Solar Eclipse of 2017 Aug. 21
Sun in Partial Eclipse at this Location
Delta T: 69.4s
ALTON, ILLINOIS
Location: W 90°09'36.0", N38°54'00.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
UT1 Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 16:50:00.1 58.4 143.8 290.6 318.6
Maximum Eclipse 21 18:18:07.1 62.8 187.8
Eclipse Ends 21 19:43:57.0 55.0 226.3 115.2 80.3
Duration: 2h 53m 56.9s
Magnitude: 0.992
Obscuration: 99.4%
ARLINGTON HEIGHTS, ILLINOIS
Location: W 87°58'48.0", N42°05'24.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:53:35.4am 57.0 151.6 284.5 305.7
Maximum Eclipse 21 1:18:53.8pm 59.3 191.5
Eclipse Ends 21 2:41:45.3pm 51.8 225.4 120.6 88.0
Duration: 2h 48m 09.9s
Magnitude: 0.887
Obscuration: 86.4%
AURORA, ILLINOIS
Location: W 88°19'12.0", N41°46'48.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:52:57.7am 57.1 150.6 285.1 307.2
Maximum Eclipse 21 1:18:35.6pm 59.7 190.9
Eclipse Ends 21 2:41:49.6pm 52.2 225.3 120.0 87.3
Duration: 2h 48m 52.0s
Magnitude: 0.898
Obscuration: 87.9%
BLOOMINGTON, ILLINOIS
Location: W 88°59'24.0", N40°28'48.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:51:52.7am 57.8 148.0 287.5 311.9
Maximum Eclipse 21 1:18:42.8pm 61.1 190.0
Eclipse Ends 21 2:43:07.8pm 53.3 226.0 118.0 84.1
Duration: 2h 51m 15.1s
Magnitude: 0.938
Obscuration: 93.0%
CHARLESTON, ILLINOIS
Location: W 88°10'12.0", N39°29'24.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:53:49.7am 59.2 149.4 288.8 312.6
Maximum Eclipse 21 1:21:25.5pm 61.8 193.4
Eclipse Ends 21 2:46:06.5pm 53.1 229.1 117.3 80.8
Duration: 2h 52m 16.8s
Magnitude: 0.955
Obscuration: 95.1%
CHICAGO, ILLINOIS
Location: W 87°40'48.0", N41°51'00.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:54:13.1am 57.3 152.2 284.7 305.6
Maximum Eclipse 21 1:19:42.8pm 59.5 192.6
Eclipse Ends 21 2:42:37.1pm 51.7 226.3 120.5 87.2
Duration: 2h 48m 24.0s
Magnitude: 0.890
Obscuration: 86.8%
DANVILLE, ILLINOIS
Location: W 87°37'12.0", N40°08'24.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:54:44.0am 58.9 151.3 287.5 309.6
Maximum Eclipse 21 1:21:44.7pm 61.0 194.4
Eclipse Ends 21 2:45:47.4pm 52.4 229.0 118.4 82.4
Duration: 2h 51m 03.4s
Magnitude: 0.933
Obscuration: 92.3%
DECATUR, ILLINOIS
Location: W 88°57'00.0", N39°51'00.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:52:07.7am 58.4 147.6 288.5 313.5
Maximum Eclipse 21 1:19:29.0pm 61.6 190.7
Eclipse Ends 21 2:44:16.9pm 53.6 227.1 117.2 82.2
Duration: 2h 52m 09.2s
Magnitude: 0.954
Obscuration: 95.0%
DIXON, ILLINOIS
Location: W 89°28'48.0", N41°51'00.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:50:40.7am 56.3 147.8 285.4 309.5
Maximum Eclipse 21 1:16:20.3pm 59.8 187.5
Eclipse Ends 21 2:40:00.0pm 53.0 223.0 119.4 88.2
Duration: 2h 49m 19.3s
Magnitude: 0.908
Obscuration: 89.1%
GALESBURG, ILLINOIS
Location: W 90°22'12.0", N40°57'00.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:49:03.6am 56.5 145.0 287.2 313.6
Maximum Eclipse 21 1:15:32.7pm 60.8 185.5
Eclipse Ends 21 2:40:11.5pm 54.1 222.6 117.7 86.3
Duration: 2h 51m 07.9s
Magnitude: 0.940
Obscuration: 93.2%
KANKAKEE, ILLINOIS
Location: W 87°51'36.0", N41°07'12.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:53:59.6am 57.9 151.3 286.0 307.8
Maximum Eclipse 21 1:20:10.6pm 60.2 192.7
Eclipse Ends 21 2:43:40.9pm 52.2 227.1 119.5 85.3
Duration: 2h 49m 41.2s
Magnitude: 0.910
Obscuration: 89.4%
METROPOLIS, ILLINOIS
Location: W 88°43'48.0", N37°09'00.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:53:44.8am 60.9 146.2 292.9 320.0
Totality Begins 21 1:21:53.1pm 64.1 193.5 140.9 130.1
Maximum Eclipse 21 1:23:04.6pm 64.1 194.2
Totality Ends 21 1:24:17.9pm 64.0 194.9 266.6 254.7
Eclipse Ends 21 2:49:11.6pm 54.5 231.8 113.9 74.2
Duration: 2h 55m 26.8s
Duration of Totality: 2m 24.8s
Magnitude: 1.008
Obscuration: 100.0%
MOLINE, ILLINOIS
Location: W 90°30'00.0", N41°29'24.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:48:44.2am 56.0 145.1 286.4 312.5
Maximum Eclipse 21 1:14:45.4pm 60.3 184.8
Eclipse Ends 21 2:39:04.5pm 53.9 221.5 118.3 87.9
Duration: 2h 50m 20.2s
Magnitude: 0.927
Obscuration: 91.6%
MOUNT CARMEL, ILLINOIS
Location: W 87°45'36.0", N38°24'36.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:55:07.0am 60.4 149.7 290.4 314.3
Maximum Eclipse 21 1:23:31.1pm 62.7 195.8
Eclipse Ends 21 2:48:37.1pm 53.2 231.5 116.2 77.4
Duration: 2h 53m 30.1s
Magnitude: 0.979
Obscuration: 98.0%
MOUNT VERNON, ILLINOIS
Location: W 88°54'36.0", N38°18'36.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:52:47.1am 59.8 146.6 291.0 317.4
Maximum Eclipse 21 1:21:19.2pm 63.1 192.3
Eclipse Ends 21 2:46:58.0pm 54.2 229.6 115.3 77.8
Duration: 2h 54m 11.0s
Magnitude: 0.994
Obscuration: 99.6%
OTTAWA, ILLINOIS
Location: W 88°50'24.0", N41°20'24.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:52:00.1am 57.2 149.0 286.0 309.4
Maximum Eclipse 21 1:18:04.7pm 60.2 189.7
Eclipse Ends 21 2:41:50.9pm 52.8 225.0 119.1 86.4
Duration: 2h 49m 50.8s
Magnitude: 0.915
Obscuration: 90.0%
PEORIA, ILLINOIS
Location: W 89°36'36.0", N40°42'36.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:50:35.8am 57.2 146.6 287.3 312.7
Maximum Eclipse 21 1:17:15.9pm 60.9 188.0
Eclipse Ends 21 2:41:46.9pm 53.7 224.5 117.9 85.1
Duration: 2h 51m 11.1s
Magnitude: 0.939
Obscuration: 93.0%
QUINCY, ILLINOIS
Location: W 91°23'24.0", N39°55'48.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:47:15.7am 56.7 141.7 289.3 318.4
Maximum Eclipse 21 1:14:33.8pm 61.9 183.1
Eclipse Ends 21 2:40:14.6pm 55.4 222.1 115.7 84.1
Duration: 2h 52m 58.9s
Magnitude: 0.977
Obscuration: 97.8%
ROCKFORD, ILLINOIS
Location: W 89°04'12.0", N42°16'12.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:51:26.3am 56.2 149.1 284.6 307.5
Maximum Eclipse 21 1:16:40.8pm 59.4 188.4
Eclipse Ends 21 2:39:51.8pm 52.5 223.1 120.2 89.1
Duration: 2h 48m 25.5s
Magnitude: 0.893
Obscuration: 87.2%
SPRINGFIELD, ILLINOIS
Location: W 89°39'00.0", N39°48'00.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:50:44.3am 58.0 145.8 288.9 315.1
Maximum Eclipse 21 1:18:09.5pm 61.8 188.6
Eclipse Ends 21 2:43:16.3pm 54.1 225.8 116.7 82.5
Duration: 2h 52m 32.0s
Magnitude: 0.963
Obscuration: 96.0%
WATERLOO, ILLINOIS
Location: W 90°09'00.0", N38°20'24.0", 0m
(Longitude referred to Greenwich meridian)
Sun's Position Vertex
C.D.T. Altitude Azimuth Angle Angle
d h m s ° ° ° °
Eclipse Begins 21 11:50:14.3am 58.9 143.4 291.5 320.1
Totality Begins 21 1:17:40.5pm 63.3 187.7 78.0 72.0
Maximum Eclipse 21 1:18:45.5pm 63.3 188.3
Totality Ends 21 1:19:52.4pm 63.3 188.9 328.7 321.8
Eclipse Ends 21 2:44:53.0pm 55.2 227.2 114.5 78.6
Duration: 2h 54m 38.7s
Duration of Totality: 2m 11.9s
Magnitude: 1.007
Obscuration: 100.0%