Kolkata night lights from space

Night Light of Kolkata (West Bengal) from space (India) Src. Average luminocity for 10x10km area is 99.9564% and for 50x50km: 81.8065%.

2016 2012 2003 1995

Analysis of Kolkata night lights 2016

Square area 10x10 km:

100 96.02%
90-99 3.98%
80-89 0%
70-79 0%
60-69 0%
50-59 0%
40-49 0%
30-39 0%
20-29 0%
10-19 0%
0-9 0%

Square area 50x50 km:

100 23.44%
90-99 28.95%
80-89 14.83%
70-79 8.06%
60-69 7.84%
50-59 6.31%
40-49 4.64%
30-39 3.04%
20-29 2.48%
10-19 0.42%
0-9 0%

Clear (daylight) street map image can be seen on geolist.org.

Map coordinates:

23° 12' 37.4" North, 87° 39' 35.7" East

22° 33' 45.5" North, 88° 21' 46.9" East

21° 54' 42.5" North, 89° 3' 58.2" East

Distances WxH: 144.4×144.4 km

Fantastic image of Kolkata from space taken by astronauts [src2], but I don't have information about it's orientation, scale or angle. If necessary, it was rotated manually, so North points approximately to upper direction. Click to zoom in:

Some cities around Kolkata sort by population:
Hāora 4.8 km =3 mi, 289°
Bāli 9.8 km =6.1 mi, 346°
Baranagar 8.9 km =5.5 mi,
Dam Dam 10 km =6.2 mi, 37°
Bankra 9.9 km =6.2 mi, 297°
Chakapara 7.9 km =4.9 mi, 349°
Garui 8.7 km =5.4 mi, 25°
Bara Bazar 1.4 km =0.9 mi, 288°

This Night Map is licensed under CC BY-SA. You may reuse any part from this page, if you give a proper credit by linking to this URL:
1275004 (p: 4,631,392)

Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016
Src.2: NASA.gov