Chandra Director’s Office
# Proposals per Cycle
900
800
90
700
80
600
All proposals
70
Number
Proposal Cycle 9
 661 submitted proposals
 *5.5 oversubscribed
(based on time)
48 LP, 10 VLP
Fewer LPs cf Cycle 8 (72)
 52 Archive, 42 Theory
GO
500
LP
60
50
VLP
400
LP
ArchiveVLP
40
300
30
200
20
100
TheoryArchive
Theory
10
0
1
0
1
Chandra Users’ Committee, 25-26 Apr 2007
2
2
3
3
4
5
4 Cycle
5
6
7
6
8
7
9
8
9
Chandra Director’s Office
Gratings Proposals
Grating Time Request
30000
Time
25000
20000
TOTAL
15000
HETG
10000
LETG
5000
0
1
2
3
4
5
6
7
8
9
Cycle
Chandra Users’ Committee, 25-26 Apr 2007
Chandra Director’s Office
Total Time Request
 Change
from Cycle 8
 Time request down: 9%
 LP request down 35%
 VLP request up 35%
Oversubscription in Time
8
7
6
5
4
3
2
1
Time Requested per Cycle
0
Time Request (ksecs)
1
120000
2
3
4
5
6
7
8
Cycle
100000
80000
60000
40000
20000
0
1
2
3
4
5
6
7
8
9
Cycle
Chandra Users’ Committee, 25-26 Apr 2007
Chandra Director’s Office
9
Oversubscription by Category
 LP over-subscription closer to other categories
Oversubscription by Category
12
Oversubscription Ratio
10
8
Archive
Theory
LP
VLP
GO
6
4
2
0
1
2
3
4
5
6
7
8
9
Cycle
Chandra Users’ Committee, 25-26 Apr 2007
Chandra Director’s Office
Joint Chandra Proposals to other
Observatories
Joint Proposals
 XMM TAC: 3 approved, in ObsCat
 HST TAC: 3 (of 12) approved, PIs
contacted (1 Chandra joint withdrawn)
 Spitzer: 8 submitted, TAC: 16-19 April
Chandra Users’ Committee, 25-26 Apr 2007
Chandra Director’s Office
Constrained Time
 Constraints classified for first time
 Aim to allow for level of difficulty
 Separate quotas for each, based on previous
cycles
 Definitions given in CfP
 Questions
 Clarification of table needed
 Questions on complex proposals, some to MP
directly
CLASS
EASY
AVERAGE
DIFFICULT
QUOTA
45
35
20
Chandra Users’ Committee, 25-26 Apr 2007
Chandra Director’s Office
Peer Review
 18-22 June 2007, Hilton, Logan Airport
 12 topical panels, 1 Big Project Panel (BPP)
 Program as last year: Tues, Wed: topical panels,
Thurs, Frid: BPP (with initial organization session
Wed evening)
 Changes from last year:
 Constrained targets: keep track of constraints in
various categories
 NASA requires formal list of conflicts and their
resolution, our software keeps track but need to
make the list official
Chandra Users’ Committee, 25-26 Apr 2007
Chandra Director’s Office
Response to October 2006 CUC Report
 Optional Chips:
 web page linked from RPS help and from relevant
Proposal Threads.
 Description in Section 6.19.1 of the POG ACIS chapter
 Internal and External Cross-Calibration: Herman
discussed work since launch
 Chips rewrite: Jonathan summarized reasons and status
 Sherpa User Interface: Jonathan described status and User
Interface plans
 Chandra Source Catalog: Jonathan discussed status and schedule
 Education and Public Outreach: Kathy gave status report
 Extremely Large Projects (ELPs): Harvey reported on review of
white papers
Chandra Users’ Committee, 25-26 Apr 2007
Chandra Director’s Office