Spectral N N D D Feature start end start end Ca K 3923.7 3943.7 3943.7 3953.7 H $ delta$ 4086.7 4116.7 4136.7 4176.7 Ca I 4227 4216.7 4236.7 4236.7 4256.7 G band 4285.0 4315.0 4260.0 4285.0 H $ gamma$ 4332.5 4347.5 4355.0 4370.0 Fe I 4383 4378.6 4388.6 4355.0 4370.0 Fe I 4405 4399.8 4409.8 4414.8 4424.8 BlueColor 6100.0 6300.0 4500.0 4700.0 H $ beta$ 4847.0 4877.0 4817.0 4847.0 Mg I 5172 5152.7 5192.7 5100.0 5150.0 Na D 5880.0 5905.0 5910.0 5935.0 Ca I 6162 6150.0 6175.0 6120.0 6145.0 H $ alpha$ 6548.0 6578.0 6583.0 6613.0 CaH 3 6960.0 6990.0 7042.0 7046.0 TiO 5 7126.0 7135.0 7042.0 7046.0 VO 7434 7430.0 7470.0 7550.0 7570.0 VO 7912 7900.0 7980.0 8100.0 8150.0 Na I 8189 8177.0 8201.0 8151.0 8175.0 TiO B 8400.0 8415.0 8455.0 8470.0 TiO 8440 8440.0 8470.0 8400.0 8420.0 Ca II 8498 8483.0 8513.0 8513.0 8543.0 CrH-a 8580.0 8600.0 8621.0 8641.0 Ca II 8662 8650.0 8675.0 8625.0 8650.0 Fe I 8689 8684.0 8694.0 8664.0 8674.0 Color-1 8900.0 9100.0 7350.0 7550.0