Paper Counts
| Year |
GO |
Archival |
Part GO Part Archival |
Programs not Assigned |
Total |
| 2021 |
335 |
512 |
148 |
35 |
1030 |
| 2020 |
337 |
435 |
134 |
24 |
930 |
| 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 |
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 |
|
2021
|
6813 |
953 |
|
2020
|
5716 |
846 |
|
2019
|
5753 |
922 |
|
2018
|
4962 |
876 |
|
2017
|
7897 |
809 |
|
2016
|
4556 |
801 |
|
2015
|
4253 |
750 |
|
2014
|
3847 |
721 |
|
2013
|
3601 |
711 |
|
2012
|
4127 |
754 |
|
2011
|
3916 |
696 |
|
2010
|
3263 |
653 |
|
2009
|
2755 |
606 |
|
2008
|
2768 |
626 |
|
2007
|
2721 |
648 |
|
2006
|
2459 |
624 |
|
2005
|
2410 |
597 |
|
2004
|
2064 |
531 |
|
2003
|
2035 |
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
|
23895 |
7450 |
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 |
11801 |
11.0 |
3942 |
12.0 |
5375 |
10.0 |
2085 |
14.0 |
| 2020 |
930 |
26570 |
29.0 |
7057 |
21.0 |
15971 |
37.0 |
3049 |
23.0 |
| 2019 |
1015 |
31856 |
31.0 |
13058 |
35.0 |
11638 |
25.0 |
6516 |
39.0 |
| 2018 |
968 |
36806 |
38.0 |
16032 |
44.0 |
13935 |
35.0 |
5718 |
33.0 |
| 2017 |
914 |
41063 |
45.0 |
15091 |
44.0 |
12893 |
34.0 |
12496 |
71.0 |
| 2016 |
883 |
40155 |
45.0 |
18357 |
55.0 |
12353 |
33.0 |
8095 |
51.0 |
| 2015 |
853 |
44423 |
52.0 |
18707 |
57.0 |
14164 |
40.0 |
11225 |
71.0 |
| 2014 |
819 |
46376 |
57.0 |
19608 |
65.0 |
15922 |
44.0 |
10135 |
71.0 |
| 2013 |
785 |
49129 |
63.0 |
20326 |
73.0 |
14704 |
47.0 |
10013 |
84.0 |
| 2012 |
848 |
50674 |
60.0 |
20934 |
68.0 |
17003 |
47.0 |
10495 |
78.0 |
| 2011 |
789 |
53114 |
67.0 |
22575 |
84.0 |
19289 |
50.0 |
9405 |
84.0 |
| 2010 |
734 |
51337 |
70.0 |
22540 |
87.0 |
19292 |
54.0 |
7637 |
71.0 |
| 2009 |
680 |
46237 |
68.0 |
20570 |
78.0 |
17876 |
58.0 |
6544 |
74.0 |
| 2008 |
705 |
48019 |
68.0 |
16798 |
71.0 |
19818 |
61.0 |
7379 |
91.0 |
| 2007 |
733 |
56564 |
77.0 |
27636 |
103.0 |
19089 |
60.0 |
5972 |
69.0 |
| 2006 |
715 |
53125 |
74.0 |
18859 |
83.0 |
19719 |
67.0 |
9481 |
83.0 |
| 2005 |
686 |
46580 |
68.0 |
17697 |
71.0 |
16689 |
63.0 |
8752 |
73.0 |
| 2004 |
611 |
48264 |
79.0 |
24885 |
105.0 |
13263 |
53.0 |
6625 |
68.0 |
| 2003 |
607 |
48170 |
79.0 |
21091 |
98.0 |
17203 |
63.0 |
8048 |
75.0 |
| 2002 |
602 |
42626 |
71.0 |
15650 |
65.0 |
14228 |
70.0 |
8831 |
89.0 |
| 2001 |
560 |
40046 |
72.0 |
20829 |
80.0 |
10796 |
60.0 |
5614 |
77.0 |
| 2000 |
537 |
32868 |
61.0 |
15207 |
62.0 |
9604 |
52.0 |
5841 |
88.0 |
| 1999 |
502 |
32111 |
64.0 |
14345 |
61.0 |
10921 |
63.0 |
3997 |
75.0 |
| 1998 |
510 |
45349 |
89.0 |
21582 |
78.0 |
15507 |
95.0 |
6618 |
161.0 |
| 1997 |
378 |
27893 |
74.0 |
16011 |
75.0 |
7424 |
63.0 |
4432 |
103.0 |
| 1996 |
307 |
26218 |
85.0 |
16089 |
91.0 |
4905 |
58.0 |
3229 |
92.0 |
| 1995 |
244 |
17011 |
70.0 |
12085 |
75.0 |
3265 |
55.0 |
1566 |
78.0 |
| 1994 |
178 |
12163 |
68.0 |
8088 |
66.0 |
2952 |
76.0 |
1033 |
74.0 |
| 1993 |
112 |
6129 |
55.0 |
4072 |
57.0 |
1561 |
54.0 |
419 |
52.0 |
| 1992 |
58 |
2922 |
50.0 |
2105 |
62.0 |
619 |
34.0 |
186 |
46.0 |
| 1991 |
42 |
2559 |
61.0 |
2164 |
70.0 |
354 |
39.0 |
36 |
36.0 |
| Total |
19335 |
1118158 |
58.0 |
493990 |
65.0 |
378332 |
47.0 |
191472 |
66.0 |
Number of papers using HST instruments
| Year |
ACS |
COS |
FGS |
FOC |
FOS |
HRS |
HSP |
NICMOS |
STIS |
WFC3 |
WFPC |
WFPC2 |
|
2021
|
488 |
100 |
4 |
3 |
11 |
4 |
0 |
41 |
134 |
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 |
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 |
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
|
7183 |
832 |
165 |
326 |
888 |
785 |
33 |
1844 |
2776 |
4097 |
360 |
5815 |
Number of papers using HST instruments chart