January-April 2006 (as of March 1, 2006)

*Numbers in parentheses are the number of hours for which the sun is greater than 12 degrees below the horizon.Date* Day Moon Observer f/5 Queue Obs Instrument f/5 Asst 2ndry Operator Program1 (12.0) S 2.1 Rhoads(1/4)/Gaudi --- Megacam --- f/5 Alegria UAO-S5/SAO-3 2 " M 3.1 "/" --- " --- " " "/" 3 " T 4.0 Rhoads(1/4)/Gaudi/Vilas(1/4) --- " --- " McAfee UAO-S5/SAO-3/Director 4 (11.9) W 5.0 "/"/" --- " --- " " "/"/" 5 " Th 5.9 Gaudi/Vilas --- " --- " " SAO-3/Director 6 " F 6.9 Gaudi --- " --- " Milone SAO-3 7 " S 7.8 " --- " --- " " " 8 " S 8.8 " --- " --- " " " 9 " M 9.7 " --- " --- " " " 10 " T 10.7 M&E --- --- --- " " M&E 11 " W 11.6 Allen --- SWIRC --- " " SAO-17 12 (11.8) Th 12.5 Wolk --- " --- " " SAO-18 13 " F 13.5 Barmby --- " --- " " SAO-5 14 " S -13.6 " --- " --- " " " 15 " S -12.6 " --- " --- " " " 16 " M -11.7 M&E --- --- --- " " M&E 17 " T -10.7 Gaudi/Ashby --- Megacam --- " Alegria SAO-3/SAO-10 18 (11.7) W -9.8 "/" --- " --- " " "/" 19 " Th -8.8 "/" --- " Berlind " " "/" 20 " F -7.9 "/" --- " --- " " "/" 21 " S -6.9 Sand --- " --- " " UAO-S39 22 " S -6.0 Trilling/Sand --- " --- " " UAO-S27/UAO-S39 23 (11.6) M -5.0 Trilling --- " --- " " UAO-S27 24 " T -4.1 Cooke --- " --- " McAfee PA-05B-0076 25 " W -3.1 " --- " --- " " " 26 " Th -2.2 O'Sullivan --- " Calkins " " SAO-12 27 " F -1.2 Bolton --- " " " Milone SAO-19 28 (11.5) S -0.3 de Jong --- " --- " " PA-06A-0326 29 " S 0.7 " --- " --- " " " 30 " M 1.6 " --- " --- " " " 31 " T 2.6 Tremonti --- Blue Channel --- f/9 " UAO-S3

*Numbers in parentheses are the number of hours for which the sun is greater than 12 degrees below the horizon.Date* Day Moon Observer f/5 Queue Obs Instrument f/5 Asst 2ndry Operator Program1 (11.5) W 3.5 Garnett --- Blue Channel --- f/9 Milone UAO-S24 2 (11.4) Th 4.5 " --- " --- " " " 3 " F 5.4 Skillman --- " --- " McAfee UAO-G37 4 " S 6.4 " --- " --- " " UAO-G36 5 " S 7.3 Rosenberg --- " --- " " SAO-23 6 (11.3) M 8.3 Kirshner --- " --- " " SAO-22 7 " T 9.2 Kenworthy --- AO --- f/15 Alegria UAO-E56 8 " W 10.2 Liu --- MIRAC/BLINC --- " " UAO-S16 9 " Th 11.1 " --- " --- " " " 10 " F 12.0 " --- " --- " " " 11 (11.2) S 13.0 Biller --- ARIES --- " " UAO-S14 12 " S 13.9 Biller/Potter (1/4) --- " --- " " UAO-S14/UAO-S13 13 " M -13.1 Silverstone/Meyer --- " --- " " UAO-S4/UAO-S18 14 " T -12.2 "/" --- " --- " McAfee "/" 15 (11.1) W -11.2 Finn --- Pisces --- f/9 " UAO-S64 16 " Th -10.3 " --- " --- " " " 17 " F -9.3 " --- " --- " Milone " 18 (11.0) S -8.4 Hennawi --- Red Channel --- " " PA-06A-0547 19 " S -7.4 " --- " --- " " " 20 " M -6.5 " --- " --- " " " 21 (10.9) T -5.5 Liebert --- Blue Channel --- " " UAO-S11 22 " W -4.6 Brown --- " --- " " SAO-6 23 " Th -3.6 " --- " --- " " " 24 " F -2.7 " --- " --- " McAfee " 25 (10.8) S -1.7 " --- " --- " " " 26 " S -0.8 Papovich --- " --- " " UAO-S1 27 " M 0.2 " --- " --- " " " 28 (10.7) T 1.1 Tremonti --- " --- " Alegria UAO-S3

*Numbers in parentheses are the number of hours for which the sun is greater than 12 degrees below the horizon.Date* Day Moon Observer f/5 Queue Obs Instrument f/5 Asst 2ndry Operator Program1 (10.7) W 2.1 Tremonti --- Blue Channel --- f/9 Alegria UAO-S3 2 " Th 3.0 G. Williams --- " --- " " Director 3 " F 4.0 Vilas --- Red Channel --- " " " 4 (10.6) S 4.9 Tegler, Romanishin --- " --- " " UAO-S25 5 " S 5.9 Liebert --- " --- " " UAO-S2 6 " M 6.8 Fan --- " --- " " UAO-L31 7 " T 7.8 " --- " --- " McAfee " 8 " W 8.7 Director --- " --- " " Director 9 " Th 9.6 Szentgyorgyi Szentgyorgyi Hectochelle Berlind f/5 " SAO-2 10 (10.4) F 10.6 Szentgyorgyi/Furesz " " " " Milone SAO-2/SAO-8 11 " S 11.5 Allen/Korzennik " " " " " SAO-7/SAO-21 12 " S 12.5 "/" " " " " " "/" 13 (10.3) M 13.4 Carney Szentgyorgyi,Meszaros " Calkins " " PA-06A-0063 14 " T -13.6 " Meszaros " " " " " 15 " W -12.7 Dupree " " " " " SAO-13 16 (10.2) Th -11.7 Dupree/Latham " " " " " SAO-13/SAO-14 17 " F -10.8 Latham " " Berlind " McAfee SAO-14 18 " S -9.8 Allen/Korzennik " " " " " SAO-7/SAO-21 19 (10.1) S -8.9 Peterson/Geller Peterson/Winston Hectospec " " " UAO-G87/SAO-4 20 " M -7.9 Loll, Hester Caldwell " " " " UAO-S26 21 " T -7.0 Allen " " Calkins " Alegria SAO-9 22 (10.0) W -6.0 " Momcheva " " " " " 23 " Th -5.1 Fabricant " " " " " SAO-1 24 " F -4.1 " " " " " " " 25 (9.9) S -3.2 Geller " " Berlind " " SAO-4 26 " S -2.2 " Kurtz " " " " " 27 " M -1.3 Geller/Winston " " " " " SAO-4/SAO-15 28 (9.8) T -0.3 Murray " " " " McAfee SAO-16 29 " W 0.6 " " " Calkins " " " 30 " Th 1.6 Papovich/Nantais " " " " " UAO-S19/SAO-20 31 (9.7) F 2.5 Papovich " " " " Milone UAO-S19

*Numbers in parentheses are the number of hours for which the sun is greater than 12 degrees below the horizon.Date* Day Moon Observer f/5 Queue Obs Instrument f/5 Asst 2ndry Operator Program1 (9.7) S 3.5 Eisenstein Loll Hectospec Calkins f/5 Milone UAO-S22 2 " S 4.4 " Eisenstein " Berlind " " " 3 (9.6) M 5.4 Momcheva " " " " " UAO-S67 4 " T 6.3 Mathieu Meibom Hectochelle " " " PA-06A-0162 5 (9.5) W 7.2 " " " " " " " 6 " Th 8.2 " " " " " " " 7 " F 9.1 Kenworthy --- AO --- f/15 McAfee UAO-E56 8 (9.4) S 10.1 Apai --- CLIO --- " " UAO-S30 9 " S 11.0 Apai/Heinze --- " --- " " UAO-S30/UAO-S17 10 " M 12.0 Heinze --- " --- " " UAO-S17 11 (9.3) T 12.9 " --- " --- " Alegria " 12 " W 13.9 Heinze/Hinz --- " --- " " UAO-S17/UAO-S9 13 " Th -13.2 Lloyd-Hart --- LGS --- " " UAO-E34 14 (9.2) F -12.2 " --- " --- " " " 15 " S -11.3 " --- " --- " " " 16 " S -10.3 " --- " --- " " " 17 (9.1) M -9.4 " --- " --- " " " 18 " T -8.4 M&E/Szentgyorgyi Latham Hectochelle Calkins f/5 McAfee M&E/SAO-11 19 " W -7.5 Szentgyorgyi Latham/Fernandez " " " " SAO-11 20 (9.0) Th -6.5 Mathieu " / " " " " " PA-06A-0162 21 " F -5.6 " Fernandez " " " Milone " 22 " S -4.6 Olszweski Fernandez/Mateo " Berlind " " UAO-S69 23 (8.9) S -3.7 " " / " " " " " " 24 " M -2.7 " Mateo " " " " " 25 " T -1.8 Momcheva Allen Hectospec " " " UAO-S67 26 (8.8) W -0.8 Murray " " Calkins " " SAO-16 27 " Th 0.1 " Kochanek " " " " " 28 " F 1.1 Geller " " " " McAfee SAO-4 29 (8.7) S 2.0 " " " " " " " 30 " S 3.0 " " " Berlind " " "