HST Reports

Paper Counts

Year GO Archival Part GO Part Archival Programs not Assigned Total
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 301 358 142 18 819
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
2022 5574 854
2021 6816 953
2020 5715 846
2019 5757 923
2018 4961 877
2017 7899 809
2016 4556 801
2015 4252 750
2014 3847 721
2013 3599 710
2012 4126 754
2011 3916 696
2010 3261 653
2009 2754 606
2008 2768 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 24846 7801

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
2022 964 14702 15.0 5729 16.0 4952 12.0 3625 26.0
2021 1031 19269 19.0 6612 20.0 8560 17.0 3489 24.0
2020 930 35674 38.0 9536 28.0 21419 49.0 4042 30.0
2019 1016 40108 39.0 16454 45.0 14579 32.0 8286 49.0
2018 969 43848 45.0 19238 52.0 16494 42.0 6753 39.0
2017 914 47278 52.0 17315 50.0 14750 39.0 14536 83.0
2016 883 45387 51.0 20805 62.0 13994 38.0 9110 57.0
2015 853 49132 58.0 20623 63.0 15633 44.0 12535 79.0
2014 819 50481 62.0 21403 71.0 17308 48.0 10993 77.0
2013 785 52815 67.0 21860 78.0 15906 51.0 10692 90.0
2012 848 54077 64.0 22317 72.0 18207 50.0 11168 83.0
2011 789 56232 71.0 23990 89.0 20418 53.0 9874 88.0
2010 734 54018 74.0 23612 91.0 20328 57.0 8114 76.0
2009 680 48448 71.0 21519 81.0 18800 61.0 6838 78.0
2008 705 50046 71.0 17532 74.0 20685 64.0 7683 95.0
2007 733 58778 80.0 28805 107.0 19750 62.0 6155 71.0
2006 715 55012 77.0 19575 86.0 20404 69.0 9815 86.0
2005 686 47882 70.0 18136 73.0 17175 64.0 8998 75.0
2004 611 49689 81.0 25585 108.0 13709 55.0 6762 69.0
2003 607 49638 82.0 21787 101.0 17667 64.0 8288 77.0
2002 602 43886 73.0 16032 67.0 14631 72.0 9218 93.0
2001 560 41010 73.0 21307 81.0 11046 61.0 5789 79.0
2000 537 33587 63.0 15545 63.0 9850 54.0 5949 90.0
1999 502 32703 65.0 14587 62.0 11130 64.0 4043 76.0
1998 510 46224 91.0 21998 79.0 15744 96.0 6821 166.0
1997 378 28319 75.0 16259 76.0 7531 64.0 4503 105.0
1996 307 26635 87.0 16321 92.0 4983 59.0 3275 94.0
1995 244 17272 71.0 12271 76.0 3323 56.0 1580 79.0
1994 178 12311 69.0 8188 67.0 2990 77.0 1041 74.0
1993 112 6217 56.0 4117 57.0 1600 55.0 422 53.0
1992 58 2951 51.0 2122 62.0 627 35.0 190 48.0
1991 42 2577 61.0 2179 70.0 357 40.0 36 36.0
Total 20302 1216206 60.0 533359 67.0 414550 49.0 210623 70.0

Number of papers using HST instruments

Year ACS COS FGS FOC FOS HRS HSP NICMOS STIS WFC3 WFPC WFPC2
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 67 108 312 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 7624 917 169 327 902 791 33 1879 2926 4603 365 5923

Number of papers using HST instruments chart