Null Geodesics and Strong Field Gravitational Lensing of Black Hole with Global Monopole

Table 5

Estimation of time delays of the supermassive BHs located at the center of galaxies for ordinary global monopole () with .

Galaxy	Mass ()	Distance (Mpc)	(s)	(s)	(s)
Milky way		0.0085	23.7822	23.6985	17.1925
NGC0224		0.7	27.8269	19.6380	7.8285
NGC3115		8.4	72.8660	25.4010	10.4984
NGC4594		9.0	76.3755	28.9100	38.0923
NGC4486B		15.3	79.1123	65.7607	51.0394
NGC4261		27.4	113.2257	136.5364	75.9061
NGC7052		58.7	184.0013	319.6172	140.2306
NGC3377		9.9	81.6398	34.1749	39.9419