HEASARC.NASA.GOV has 159 keywords

Second position — 3 keywords | Third position — 4 keywords

Keywords Analytic

the 2th position for heasarc.nasa.gov

#	Keyword	Results	Change	Check Date
2	distance to alpha centauri in light years	65 200	0	2013-11-05
2	proxima centaurij star	98 700	0	2013-10-24
2	pca converter	158 000	0	2016-01-19

the 3th position for heasarc.nasa.gov

#	Keyword	Results	Change	Check Date
3	nasa de405	154 000	0	2014-02-09
3	suckzaku	873 000	0	2011-05-27

positions above than 3th heasarc.nasa.gov

#	Keyword	Results	Change	Check Date
4	nebulac database	2 280	0	2014-08-20
4	closest star to earth	10 300 000	0	2013-11-12
5	carlos chaim g	5 150 000	0	2014-01-04
5	super nova	89 300 000	-1	2014-11-29
6	pub par mail	122 000 000	0	2013-10-23
7	imgsrc nn modelling	2 260 000	0	2014-09-27
7	earth's distance	24 300 000	24	2012-07-09
8	"phobos 2"	30 100	-3	2012-06-30
8	nfi extract	162 000	0	2015-05-21
8	f16 book ddl	655 000	0	2015-11-03
8	new galactic catalog	4 100 000	0	2014-01-07
8	second closest star	5 270 000	0	2015-05-22
8	RC3	6 470 000	0	2014-06-27
9	gti, tmp	2 310 000	14	2012-06-27
9	centauri	4 840 000	30	2014-01-04
9	pixel pictures batman signal	14 200 000	0	2013-07-01
10	supercluster	647 000	4	2013-10-31
10	RC-3	61 400 000	-6	2013-10-20
12	scws centos	1 260	0	2014-06-21
12	adobe acrobat merge error 110	3 440 000	0	2014-04-02
12	#TSTART#TIM#TSTOP#	99 700 000	-6	2012-07-07
12	routine copies data	163 000 000	27	2013-10-31
13	convert pca files	220 000	0	2015-11-18
13	home.gz home df.gz	30 000 000	0	2014-01-11
14	tcl scripts	933 000	0	2013-10-23

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