We were sat at an outside restaurant in Thung Khru which is on the outskied the angle between the two lights also appeared to change a little. There are no very tall buildings in the direction we saw the lights. The only possible explanation is that they could have been satellites.rts of Bangkok (around 20.40 PM) and I noticed two bright lights off to my left in the night sky. They were fairly close to each other with the brighter of the two lights being on the left hand side and lower in elevation than the other one which wasn't quite so bright or whitish. They were far too high up to be lights on a building or tower and definitely weren't any kind of passing aircraft. The lights were at an elevation of about 30-40 degrees from the horizontal.The lights then slowly descended in a vertical manner over about 30-40 minues before they disappeared completely from our view. As they descend