HST Reports

Paper Counts

Year GO Archival Part GO Part Archival Programs not Assigned Total
2023 383 465 187 18 1053
2022 370 430 137 29 966
2021 335 514 148 35 1032
2020 335 428 132 24 919
2019 369 457 169 20 1015
2018 369 396 173 31 969
2017 343 374 176 22 915
2016 333 369 161 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 268 307 88 20 683
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 32 616
2003 216 274 108 9 607
2002 241 202 99 60 602
2001 262 181 74 44 561
2000 247 183 66 41 537
1999 237 174 53 39 503
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 6689 928
2022 5594 855
2021 6820 955
2020 5674 836
2019 5759 923
2018 4962 878
2017 7901 809
2016 4556 801
2015 4253 751
2014 3846 721
2013 3600 710
2012 4127 754
2011 3919 696
2010 3263 653
2009 2759 607
2008 2769 626
2007 2720 648
2006 2459 624
2005 2409 597
2004 2064 534
2003 2034 526
2002 1869 497
2001 1804 471
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 26103 8167

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 1053 20244 19.0 6972 18.0 8307 18.0 4775 26.0
2022 966 23030 24.0 9150 25.0 7364 17.0 5938 43.0
2021 1032 25777 25.0 8934 27.0 11244 22.0 4800 32.0
2020 919 44065 48.0 11808 35.0 26557 62.0 4857 37.0
2019 1015 47328 47.0 19625 53.0 17007 37.0 9810 58.0
2018 969 50003 52.0 22160 60.0 18572 47.0 7737 45.0
2017 915 52444 57.0 19112 56.0 16226 43.0 16367 93.0
2016 883 50168 57.0 23176 70.0 15285 41.0 10106 63.0
2015 853 53363 63.0 22477 68.0 16934 48.0 13602 86.0
2014 820 54266 66.0 23133 77.0 18503 52.0 11804 83.0
2013 785 56244 72.0 23303 84.0 16979 54.0 11337 95.0
2012 848 57073 67.0 23645 76.0 19127 53.0 11794 87.0
2011 789 59166 75.0 25368 94.0 21399 56.0 10354 92.0
2010 734 56559 77.0 24632 95.0 21293 60.0 8567 80.0
2009 683 50497 74.0 22369 83.0 19677 64.0 7113 81.0
2008 705 51873 74.0 18152 77.0 21489 66.0 7985 99.0
2007 733 60813 83.0 29895 112.0 20320 64.0 6343 73.0
2006 715 56761 79.0 20259 89.0 21029 71.0 10114 89.0
2005 686 49134 72.0 18552 75.0 17649 66.0 9227 77.0
2004 616 51003 83.0 26232 110.0 14091 57.0 6904 70.0
2003 607 51037 84.0 22496 104.0 18082 66.0 8501 79.0
2002 602 44940 75.0 16349 68.0 15001 74.0 9520 96.0
2001 561 41909 75.0 21693 83.0 11264 62.0 6024 81.0
2000 537 34269 64.0 15856 64.0 10104 55.0 6038 91.0
1999 503 33292 66.0 14808 62.0 11350 65.0 4091 77.0
1998 510 47193 93.0 22490 81.0 16006 98.0 7011 171.0
1997 378 28766 76.0 16508 78.0 7649 65.0 4583 107.0
1996 307 27090 88.0 16592 94.0 5058 60.0 3328 95.0
1995 244 17576 72.0 12494 77.0 3390 57.0 1593 80.0
1994 178 12473 70.0 8299 68.0 3030 78.0 1051 75.0
1993 112 6294 56.0 4160 58.0 1630 56.0 426 53.0
1992 58 2980 51.0 2136 63.0 636 35.0 196 49.0
1991 42 2600 62.0 2193 71.0 366 41.0 36 36.0
Total 21358 1320230 62.0 575028 69.0 452618 51.0 231932 72.0

Number of papers using HST instruments

Year ACS COS FGS FOC FOS HRS HSP NICMOS STIS WFC3 WFPC WFPC2
2023 519 72 1 4 17 4 0 27 138 615 2 106
2022 442 85 4 1 14 6 0 35 148 506 5 107
2021 491 100 4 3 11 4 0 41 135 529 4 132
2020 417 80 5 2 10 6 0 33 126 470 1 113
2019 480 89 7 2 18 10 0 41 123 531 4 138
2018 440 93 8 4 16 13 0 47 132 501 3 156
2017 460 76 7 2 18 5 1 41 104 439 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 429 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 60 180 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 86 113 0 3 295
2000 0 0 7 2 35 47 1 89 83 0 7 279
1999 0 0 8 20 53 63 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 988 169 331 919 796 33 1906 3070 5215 367 6027

Number of papers using HST instruments chart