sunset the other day

is it too dark?

ImageDescription - 
Make - SONY
Model - ILCE-6000
Orientation - Top left
XResolution - 350
YResolution - 350
ResolutionUnit - Inch
Software - ILCE-6000 v1.21
DateTime - 2016:11:18 16:10:51
WhitePoint - 0.31
PrimaryChromaticities - 0.64
YCbCrCoefficients - 0.30
YCbCrPositioning - Co-Sited
ExifOffset - 488
ExposureTime - 1/640 seconds
FNumber - 10.00
ExposureProgram - Manual control
ISOSpeedRatings - 160
ExifVersion - 0230
DateTimeOriginal - 2016:11:18 16:10:51
DateTimeDigitized - 2016:11:18 16:10:51
ComponentsConfiguration - YCbCr
CompressedBitsPerPixel - 1 (bits/pixel)
BrightnessValue - 7.98
ExposureBiasValue - 0.00
MaxApertureValue - F 1.40
MeteringMode - Center weighted average
LightSource - Auto
Flash - Flash not fired, compulsory flash mode
FocalLength - 30.00 mm
UserComment - 
FlashPixVersion - 0100
ColorSpace - Uncalibrated (-1)
ExifImageWidth - 6000
ExifImageHeight - 4000
InteroperabilityOffset - 38298
FileSource - DSC - Digital still camera
SceneType - A directly photographed image
CustomRendered - Normal process
ExposureMode - Manual
White Balance - Auto
DigitalZoomRatio - 1.00 x
FocalLengthIn35mmFilm - 45 mm
SceneCaptureType - Standard
Contrast - Hard
Saturation - High
Sharpness - Hard

Maker Note (Vendor): - 

Thumbnail: - 
Compression - 6 (JPG)
ImageDescription - 
Make - SONY
Model - ILCE-6000
Orientation - Top left
XResolution - 72
YResolution - 72
ResolutionUnit - Inch
Software - ILCE-6000 v1.21
DateTime - 2016:11:18 16:10:51
JpegIFOffset - 38590
JpegIFByteCount - 4243
YCbCrPositioning - Co-Sited