HST Reports

Paper Counts

Year GO Archival Part GO Part Archival Programs not Assigned Total
2023 383 464 187 19 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 5593 855
2021 6818 955
2020 5676 836
2019 5760 923
2018 4961 877
2017 7903 809
2016 4557 801
2015 4252 750
2014 3846 721
2013 3600 710
2012 4127 754
2011 3919 696
2010 3263 653
2009 2760 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 26093 8165

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 19480 18.0 6684 17.0 8009 17.0 4589 25.0
2022 966 22367 23.0 8896 24.0 7190 17.0 5707 42.0
2021 1032 25267 24.0 8747 26.0 11043 21.0 4690 32.0
2020 919 43289 47.0 11624 35.0 26066 61.0 4773 36.0
2019 1015 46710 46.0 19364 52.0 16789 37.0 9684 57.0
2018 969 49511 51.0 21903 59.0 18416 47.0 7675 44.0
2017 915 52083 57.0 18990 55.0 16127 43.0 16230 92.0
2016 883 49819 56.0 22994 69.0 15184 41.0 10052 62.0
2015 853 53065 62.0 22349 68.0 16841 48.0 13526 85.0
2014 820 54019 66.0 23020 76.0 18417 51.0 11757 83.0
2013 785 55973 71.0 23199 83.0 16880 54.0 11292 95.0
2012 848 56843 67.0 23554 76.0 19057 53.0 11734 87.0
2011 789 58947 75.0 25266 94.0 21321 55.0 10317 92.0
2010 734 56368 77.0 24557 95.0 21219 60.0 8528 80.0
2009 683 50356 74.0 22323 83.0 19606 64.0 7093 81.0
2008 705 51737 73.0 18107 77.0 21433 66.0 7958 98.0
2007 733 60683 83.0 29809 111.0 20293 63.0 6335 73.0
2006 715 56649 79.0 20216 89.0 20983 71.0 10101 89.0
2005 686 49042 71.0 18521 75.0 17615 66.0 9214 77.0
2004 616 50873 83.0 26164 110.0 14055 57.0 6884 70.0
2003 607 50891 84.0 22412 104.0 18050 66.0 8471 78.0
2002 602 44875 75.0 16331 68.0 14986 74.0 9495 96.0
2001 561 41842 75.0 21655 83.0 11258 62.0 6003 81.0
2000 537 34223 64.0 15828 64.0 10088 55.0 6035 91.0
1999 503 33252 66.0 14791 62.0 11336 65.0 4089 77.0
1998 510 47071 92.0 22405 81.0 15992 98.0 6992 171.0
1997 378 28713 76.0 16478 77.0 7636 65.0 4573 106.0
1996 307 27066 88.0 16580 94.0 5054 60.0 3324 95.0
1995 244 17550 72.0 12471 77.0 3386 57.0 1594 80.0
1994 178 12461 70.0 8287 68.0 3030 78.0 1051 75.0
1993 112 6292 56.0 4162 58.0 1626 56.0 426 53.0
1992 58 2980 51.0 2136 63.0 636 35.0 196 49.0
1991 42 2599 62.0 2193 71.0 365 41.0 36 36.0
Total 21358 1312896 61.0 572016 68.0 449987 51.0 230424 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