^√	^√	^√	^√
LTS^d	✕	✕	✕	✕	^√	^√	^√
GL^e	✕	✕	✕	✕	✕	^√	^√
LTP^f	✕	✕	✕	✕	✕	✕	^√
Shapiro	✕	✕	✕	✕	✕	✕	^√

Notes.

^(a)

Transverse Doppler shift.

^(b)

Gravitational redshift.

^(c)

Pericenter advance.

^(d)

Lense-Thirring on the star.

^(e)

Gravitational lensing.

^(f)

Lense-Thirring on the photon.

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