what is the difference in the nearest current distance and farthest current distance?
491.4
Star Start\nyear End\nyear Maximum\nyear Maximum\nmagnitude Distance at\nmaximum (LY) Current\ndistance Current\nmagnitude
Epsilon Canis Majoris ... -4,460,000 -4,700,000 -3.99 34 430 1.50
Beta Canis Majoris -4,460,000 -3,700,000 -4,420,000 -3.65 37 500 1.99
Canopus (first time) -3,700,000 -1,370,000 -3,110,000 -1.86 177 310 -0.72
Zeta Sagittarii -1,370,000 -1,080,000 -1,200,000 -2.74 8 89.1 2.60
Zeta Leporis -1,080,000 -950,000 -1,050,000 -2.05 5.3 70 3.55
Canopus (second time) -950,000 -420,000 -950,000 -1.09 252 310 -0.72
Aldebaran -420,000 -210,000 -320,000 -1.54 21.5 65 0.85
Capella -210,000 -160,000 -240,000 -0.82 27.9 42.2 0.08
Canopus (third time) -160,000 -90,000 -160,000 -0.70 302 310 -0.72
Sirius (current) -90,000 +210,000 +60,000 -1.64 7.8 8.6 -1.46
Vega +210,000 +480,000 +290,000 -0.81 17.2 25.04 0.03
Canopus (fourth time) +480,000 +990,000 +480,000 -0.40 346 310 -0.72
Beta Aurigae +990,000 +1,150,000 +1,190,000 -0.40 28.5 82.1 1.9
Delta Scuti +1,150,000 +1,330,000 +1,250,000 -1.84 9.2 187 4.72
Gamma Draconis +1,330,000 +2,030,000 +1,550,000 -1.39 27.7 154 2.36
Upsilon Librae +2,030,000 +2,670,000 +2,290,000 -0.46 30 195 3.6
NR Canis Majoris +2,670,000 +3,050,000 +2,870,000 -0.88 14 280 5.6
Omicron Herculis +3,050,000 +3,870,000 +3,470,000 -0.63 44 346 3.83
Beta Cygni +3,870,000 ... +4,610,000 -0.52 80 390 3.18
csv/203-csv/56.tsv