Update budget estimates and scope

Author: dhomeier

finance/proposal-calls/cycle3/Homeier-Maintainer.md

@@ -5,11 +5,11 @@ Derek Homeier
 
 ### Project Description
 Continue role as astropy core and io.ascii maintainer and responder
-to support and contributor's issues
+to user support and contributor's issues
 
 ### Project / Work
 
-#### Continue and expand roles of astropy core general manager and affiliated package editor.
+#### Continue and expand roles of astropy core general maintainer and affiliated package editor.
 Building on the [Cycle II Project](https://github.com/astropy/astropy-project/blob/main/finance/proposal-calls/2021-proposal/Homeier-Core%2C_Spectroscopy.md).
 
 - Participate in telecons and developer meeting organisation as appropriate.
@@ -33,11 +33,17 @@ Building on the [Cycle II Project](https://github.com/astropy/astropy-project/bl
 ### Budget
 currency: US $
 
-- Contractor fees: 8 hours weekly for a total of 400 hours @ $120 / hour
+- Contractor fees: 8 hours weekly for a total of 352 hours (accounting for holidays) @ $120 / hour
 
-- TOTAL: $48,000
+- TOTAL: $42,240
 
-Tentative; expanded from the 2021 request to support increased activity in my new roles;
-with the approved amount some work like `specutils` contributions had to be scaled down.
-Some of the spectroscopy-related tasks here may overlap with other proposals, core targets
-of this proposal could probably be realised with a $24,000 budget.
+Expanded from the 2021 request to support increased activity in my new roles; with the
+previously approved amount some work like `specutils` contributions had to be scaled down.
+
+- Minimum viable amount: estimated at $21,120 for 4 hr / week
+
+As some of the spectroscopy-related tasks here may overlap with other proposals,
+and moderation of the Discourse, Slack and Facebook user support groups would be
+largely taken over by the community engagement coordinator position, when filled,
+that level should allow continuation of maintainer and editorial work in all 3
+formal team positions as well as some contribution to NDData development.