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Chandra Director's Office Updates and Proposals Review

This report provides updates on Cycle 10 proposals and highlights key decisions and developments discussed in the Chandra Users' Committee meeting. It includes allocation results, oversubscriptions, joint proposals, archive/theory results, and more.

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Chandra Director's Office Updates and Proposals Review

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  1. Chandra Director’s Office Proposal Cycle 10 • 639submitted proposals • *5.6 oversubscribed (based on time) • 64 LP, 8 VLP • More LPs cf Cycle 9 (48) • 57 Archive, 41 Theory ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  2. Total Time Request Change from Cycle 9 • Time request: -3% • LP request: +18% • VLP request: -40% • Grating request: +36% ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  3. Oversubscription by Category • LP/VLP competed for full 6 Msec • LP/VLP Over-subscription: 6.5 • BUT: no VLPs approved ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  4. Allocation by Instrument and Science Category ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  5. Gratings Proposals Success rate back to normal ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  6. Archive/Theory Results • Archive: • Budget: $1100K • Allocated $1340K • Over-subscription: 2.7 • Theory: • Budget: $600K • Allocated: $730K • Over-subscription: 4.0 • Reason: panels grading and priorities • Increased total GO funds to cover: $410K ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  7. Joint Chandra Proposals • Joint Proposals approved by other TACs • XMM TAC: 2 approved: 220 ksecs • HST TAC: 2 approved: 110 ksecs • Joint Proposals approved by Chandra TAC • HST: 14 proposals; 72 orbits • XMM: 2 proposals; 154 ksec • RXTE: 2 proposals; 420 ksec • NOAO: 7 proposals; 20 nights • NRAO: 8 proposals; 93 hrs • Spitzer: non available • Cycle 11 • No RXTE • Suzaku: under negotiation • Spitzer warm – restored up to 100 hrs ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  8. Other Peer Review Results • Constrained Observations: • Same as last year (Easy: 45; Average 35; Diff. 20) • Joint allocated: 5D, 2A • Allocated: Diff: 8/15; A+E: 96/70 (1D=2(A+E)) • Keep the same for Cycle 11 • Developing Constraint classification tool in RPS • TOOs: • over-subscribed SLOW (12-30 days) for the first time • Cost Review: • External: for proposals asking for > fair share (~15) • Internal: remainder ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  9. Cycle 11 Updates • WebVis: major update: • New Look! • Cursor readout • Zoom capability • Pitch angle observing restrictions • Constraint and Slew Tax Estimator: • In RPS • Constraint class and count for each target • Slew tax for each target • Total for proposal ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  10. Einstein Fellows • NASA HQ mandated: Fellows Programs by SMD Theme • Provide stability unrelated to missions and uniformity • Retain prestige by stopping proliferation • Will build/change #s as missions within themes begin and end ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  11. Einstein Fellows • CXC directed to issue call for new Einstein Fellows program in place of original Chandra Fellowships in mid July • Einstein Fellowship program was separated from CXC, detailed negotiations over budget and contract were completed at short notice • All material (announcements, advertisements and web pages) were updated to reflect the change • Nancy Evans will provide more details later in the day ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

  12. Response to April 2008 CUC Report 1) Chandra Source Catalog: has been released, demo today (Ian Evans) 2) Gratings Threads, update: Dave H. 3) CIAO Workshop: scheduled for Oct 2008 4) Mission Planning, update: Pat S. 5+6) Chandra/Einstein Fellows: Nancy Evans 7) Cross-calibration: memo released, update Larry D. 8) Joint Suzaku/Chandra time: being negotiated 9) CXC Website: new design open for CUC comments ChandraUsers’ Committee, 15-16 Oct 2008 Chandra Director’s Office

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