HST Publication Statistics

These statistics are for HST papers from refereed journals.

YearGOARPart GO
Part Archive
Programs
not Assigned
Total
20175765325159
201633037415420878
20153273561558846
201430135814018817
201327931311974785
201230936113542847
201126838611222788
201025935610712734
20092643008827679
20082343267867705
20072663178758728
200622329511384715
200524726612053686
20042382479828611
200321627010813607
20022412019961602
20012621817244559
20002471826642537
19992371745338502
19982781644126509
1997213118434378
1996177843511307
199516259203244
199412239143178
1993722983112
199234184258
19913191142
--58945848210276914613

          Plot created Feb 25, 2017

Comparative h‐ and m‐indices for Fifteen Ground‐ and Space‐Based Observatories

The following graphics and chart are based on the STScI report "Comparative h‐ and m‐indices for Fifteen Ground‐ and Space‐Based Observatories" in this pdf file:   h-andm-indexcomparisonthru2016.pdf. Please read the report to understand the methodology used when calculating values found in the plots and table below.

h-index for Ground- and Space-Based Observatories through 2016

m-index for Ground- and Space-Based Observatories through 2016

h-index/m-index Comparison of Ground- and Space-Based Observatories through 2016

Telescope/Observatory Comparison through 2016
Telescope/Observatoryh-indexm-index#yrs since first publicationFirst Scientific paper publishedDate of Launch/First LightPrimary Types(s)
Hubble2579.88261991April 24, 1990multi-wavelength (optical, IR, UV)
Keck2289.91231994Keck I May 1993/Keck II Oct 1996optical/IR
VLT/VLTI19310.721819991998 (Fully operation w/ fourth telescope in 2000)optical
Spitzer18514.23132004Aug 25, 2003IR
VLA/JVLA1764.29411976Sept 1975 (Officially dedicated in 1980)radio
Chandra17510.29172000July 23, 1999x-ray
XMM-Newton1298.06162001Dec 1999x-ray/optical
Subaru1197172000Jan 1999optical/IR
Gemini1146.711720001999 Mauna Kea/2000 Chileoptical/IR
Fermi10611.7892008June 2008gamma ray
Swift1068.83122005Nov 20, 2004gamma ray/x-ray/UV
Kepler/K210112.6382009March 2009/June 2014*photometric
ALMA448.852012Oct 2011millimeter/submillimeter radiation
NuSTAR32842013June 2012x-ray
SOFIA152.562011Nov 30, 2010IR/submillimeter

For further information and discussion of methods, refer to p.1 of the report, Comparative h‐ and m‐indices for Fifteen Ground‐ and Space‐Based Observatories. Questions can be directed to library@stsci.edu.

Number of papers using HST Instruments

YearACSCOSFGSFOCFOSHRSHSPNICMOSSTISWFPCWFPC2WFC3
201776211061082013388
2016494863625120751171161388
2015481764322120591043176383
2014432707320131721124201323
2013421535324100841095188236
2012473443414150991143265190
201145848982310012011110246100
201042818472219112296927348
200943215319301248142371
2008406055141001129862600
200737901072522010713052620
200629704122828111616382740
20052050843521010519263030
20041220912292626017553060
2003270710362519316593380
200210610372506416053190
200100412323838611232940
2000007235471898372790
19990082053622632942460
199800515838822520182570
1997007355675121251770
1996002235845400301470
199500132545950048550
199400329383940053150
19930022421254003910
199200314990002200
1991002114130001000
--5132417134314822752321685219234353131757

Note that some papers use more than one instrument and are counted for each instrument.

Plots created Feb 25, 2017

Number of Unique Authors

Year# Authors# First Authors
20171433157
20164506793
20154191740
20143820716
20133564704
20124089750
20113875690
20103235649
20092737603
20082743623
20072691641
20062437621
20052389595
20042043527
20032015522
20021859496
20011795467
20001699446
19991493419
19981562431
19971115320
1996835253
1995797202
1994589146
199338798
199219447
199114936

Unique first authors on HST papers: 5591
Unique authors on HST papers: 15637

Plot created Feb 25, 2017
Author name is defined as last name, first initial. Slight variations in spelling may increase the number of unique names. More common names with the same first initial may result in an undercount.

Citations

Year# CitationsAvg # Citations# GO CitationsAvg # GO Citations# AR CitationsAvg # AR citations# Part GO/AR CitationsAvg # Part Citations
201730019411121912
201654306235161655411957
20151237514510014403111319320
20141792920734423634817397427
20132356328975132689420492841
201228499311151035964725605042
2011330823813774471208529612152
2010340914215310511278433483941
2009314394213753471206037452748
2008355624812269511460744532967
2007420825620039751473345460552
2006413415614719661532051727264
2005377975414564581332349724760
2004399536220800871089843555456
2003397386217344791421752663261
2002351555713187541150257699570
200134246611808968946152433660
200028626531322653832045513577
199928459551291154969555361266
19983998478191256813807845602136
199725225661452068672256396092
199623765771473483442352293483
199515382621090366293649145172
1994112406375516126486795968
199357945139145414254938347
19922750471981585813217844
1991240957203965332363535