HST Reports

Paper Counts

Year GO Archival Part GO Part Archival Programs not Assigned Total
2023 384 466 187 19 1056
2022 369 429 137 29 964
2021 335 513 148 35 1031
2020 337 435 134 24 930
2019 369 457 170 20 1016
2018 369 397 172 31 969
2017 343 374 175 22 914
2016 333 370 160 20 883
2015 329 353 159 12 853
2014 302 358 142 18 820
2013 279 314 119 73 785
2012 310 361 135 42 848
2011 270 385 112 22 789
2010 259 356 107 12 734
2009 265 307 88 20 680
2008 236 325 81 63 705
2007 268 320 87 58 733
2006 227 295 114 79 715
2005 248 267 120 51 686
2004 238 248 98 27 611
2003 216 274 108 9 607
2002 241 202 99 60 602
2001 262 181 73 44 560
2000 247 183 66 41 537
1999 237 174 53 38 502
1998 278 164 41 27 510
1997 213 118 43 4 378
1996 177 84 35 11 307
1995 162 59 20 3 244
1994 122 39 14 3 178
1993 72 29 8 3 112
1992 34 18 4 2 58
1991 31 9 1 1 42

Paper counts chart

Unique Authors

Year # Authors # First Authors
2023 6691 930
2022 5568 854
2021 6812 952
2020 5718 847
2019 5759 923
2018 4961 877
2017 7902 809
2016 4557 801
2015 4252 750
2014 3846 721
2013 3600 710
2012 4127 754
2011 3916 696
2010 3263 653
2009 2754 606
2008 2769 626
2007 2719 648
2006 2459 624
2005 2409 597
2004 2063 531
2003 2034 526
2002 1869 497
2001 1804 470
2000 1709 450
1999 1501 422
1998 1572 435
1997 1121 321
1996 838 253
1995 800 202
1994 589 146
1993 387 98
1992 194 47
1991 149 36
Total 26096 8164

Unique Authors Chart

Citations

The citations are the sum of all citations and the average number of citations for science papers published in that year. Due to the way citations are calculated via ADS, a single citing paper can count for two or more citations. Other observatories may calculate citations differently.
Year # Papers # Citations Avg # Citations # GO Citations Avg # GO Citations # AR Citations Avg # AR Citations # Part Citations Avg # Part Citations
2023 1056 13929 13.0 4730 12.0 5867 13.0 3192 17.0
2022 964 17852 19.0 7001 19.0 5915 14.0 4468 33.0
2021 1031 21762 21.0 7451 22.0 9646 19.0 3979 27.0
2020 930 38768 42.0 10428 31.0 23257 53.0 4335 32.0
2019 1016 42868 42.0 17659 48.0 15533 34.0 8841 52.0
2018 969 46173 48.0 20349 55.0 17273 44.0 7128 41.0
2017 914 49219 54.0 17992 52.0 15365 41.0 15157 87.0
2016 883 47181 53.0 21672 65.0 14527 39.0 9460 59.0
2015 853 50772 60.0 21351 65.0 16133 46.0 12944 81.0
2014 820 51909 63.0 22066 73.0 17736 50.0 11307 80.0
2013 785 54056 69.0 22376 80.0 16289 52.0 10941 92.0
2012 848 55141 65.0 22803 74.0 18533 51.0 11373 84.0
2011 789 57351 73.0 24499 91.0 20801 54.0 10053 90.0
2010 734 54955 75.0 24015 93.0 20660 58.0 8281 77.0
2009 680 49207 72.0 21821 82.0 19120 62.0 6962 79.0
2008 705 50726 72.0 17755 75.0 21003 65.0 7782 96.0
2007 733 59542 81.0 29200 109.0 19982 62.0 6224 72.0
2006 715 55615 78.0 19814 87.0 20615 70.0 9921 87.0
2005 686 48356 70.0 18300 74.0 17357 65.0 9083 76.0
2004 611 50110 82.0 25783 108.0 13843 56.0 6811 70.0
2003 607 50105 83.0 22023 102.0 17806 65.0 8362 77.0
2002 602 44290 74.0 16153 67.0 14777 73.0 9323 94.0
2001 560 41313 74.0 21443 82.0 11130 61.0 5848 80.0
2000 537 33846 63.0 15660 63.0 9941 54.0 5989 91.0
1999 502 32921 66.0 14670 62.0 11205 64.0 4067 77.0
1998 510 46551 91.0 22157 80.0 15832 97.0 6893 168.0
1997 378 28445 75.0 16320 77.0 7576 64.0 4523 105.0
1996 307 26804 87.0 16418 93.0 5010 60.0 3294 94.0
1995 244 17353 71.0 12331 76.0 3342 57.0 1582 79.0
1994 178 12368 69.0 8214 67.0 3014 77.0 1048 75.0
1993 112 6245 56.0 4135 57.0 1609 55.0 423 53.0
1992 58 2958 51.0 2123 62.0 629 35.0 194 48.0
1991 42 2588 62.0 2188 71.0 359 40.0 36 36.0
Total 21359 1261279 59.0 550900 66.0 431685 49.0 219824 68.0

Number of papers using HST instruments

Year ACS COS FGS FOC FOS HRS HSP NICMOS STIS WFC3 WFPC WFPC2
2023 520 72 1 4 17 4 0 27 138 617 2 107
2022 441 85 4 1 14 6 0 35 148 505 5 107
2021 488 100 4 3 11 4 0 41 135 528 4 132
2020 424 81 6 2 10 6 0 33 127 475 1 115
2019 480 89 7 2 18 10 0 41 124 531 4 138
2018 440 93 8 4 16 13 0 47 132 501 3 156
2017 459 76 7 2 18 5 1 41 103 439 7 146
2016 457 83 3 6 25 11 0 70 114 374 1 141
2015 449 77 4 3 23 12 0 55 103 370 3 156
2014 417 69 7 3 20 11 1 67 109 312 4 181
2013 411 53 5 3 24 10 0 83 108 234 5 177
2012 453 44 3 3 14 15 0 93 113 186 3 232
2011 434 48 9 8 23 10 0 113 106 99 10 223
2010 410 18 4 7 20 18 1 117 95 48 8 245
2009 426 1 5 3 19 3 0 121 81 1 4 234
2008 405 0 5 5 14 10 0 111 98 0 6 261
2007 379 0 10 7 25 22 0 107 131 0 5 265
2006 297 0 4 12 28 28 1 116 163 0 8 274
2005 205 0 8 4 35 21 0 105 192 0 6 303
2004 122 0 9 12 29 26 2 60 175 0 5 306
2003 26 0 7 10 36 25 1 93 165 0 9 338
2002 1 0 6 10 37 25 0 64 160 0 5 319
2001 0 0 4 12 32 38 3 86 112 0 3 295
2000 0 0 7 2 35 47 1 89 83 0 7 279
1999 0 0 8 20 53 62 2 63 29 0 4 246
1998 0 0 5 15 83 88 2 26 20 0 18 259
1997 0 0 7 35 56 75 1 2 1 0 25 177
1996 0 0 2 23 58 45 4 0 0 0 30 147
1995 0 0 1 32 54 59 5 0 0 0 48 55
1994 0 0 3 29 38 39 4 0 0 0 53 15
1993 0 0 2 24 21 25 4 0 0 0 39 1
1992 0 0 3 14 9 9 0 0 0 0 22 0
1991 0 0 2 11 4 13 0 0 0 0 10 0
Total 8144 989 170 331 919 795 33 1906 3065 5220 367 6030

Number of papers using HST instruments chart