Since the observation was pretty clear from a Bortle 8/9 city sky, and under a cloudy sky, it must've been a substantial fireball. Wish the skies were clear that evening.
Location
Address
Singapore (SG)
Latitude
1° 19' 59.85'' N (1.333291°)
Longitude
103° 44' 20.27'' E (103.738963°)
Elevation
8.746883m
Time and Duration
Local Date & Time
2020-09-28 21:30 SST?
UT Date & Time
2020-09-28 13:30 UT
Duration
≈1.5s
Direction
Moving direction
From up left to down right
Descent Angle
102°
Moving
Facing azimuth
260°
First azimuth
240°
First elevation
60°
Last azimuth
270°
Last elevation
50°
Brightness and color
Stellar Magnitude
-8
Color
Light Yellow
Concurrent Sound
Observation
No
Remarks
-
Delayed Sound
Observation
Unknown
Remarks
-
Persistent train
Observation
Yes
Duration
2s
Length
10°
Remarks
A brief smoke trail that lasted around 2 seconds before fading away. The sky was a bit cloudy, so not very ideal.
Terminal flash
Observation
Yes
Remarks
There was a fairly big flash for just a second or so before the smoke appeared and faded away.