Generated: 04/04/2026 01:47.51
Cerro Tololo Inter-American Observatory
Community Science and Data Center
Gemini Observatory
Kitt Peak National Observatory
Vera C. Rubin Observatory
Proposal Statistics by Instrument
NOIRLab 2026A
 

The following tables list NOIRLab 2026A proposal request statistics for telescopes and instruments in the U.S. ground-based observing system coordinated by NSF NOIRLab. Only proposals submitted to the NOIRLab 2026A TAC are included here.

 
Australian Astronomical Observatory
Telescope/Instrument Proposals Runs Total Nights Dark Nights Percentage Dark Avg. Nights per Run
KMTNet-SSO 1 1 2.00 0.00 0.00 2.00
CCD Mosaic 1 3 6.00 0.00 0.00 2.00
 
 
Cerro Tololo
Telescope/Instrument Proposals Runs Total Nights Dark Nights Percentage Dark Avg. Nights per Run
Blanco CT-4m 20 28 60.05 23.80 0.40 3.00
DECam 13 21 37.10 23.80 0.64 1.77
NEWFIRM 7 7 22.95 0.00 0.00 3.28
 
CT-1.5m 2 2 11.00 0.00 0.00 5.50
CHIRON 2 2 11.00 0.00 0.00 5.50
 
KMTNet--CTIO 1 1 2.00 0.00 0.00 2.00
CCD Mosaic 1 3 6.00 0.00 0.00 2.00
 
SOAR 28 30 56.11 8.40 0.15 2.00
Goodman 23 24 47.51 7.90 0.17 1.98
SAM 1 1 1.20 0.00 0.00 1.20
SAMHR 1 1 1.00 0.00 0.00 1.00
SIFS 1 1 0.50 0.50 0.50 0.50
Spartan 1 1 1.40 0.00 0.00 1.40
TripleSpec4.1 2 2 4.50 0.00 0.00 2.25
 
 
Gemini
Telescope/Instrument Proposals Runs Total Nights Dark Nights Percentage Dark Avg. Nights per Run
GEM-N 163 178 187.62 37.52 0.20 1.05
ALOPEKE 11 11 12.32 0.00 0.00 1.12
GMOSN 86 86 72.96 33.99 0.47 0.93
GNIRS 29 29 22.99 0.00 0.00 0.93
IGRINS2 23 23 34.93 0.00 0.00 1.52
MAROON-X 29 29 44.42 3.53 0.08 1.53
 
GEM-S 121 136 118.85 33.89 0.29 0.83
FLAMINGOS2 27 27 15.98 2.05 0.13 0.70
GHOST 29 29 37.00 9.73 0.26 1.27
GMOSS 69 69 53.32 21.58 0.40 0.86
ZORRO 11 11 12.55 0.53 0.04 1.14
 
 
Kitt Peak
Telescope/Instrument Proposals Runs Total Nights Dark Nights Percentage Dark Avg. Nights per Run
WIYN 27 34 58.26 0.00 0.00 2.16
NEID 26 33 53.26 0.00 0.00 1.61
WHIRC 1 1 5.00 0.00 0.00 5.00
 
 
Las Campanas Observatory
Telescope/Instrument Proposals Runs Total Nights Dark Nights Percentage Dark Avg. Nights per Run
Baade (Magellan I) 10 11 10.50 6.00 0.57 1.05
FIRE 2 2 1.50 0.00 0.00 0.75
FourStar 2 2 2.50 0.00 0.00 1.25
IMACS 5 5 4.50 4.00 0.89 0.90
MagE 2 2 2.00 2.00 1.00 1.00
 
Clay (Magellan II) 6 9 6.78 1.60 0.24 1.13
MegaCam 1 1 1.00 1.00 1.00 1.00
MIKE 4 7 5.10 0.60 0.12 0.73
PFS 2 2 2.58 1.90 0.74 1.29
 
 
MT. Wilson, CA
Telescope/Instrument Proposals Runs Total Nights Dark Nights Percentage Dark Avg. Nights per Run
CHARA 18 28 74.10 5.00 0.07 4.12
Classic 1 1 2.50 0.00 0.00 2.50
MIRC/MYS 13 21 57.00 5.00 0.09 2.71
SPICA - shared risk 6 6 14.60 0.00 0.00 2.43
 
 
National Astronomical Observatory of Japan
Telescope/Instrument Proposals Runs Total Nights Dark Nights Percentage Dark Avg. Nights per Run
Subaru 9 9 15.20 7.40 0.49 1.47
HDS 1 1 1.80 0.00 0.00 1.80
HSC 2 2 2.50 2.50 1.00 1.25
PFS 2 2 2.58 1.90 0.74 1.29
PFS 1 1 3.00 3.00 1.00 3.00
SCEXAO 1 1 1.00 0.00 0.00 1.00
SCEXAO+CHARIS 3 3 5.00 0.00 0.00 1.50
 
 
Nordic Optical Telescope (NOT) Scientific Association (NOTSA)
Telescope/Instrument Proposals Runs Total Nights Dark Nights Percentage Dark Avg. Nights per Run
NOT 16 20 19.90 3.70 0.19 1.24
ALFOSC 16 20 19.90 3.70 0.19 1.00
 
 
South African Astronomical Observatory
Telescope/Instrument Proposals Runs Total Nights Dark Nights Percentage Dark Avg. Nights per Run
KMTNet--SAAO 1 1 2.00 0.00 0.00 2.00
CCD Mosaic 1 3 6.00 0.00 0.00 2.00
 
SAAO-SALT 2 2 1.70 0.00 0.00 0.85
RSS-longslit 2 2 1.70 0.00 0.00 0.85