| 1 (3) | National Aeronautics and Space Administration * | USA |  |
| 2 (5) | California Institute of Technology * | USA |  |
| 3 (7) | Stanford University * | USA | |
| 4 (8) | Kavli Foundation | USA |  |
| 5 (10) | Harvard University * | USA | |
| 6 (11) | Jet Propulsion Laboratory | USA | |
| 7 (12) | Google Inc, USA | USA |  |
| 8 (14) | Smithsonian Institution * | USA | |
| 9 (16) | Harvard-Smithsonian Center for Astrophysics | USA | |
| 10 (18) | NASA Goddard Space Flight Center | USA | |
| 11 (22) | University of Arizona * | USA | |
| 12 (24) | Massachusetts Institute of Technology * | USA | |
| 13 (33) | University of California, Berkeley * | USA | |
| 14 (34) | University of Colorado, Boulder * | USA | |
| 15 (38) | Johns Hopkins University * | USA | |
| 16 (41) | Princeton University | USA | |
| 17 (42) | Colby College | USA | |
| 18 (43) | University of Texas, Austin | USA | |
| 19 (45) | Space Telescope Science Institute | USA | |
| 20 (50) | University of Michigan, Ann Arbor * | USA | |
| 21 (59) | NASA Ames Research Center | USA | |
| 22 (68) | University of Maryland, College Park * | USA | |
| 23 (69) | Pennsylvania State University * | USA | |
| 24 (70) | University of Washington * | USA | |
| 25 (71) | MIT Kavli Institute for Astrophysics and Space Research | USA | |
| 26 (74) | Simons Foundation | USA | |
| 27 (75) | University of Toronto | CAN | |
| 28 (77) | University of California, Los Angeles * | USA | |
| 29 (80) | University of California, Santa Cruz | USA | |
| 30 (83) | University of Chicago * | USA | |
| 31 (85) | Ohio State University, Columbus * | USA | |
| 32 (88) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 33 (89) | Northwestern University, Evanston * | USA | |
| 34 (92) | Glenn Research Center | USA | |
| 35 (93) | Purdue University | USA | |
| 36 (99) | Columbia University * | USA | |
| 37 (100) | Cornell University * | USA | |
| 38 (106) | U.S. Air Force | USA | |
| 39 (109) | University of Montana, Missoula | USA | |
| 40 (110) | University of South Florida System * | USA | |
| 41 (111) | Carnegie Institution for Science * | USA | |
| 42 (115) | Arizona State University * | USA | |
| 43 (116) | Kavli Institute for Cosmological Physics | USA | |
| 44 (117) | Infrared Processing and Analysis Center | USA | |
| 45 (118) | University of Hawaii, Manoa * | USA | |
| 46 (130) | University of California, Irvine * | USA | |
| 47 (131) | National Research Council Canada * | CAN | |
| 48 (133) | University of California, Santa Barbara * | USA | |
| 49 (144) | NASA Johnson Space Center | USA | |
| 50 (146) | National Oceanic and Atmospheric Administration | USA | |
| 51 (151) | National Radio Astronomy Observatory Charlottesville | USA | |
| 52 (159) | Lawrence Berkeley National Laboratory * | USA | |
| 53 (160) | SLAC National Accelerator Laboratory | USA | |
| 54 (167) | Yale University * | USA | |
| 55 (169) | University of California, Davis * | USA | |
| 56 (182) | University of California, San Diego * | USA | |
| 57 (185) | Texas A&M University, College Station * | USA | |
| 58 (188) | European Space Agency, United States | USA | |
| 59 (189) | United States Geological Survey | USA | |
| 60 (191) | University of Illinois at Urbana-Champaign * | USA | |
| 61 (193) | Western Washington University | USA | |
| 62 (195) | Honeywell International, Inc. USA | USA | |
| 63 (197) | Los Alamos National Laboratory * | USA | |
| 64 (198) | McGill University * | CAN | |
| 65 (201) | University of Pittsburgh * | USA | |
| 66 (202) | National Center for Atmospheric Research | USA | |
| 67 (204) | NASA Marshall Space Flight Center | USA | |
| 68 (207) | University of Wisconsin, Madison * | USA | |
| 69 (208) | NASA Goddard Institute for Space Studies | USA | |
| 70 (214) | University of Victoria | CAN | |
| 71 (222) | University of Missouri, Columbia * | USA | |
| 72 (228) | Kavli Institute for Theoretical Physics | USA | |
| 73 (232) | KBR Inc, USA | USA | |
| 74 (234) | University of Florida * | USA | |
| 75 (235) | University of Virginia * | USA | |
| 76 (237) | North Carolina State University | USA | |
| 77 (247) | University of Wisconsin, Milwaukee | USA | |
| 78 (248) | Rutgers, The State University of New Jersey | USA | |
| 79 (250) | Institute for Advanced Study | USA | |
| 80 (256) | University of South Carolina * | USA | |
| 81 (257) | University of Minnesota, Twin Cities * | USA | |
| 82 (259) | Stephen F Austin State University | USA | |
| 83 (261) | University of California, Riverside | USA | |
| 84 (271) | Northern Arizona University | USA | |
| 85 (277) | Southwest Research Institute | USA | |
| 86 (283) | Duke University * | USA | |
| 87 (285) | University of Utah * | USA | |
| 88 (286) | University of Pennsylvania * | USA | |
| 89 (288) | American Museum of Natural History | USA | |
| 89 (288) | Utah State University * | USA | |
| 91 (294) | George Mason University | USA | |
| 92 (296) | University of North Carolina, Chapel Hill * | USA | |
| 93 (302) | Woods Hole Oceanographic Institution | USA | |
| 94 (309) | University of Nevada-Reno | USA | |
| 95 (311) | University of Massachusetts, Amherst | USA | |
| 96 (312) | NASA Langley Research Center | USA | |
| 97 (318) | University of Notre Dame | USA | |
| 98 (322) | Lockheed Martin Corp | USA | |
| 99 (323) | University of Iowa * | USA | |
| 100 (331) | City University of New York Graduate Center | USA | |
| 101 (332) | US National Science Foundation * | USA | |
| 102 (333) | Universite de Montreal | CAN | |
| 103 (337) | University of Southern California * | USA | |
| 104 (338) | Georgia Institute of Technology * | USA | |
| 105 (339) | Brown University | USA | |
| 106 (343) | University of Connecticut, Storrs * | USA | |
| 107 (347) | Vanderbilt University * | USA | |
| 108 (350) | Environment Canada | CAN | |
| 109 (371) | Virginia Polytechnic Institute and State University * | USA | |
| 110 (373) | Gemini Observatory Northern Operations Center | USA | |
| 111 (376) | New York University * | USA | |
| 112 (378) | Fermi National Accelerator Laboratory | USA | |
| 113 (379) | Brookhaven National Laboratory * | USA | |
| 114 (383) | Boston University * | USA | |
| 115 (387) | Loyola University of Chicago * | USA | |
| 116 (393) | University of Delaware | USA | |
| 117 (394) | University at Texas Rio Grande Valley | USA | |
| 118 (396) | Argonne National Laboratory * | USA | |
| 119 (397) | SETI Institute | USA | |
| 120 (408) | Perimeter Institute for Theoretical Physics | CAN | |
| 121 (413) | Space Science Institute | USA | |
| 122 (415) | Carnegie Mellon University * | USA | |
| 123 (421) | Universities Space Research Association | USA | |
| 123 (421) | National Institute of Standards and Technology * | USA | |
| 125 (427) | University of Waterloo * | CAN | |
| 126 (428) | Tufts University | USA | |
| 127 (439) | University Corporation for Atmospheric Research | USA | |
| 128 (446) | University of the Pacific | USA | |
| 129 (449) | University of Alabama, Huntsville | USA | |
| 130 (451) | University of Alberta | CAN | |
| 131 (452) | Boise State University * | USA | |
| 132 (454) | US Naval Research Laboratory | USA | |
| 133 (456) | Gemini Observatory | USA | |
| 134 (462) | University of Nevada-Las Vegas | USA | |
| 135 (479) | City University of New York * | USA | |
| 136 (484) | University of Wyoming | USA | |
| 137 (487) | University of Oregon | USA | |
| 138 (488) | West Virginia University * | USA | |
| 139 (492) | Pacific Northwest National Laboratory * | USA | |
| 140 (495) | American University | USA | |
| 141 (496) | University of Western Ontario | CAN | |
| 142 (509) | Colorado State University, Fort Collins * | USA | |
| 143 (511) | Laval University | CAN | |
| 144 (519) | Michigan State University | USA | |
| 145 (529) | University of Houston | USA | |
| 146 (530) | University of Oklahoma * | USA | |
| 147 (534) | Lawrence Livermore National Laboratory * | USA | |
| 148 (536) | University of Tampa | USA | |
| 149 (539) | Florida State University * | USA | |
| 150 (542) | University of Georgia | USA | |
| 151 (545) | The University of British Columbia * | CAN | |
| 152 (546) | Marquette University | USA | |
| 153 (551) | National Radio Astronomy Observatory, Socorro | USA | |
| 154 (556) | University of Maryland, Baltimore County | USA | |
| 155 (559) | South Dakota School of Mines and Technology | USA | |
| 156 (561) | Wesleyan University, Middletown | USA | |
| 157 (562) | State University of New York, Stony Brook * | USA | |
| 158 (566) | University of Central Florida | USA | |
| 159 (567) | Rochester Institute of Technology * | USA | |
| 160 (568) | Iowa State University | USA | |
| 161 (576) | The Catholic University of America | USA | |
| 162 (581) | Washington University in Saint Louis * | USA | |
| 163 (599) | University of New Mexico * | USA | |
| 164 (604) | University of Miami * | USA | |
| 164 (604) | Washington State University, Pullman * | USA | |
| 166 (607) | Clemson University | USA | |
| 167 (610) | University of Manitoba | CAN | |
| 168 (615) | George Washington University * | USA | |
| 169 (622) | Planetary Science Institute | USA | |
| 170 (623) | Natural Resources Canada | CAN | |
| 171 (625) | Joint Institute for Laboratory Astrophysics | USA | |
| 172 (626) | Syracuse University | USA | |
| 173 (633) | Bay Area Environmental Research Institute | USA | |
| 174 (635) | Howard University * | USA | |
| 175 (637) | Florida International University | USA | |
| 176 (641) | Montana State University, Bozeman | USA | |
| 177 (642) | Indiana University-Bloomington | USA | |
| 178 (644) | Brigham Young University | USA | |
| 179 (650) | University of Toledo * | USA | |
| 180 (653) | Dartmouth College * | USA | |
| 181 (654) | University of Kansas * | USA | |
| 182 (657) | Smith College | USA | |
| 183 (658) | University of Texas, San Antonio | USA | |
| 184 (661) | University of New Brunswick | CAN | |
| 185 (664) | University of Rochester * | USA | |
| 186 (667) | Baylor University | USA | |
| 187 (669) | Veterans Affairs Medical Centers * | USA |  |
| 187 (669) | Louisiana State University, Baton Rouge | USA | |
| 189 (675) | Boston College | USA | |
| 190 (681) | University of Calgary * | CAN | |
| 191 (682) | Amherst College | USA | |
| 192 (691) | Lehigh University | USA | |
| 193 (694) | University of New Hampshire | USA | |
| 194 (697) | Aerospace Corp | USA | |
| 195 (699) | Princeton Plasma Physics Laboratory | USA | |
| 196 (700) | Rice University | USA | |
| 197 (701) | York University | CAN | |
| 198 (703) | Oregon State University | USA | |
| 199 (704) | Canadian Institute for Advanced Research | CAN | |
| 200 (705) | Pomona College | USA | |
| 201 (707) | Villanova University | USA | |
| 202 (714) | University of Texas, Dallas | USA | |
| 203 (715) | Harvard Medical School | USA | |
| 204 (719) | Missouri University of Science & Technology | USA | |
| 205 (720) | Lowell Observatory | USA | |
| 206 (721) | California State University, Northridge | USA | |
| 207 (726) | University of Kentucky * | USA | |
| 208 (727) | Texas Tech University | USA | |
| 209 (735) | Texas State University, San Marcos | USA | |
| 210 (738) | Oak Ridge National Laboratory | USA | |
| 211 (742) | San Diego State University | USA | |
| 212 (751) | New Jersey Institute of Technology | USA | |
| 213 (756) | Queen's University | CAN | |
| 214 (757) | University of Cincinnati * | USA | |
| 215 (759) | Florida Institute of Technology | USA | |
| 216 (764) | McMaster University * | CAN | |
| 217 (765) | Franklin & Marshall College | USA | |
| 218 (771) | Mass General Brigham * | USA | |
| 219 (775) | Georgia State University | USA | |
| 220 (787) | Saint Mary's University | CAN | |
| 221 (800) | University of Arkansas, Fayetteville | USA | |
| 222 (802) | University of Saskatchewan | CAN | |
| 223 (807) | Case Western Reserve University | USA | |
| 224 (810) | University of Hawaii, Hilo | USA | |
| 225 (814) | Northeastern University, USA | USA | |
| 226 (820) | The University of Winnipeg | CAN | |
| 227 (825) | Siena College | USA | |
| 228 (831) | Drexel University | USA | |
| 229 (836) | Minnesota State University, Mankato | USA | |
| 230 (838) | Wayne State University | USA | |
| 231 (844) | Ohio University | USA | |
| 232 (863) | Northrop Grumman Corp, USA | USA | |
| 233 (867) | Embry-Riddle Aeronautical University * | USA | |
| 234 (870) | Southern Methodist University | USA | |
| 235 (879) | Naval Postgraduate School | USA | |
| 236 (884) | Carleton College | USA | |
| 237 (886) | Williams College | USA | |
| 238 (890) | University of Alabama, Tuscaloosa | USA | |
| 239 (895) | Dalhousie University * | CAN | |
| 240 (897) | University of Texas, Arlington | USA | |
| 241 (904) | University of North Texas | USA | |
| 242 (913) | Texas Christian University | USA | |
| 243 (914) | Tulane University | USA | |
| 244 (918) | Haverford College in Pennsylvania | USA | |
| 245 (924) | University of Tennessee, Knoxville * | USA | |
| 246 (929) | New Mexico State University | USA | |
| 247 (946) | Michigan Technological University | USA | |
| 248 (950) | University of Ottawa | CAN | |
| 249 (970) | Raytheon Co, USA | USA | |
| 250 (971) | Auburn University | USA | |
| 251 (979) | University of Alaska, Fairbanks | USA | |
| 252 (985) | Macalester College | USA | |
| 253 (990) | University of Maryland, Baltimore | USA | |
| 254 (999) | University of Louisville * | USA | |
| 255 (1012) | Towson University | USA | |
| 256 (1021) | Science Systems and Applications Inc | USA | |
| 257 (1030) | University of Rhode Island | USA | |
| 258 (1033) | University of Idaho * | USA | |
| 259 (1045) | University of Colorado, Denver * | USA | |
| 260 (1052) | The College of New Jersey | USA | |
| 261 (1061) | New Mexico Institute of Mining and Technology * | USA | |
| 262 (1064) | Rensselaer Polytechnic Institute | USA | |
| 263 (1074) | Universite du Quebec en Quebec * | CAN | |
| 264 (1107) | Wellesley College | USA | |
| 264 (1107) | State University of New York, Buffalo | USA | |
| 266 (1112) | Swarthmore College | USA | |
| 267 (1122) | Western Kentucky University | USA | |
| 268 (1128) | University of Mississippi * | USA | |
| 269 (1131) | Royal Military College of Canada | CAN | |
| 270 (1132) | United States Naval Academy | USA | |
| 271 (1134) | Utah Valley University | USA | |
| 272 (1142) | University of Massachusetts, Lowell | USA | |
| 273 (1147) | Tennessee State University | USA | |
| 274 (1149) | San Jose State University | USA | |
| 275 (1153) | California State Polytechnic University, Pomona | USA | |
| 276 (1157) | Carleton University | CAN | |
| 277 (1199) | Fisheries and Oceans Canada * | CAN | |
| 278 (1200) | University of Texas, El Paso | USA | |
| 279 (1206) | University of Illinois, Chicago * | USA | |
| 280 (1270) | Widener University | USA | |
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