Paper Counts
Year |
GO |
Archival |
Part GO Part Archival |
Programs not Assigned |
Total |
2021 |
335 |
512 |
148 |
35 |
1030 |
2020 |
337 |
434 |
134 |
24 |
929 |
2019 |
369 |
457 |
169 |
20 |
1015 |
2018 |
368 |
397 |
172 |
31 |
968 |
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 |
26 |
509 |
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 |
2021
|
6134 |
952 |
2020
|
5715 |
844 |
2019
|
5758 |
922 |
2018
|
4964 |
877 |
2017
|
7901 |
809 |
2016
|
4558 |
801 |
2015
|
4251 |
750 |
2014
|
3846 |
721 |
2013
|
3599 |
710 |
2012
|
4125 |
754 |
2011
|
3915 |
696 |
2010
|
3261 |
653 |
2009
|
2754 |
606 |
2008
|
2768 |
626 |
2007
|
2719 |
648 |
2006
|
2460 |
624 |
2005
|
2409 |
597 |
2004
|
2063 |
531 |
2003
|
2034 |
526 |
2002
|
1869 |
497 |
2001
|
1804 |
470 |
2000
|
1709 |
450 |
1999
|
1501 |
422 |
1998
|
1571 |
434 |
1997
|
1121 |
321 |
1996
|
838 |
253 |
1995
|
800 |
202 |
1994
|
589 |
146 |
1993
|
387 |
98 |
1992
|
194 |
47 |
1991
|
149 |
36 |
Total
|
23693 |
7448 |
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 |
2021 |
1030 |
6813 |
7 |
2287 |
7 |
3091 |
6 |
1178 |
8 |
2020 |
929 |
20481 |
22 |
5229 |
16 |
12521 |
29 |
2352 |
18 |
2019 |
1015 |
26300 |
26 |
10722 |
29 |
9627 |
21 |
5412 |
32 |
2018 |
968 |
31994 |
33 |
13914 |
38 |
12154 |
31 |
4971 |
29 |
2017 |
914 |
36868 |
40 |
13547 |
39 |
11631 |
31 |
11169 |
64 |
2016 |
883 |
36494 |
41 |
16648 |
50 |
11252 |
30 |
7316 |
46 |
2015 |
853 |
40979 |
48 |
17239 |
52 |
13154 |
37 |
10279 |
65 |
2014 |
820 |
43459 |
53 |
18428 |
61 |
14945 |
42 |
9423 |
66 |
2013 |
785 |
46556 |
59 |
19259 |
69 |
13953 |
44 |
9448 |
79 |
2012 |
848 |
48375 |
57 |
19918 |
64 |
16289 |
45 |
10026 |
74 |
2011 |
789 |
50963 |
65 |
21590 |
80 |
18510 |
48 |
9084 |
81 |
2010 |
734 |
49588 |
68 |
21814 |
84 |
18642 |
52 |
7322 |
68 |
2009 |
680 |
44792 |
66 |
19957 |
75 |
17290 |
56 |
6328 |
72 |
2008 |
705 |
46769 |
66 |
16335 |
69 |
19283 |
59 |
7210 |
89 |
2007 |
733 |
55081 |
75 |
26880 |
100 |
18628 |
58 |
5809 |
67 |
2006 |
715 |
51827 |
72 |
18405 |
81 |
19234 |
65 |
9240 |
81 |
2005 |
686 |
45742 |
67 |
17372 |
70 |
16378 |
61 |
8619 |
72 |
2004 |
611 |
47383 |
78 |
24469 |
103 |
13000 |
52 |
6525 |
67 |
2003 |
607 |
47304 |
78 |
20705 |
96 |
16885 |
62 |
7924 |
73 |
2002 |
602 |
41842 |
70 |
15390 |
64 |
13969 |
69 |
8617 |
87 |
2001 |
560 |
39404 |
70 |
20540 |
78 |
10636 |
59 |
5482 |
75 |
2000 |
537 |
32411 |
60 |
14991 |
61 |
9465 |
52 |
5761 |
87 |
1999 |
502 |
31676 |
63 |
14187 |
60 |
10777 |
62 |
3953 |
75 |
1998 |
509 |
44712 |
88 |
21314 |
77 |
15319 |
93 |
6504 |
159 |
1997 |
378 |
27623 |
73 |
15881 |
75 |
7343 |
62 |
4373 |
102 |
1996 |
307 |
25935 |
84 |
15923 |
90 |
4858 |
58 |
3194 |
91 |
1995 |
244 |
16851 |
69 |
11967 |
74 |
3233 |
55 |
1556 |
78 |
1994 |
178 |
12081 |
68 |
8042 |
66 |
2924 |
75 |
1025 |
73 |
1993 |
112 |
6079 |
54 |
4040 |
56 |
1545 |
53 |
417 |
52 |
1992 |
58 |
2903 |
50 |
2095 |
62 |
612 |
34 |
184 |
46 |
1991 |
42 |
2553 |
61 |
2160 |
70 |
352 |
39 |
36 |
36 |
Total |
19334 |
1061838 |
55 |
471248 |
62 |
357500 |
45 |
180737 |
63 |
Number of papers using HST instruments
Year |
ACS |
COS |
FGS |
FOC |
FOS |
HRS |
HSP |
NICMOS |
STIS |
WFC3 |
WFPC |
WFPC2 |
2021
|
487 |
100 |
4 |
3 |
11 |
4 |
0 |
41 |
135 |
528 |
4 |
133 |
2020
|
423 |
81 |
6 |
2 |
10 |
6 |
0 |
33 |
127 |
474 |
1 |
115 |
2019
|
480 |
89 |
7 |
2 |
18 |
10 |
0 |
41 |
124 |
530 |
4 |
137 |
2018
|
440 |
93 |
8 |
4 |
16 |
13 |
0 |
47 |
131 |
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 |
25 |
20 |
0 |
18 |
258 |
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
|
7181 |
832 |
165 |
326 |
888 |
785 |
33 |
1843 |
2778 |
4096 |
360 |
5815 |
Number of papers using HST instruments chart