HST Reports

Paper Counts

Year GO Archival Part GO Part Archival Programs not Assigned Total
2023 384 466 187 19 1056
2022 370 430 137 30 967
2021 335 514 148 35 1032
2020 337 435 134 24 930
2019 369 457 170 20 1016
2018 369 397 172 31 969
2017 343 374 176 22 915
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 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 73 44 560
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 6682 929
2022 5583 856
2021 6811 953
2020 5719 847
2019 5754 923
2018 4965 879
2017 7905 809
2016 4556 801
2015 4252 750
2014 3847 721
2013 3603 710
2012 4125 754
2011 3922 696
2010 3266 653
2009 2762 607
2008 2768 626
2007 2719 648
2006 2458 624
2005 2408 597
2004 2064 534
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 26088 8169

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 17986 17.0 6155 16.0 7414 16.0 4234 23.0
2022 967 21175 22.0 8419 23.0 6855 16.0 5358 39.0
2021 1032 24333 24.0 8393 25.0 10658 21.0 4519 31.0
2020 930 42143 45.0 11340 34.0 25338 58.0 4658 35.0
2019 1016 45720 45.0 18915 51.0 16468 36.0 9474 56.0
2018 969 48706 50.0 21518 58.0 18170 46.0 7527 44.0
2017 915 51392 56.0 18721 55.0 15958 43.0 15983 91.0
2016 883 49162 56.0 22676 68.0 15078 41.0 9838 61.0
2015 853 52467 62.0 22080 67.0 16659 47.0 13379 84.0
2014 820 53471 65.0 22751 75.0 18245 51.0 11655 82.0
2013 785 55492 71.0 22985 82.0 16748 53.0 11196 94.0
2012 848 56373 66.0 23355 75.0 18913 52.0 11622 86.0
2011 789 58536 74.0 25073 93.0 21192 55.0 10243 91.0
2010 734 55981 76.0 24394 94.0 21065 59.0 8481 79.0
2009 683 50022 73.0 22174 83.0 19462 63.0 7061 80.0
2008 705 51462 73.0 18011 76.0 21322 66.0 7905 98.0
2007 733 60336 82.0 29619 111.0 20192 63.0 6306 72.0
2006 715 56338 79.0 20081 88.0 20875 71.0 10052 88.0
2005 686 48824 71.0 18455 74.0 17529 66.0 9171 76.0
2004 616 50664 82.0 26045 109.0 14001 56.0 6867 70.0
2003 607 50649 83.0 22290 103.0 17974 66.0 8440 78.0
2002 602 44716 74.0 16292 68.0 14929 74.0 9441 95.0
2001 560 41643 74.0 21587 82.0 11218 62.0 5918 81.0
2000 537 34138 64.0 15785 64.0 10065 55.0 6018 91.0
1999 503 33176 66.0 14768 62.0 11302 65.0 4085 77.0
1998 510 46953 92.0 22348 80.0 15951 97.0 6974 170.0
1997 378 28653 76.0 16438 77.0 7620 65.0 4569 106.0
1996 307 26994 88.0 16540 93.0 5040 60.0 3316 95.0
1995 244 17503 72.0 12436 77.0 3378 57.0 1590 80.0
1994 178 12440 70.0 8275 68.0 3021 77.0 1051 75.0
1993 112 6278 56.0 4154 58.0 1620 56.0 426 53.0
1992 58 2973 51.0 2131 63.0 635 35.0 195 49.0
1991 42 2596 62.0 2192 71.0 363 40.0 36 36.0
Total 21373 1299295 61.0 566396 68.0 445258 50.0 227588 71.0

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 442 85 4 1 14 6 0 35 148 507 5 107
2021 489 100 4 3 11 4 0 41 135 528 4 133
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 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 86 112 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 8150 989 170 331 919 796 33 1906 3071 5222 367 6031

Number of papers using HST instruments chart