Well done!
Good dispersion, good focus, good result
The BASS reference solar spectrum will help you identify the numerous lines.
The practise with IRIS and Vspec will help as you move up the learning curve...a bit steeper than with the Star Analyser!
Onwards and Upwards.
(BTW the latest neon blocks have a 3mm chamfer at the back edge to give better clearance on the shaft....superglue works
)