ein,name,tax_period,posting_year,city,state,ntee_code,total_revenue,contributions,program_revenue,total_expenses,program_expenses,fundraising_expenses,salaries_total,highest_paid,highest_paid_name,employees,volunteers,donation_share_pct,program_ratio_pct
860138043,ASSOCIATION OF UNIVERSITIES FOR RESEARCH,2023-09-30,2024,Tucson,AZ,U31,420912916,225915061,194151546,419441241,378154061,0,231424593,547450,CHARLES MOUNTAIN,1506,20,53.7,90.2
942951356,SETI INSTITUTE,2023-09-30,2024,Mountain View,CA,U31,209908662,209880169,0,25047459,18660553,229719,15831562,300690,BILL DIAMOND,146,16,100.0,74.5
262637707,GMTO CORPORATION,2023-06-30,2024,Pasadena,CA,U31,194662618,193810505,0,36380093,27105174,2217480,21722436,494519,ROBERT SHELTON,99,13,99.6,74.5
530196523,CARNEGIE INSTITUTION OF WASHINGTON,2023-06-30,2024,Washington,DC,U31,129092421,54463490,9750087,110650959,83866486,3567466,62053920,1066281,MICHAEL STAMBAUGH,539,19,42.2,75.8
300833462,TMT INTERNATIONAL OBSERVATORY LLC,2023-12-31,2024,Monrovia,CA,U31,30051390,20300538,0,16100316,11245069,0,5787956,803719,ROBERT KIRSHNER,56,20,67.6,69.8
953972799,CALIFORNIA ASSOCIATION FOR RESEARCH IN,2023-09-30,2024,Kamuela,HI,U31,29589145,4893022,23975982,44659977,39229872,777718,21682245,369794,MR HILTON LEWIS,167,27,16.5,87.8
860724677,LARGE BINOCULAR TELESCOPE CORPORATION,2023-12-31,2024,Tucson,AZ,U31,24120428,24078690,0,22571536,20421596,0,20000,20000,ADRIANO FONTANA,0,13,99.8,90.5
860098918,LOWELL OBSERVATORY,2023-12-31,2024,Flagstaff,AZ,U31,20163990,18265662,4915593,18645161,14703768,1685894,10838183,200833,HALL JEFFREY,195,65,90.6,78.9
210735173,AMERICAN ASTRONOMICAL SOCIETY,2023-12-31,2024,Washington,DC,U31,19197016,1959014,16820243,21907187,17290246,0,8868480,471878,KEVIN B MARVEL,46,250,10.2,78.9
911265806,Astrophysical Research Consortium,2023-12-31,2024,Seattle,WA,U31,8264413,3323812,4681191,10373317,10000552,0,2657153,94122,Alim Patten,60,20,40.2,96.4
454104640,CCAT OBSERVATORY INC,2023-06-30,2023,Ithaca,NY,U31,8199247,7967805,0,508014,420289,0,182823,0,MICHEL FICH,0,16,97.2,82.7
020225135,MOUNT WASHINGTON OBSERVATORY,2023-03-31,2023,North Conway,NH,U31,6202733,5852659,97907,1892450,1332862,378196,1174887,97300,DONNA DUNN,35,30,94.4,70.4
270184094,BLUE MARBLE SPACE,2023-09-30,2024,Seattle,WA,U31,4057630,11862,3706103,3759597,3348202,0,2023935,143976,JENNIFER GLEE BLANK,25,308,0.3,89.1
953374645,GRIFFITH OBSERVATORY FOUNDATION,2023-12-31,2024,Los Angeles,CA,U31,3665677,2982506,641175,2442842,1791259,305672,1054642,205625,ANN MARIE BEDTKE,11,64,81.4,73.3
860669456,WIYN CONSORTIUM INC,2023-09-30,2024,Tucson,AZ,U31,3637357,803333,2777788,4290921,3745495,0,0,135538,JAYADEV RAJAGOPAL,0,12,22.1,87.3
542078469,B612 Foundation,2023-12-31,2024,Mill Valley,CA,U31,3420079,3219645,0,2787298,2359797,115342,369582,250000,A Koumjian,9,7,94.1,84.7
860944542,SOAR CONSORTIUM INC,2023-09-30,2024,Tucson,AZ,U31,3219134,1002696,2125735,4261472,3825238,0,0,181874,DR JONATHAN ELIAS,0,10,31.1,89.8
562390650,LSST INC,2023-09-30,2025,Tucson,AZ,U31,2964702,2868567,0,2443356,1774520,61849,0,144289,PATRICIA ELIASON,0,16,96.8,72.6
046156432,Northeast Radio Observatory Corporation,2023-06-30,2024,Cambridge,MA,U31,2499688,2499688,0,2504029,2494188,0,0,0,,0,0,100.0,99.6
940294860,Astronomical Society of the Pacific,2023-09-30,2024,San Francisco,CA,U31,2370757,1419860,323999,2686514,2227224,111868,1402076,173742,Linda S Shore,21,5,59.9,82.9
770132297,MOUNT WILSON INSTITUTE,2023-12-31,2024,Pasadena,CA,U31,1278483,339654,470214,828510,737748,0,270723,0,MR SAMUEL D HALE,16,92,26.6,89.0
562108640,PISGAH ASTRONOMICAL RESEARCH,2023-12-31,2024,Rosman,NC,U31,1124860,721165,316025,1468490,1171742,7378,523279,0,J DONALD CLINE,21,10,64.1,79.8
526053513,AMERICAN ASTRONAUTICAL SOCIETY INC,2023-12-31,2024,Springfield,VA,U31,824551,109859,707124,968412,785115,0,284428,156482,JAMES A WAY,0,0,13.3,81.1
363254326,INTERNATIONAL OCCULTATION,2023-12-31,2024,Fountain Hls,AZ,U31,820321,802753,9217,22846,22846,0,0,0,STEVE PRESTON,0,500,97.9,100.0
370990161,MUFON Mutual UFO Network Inc,2023-12-31,2024,Cincinnati,OH,U31,796228,515362,156211,724674,155664,0,0,0,David MacDonald,1,,64.7,21.5
042164402,AMERICAN ASSOCIATION OF VARIABLE STAR,2023-09-30,2024,Cambridge,MA,U31,691694,185936,115288,1194983,665158,58573,694101,107246,KATHLEEN SPIRER,6,800,26.9,55.7
824265651,OPEN LUNAR FOUNDATION,2023-12-31,2024,Covina,CA,U31,603173,601623,0,611256,361956,68694,352996,116340,JACOB MALTHOUSE,2,,99.7,59.2
463183809,Wyoming Star Gazing,2023-12-31,2024,Jackson,WY,U31,503932,131330,372840,558157,490180,26232,179897,97240,Samuel Wasserman Singer,5,3,26.1,87.8
237128629,MONTEREY INSTITUTE FOR RESEARCH IN ASTRONOMY,2023-12-31,2024,Marina,CA,U31,430903,179594,400,366122,215136,0,269133,0,Gordon Jones,6,10,41.7,58.8
526054301,ASTRONOMICAL LEAGUE,2023-06-30,2024,Lawton,OK,U31,287556,246835,0,242242,127313,0,0,0,WILLIAM DILLON,0,,85.8,52.6
311585646,Mars Society Inc,2023-03-31,2024,Lakewood,CO,U31,250169,249155,0,550902,538594,0,0,0,Robert M Zubin,0,,99.6,97.8
800444010,SOUTHEASTERN PLANETARIUM ASSOCIATION,2023-12-31,2024,Glen Allen,VA,U31,240858,231789,0,222806,222806,0,0,0,Liz Klimek,0,6,96.2,100.0
611689911,ROCKLAND ASTRONOMY CLUB INC,2023-12-31,2024,Stony Point,NY,U31,234507,4875,229629,198658,173387,0,0,0,FRANK BIFULCO,0,10,2.1,87.3
770616930,ADIRONDACK PUBLIC OBSERVATORY INC,2023-12-31,2024,Tupper Lake,NY,U31,222923,215440,0,110495,8697,1832,54544,26953,NATALIE ZUREK,2,0,96.6,7.9
812015231,NATIVE SKYWATCHERS INCORPORATED,2023-12-31,2024,Maple Grove,MN,U31,212233,212199,0,213540,213540,0,0,101409,ANNETTE S LEE,0,,100.0,100.0
830931665,PROJECT NIGHT SKY,2023-12-31,2024,Huntsville,AL,U31,175000,175000,0,265250,265250,0,180960,0,TIM CATON,3,,100.0,100.0
200988966,TMT OBSERVATORY CORPORATION,2023-09-30,2024,Monrovia,CA,U31,94399,0,0,66791,0,0,19040,304825,R David Goodman,5,10,0.0,0.0
680649259,Astronomers without Borders,2023-12-31,2024,Calabasas,CA,U31,61756,10554,0,220547,111170,0,36667,6216,April Russel,0,7,17.1,50.4