Statistics for: authors.library.caltech.eduAwstats Web Site
Last Update: 10 Jan 2010 - 14:01
Reported period:Month Feb 2009
When: Monthly history   Days of month   Days of week   Hours  
Who: Countries   Full list   Hosts   Full list   Last visit   Unresolved IP Address   Robots/Spiders visitors   Full list   Last visit  
Navigation: Visits duration   File type   Viewed   Full list   Entry   Exit   Operating Systems   Versions   Unknown   Browsers   Versions   Unknown  
Referrers: Origin   Referring search engines   Referring sites   Search   Search Keyphrases   Search Keywords  
Others: Miscellaneous   HTTP Status codes   Pages not found  

Summary  
Reported period Month Feb 2009
First visit 01 Feb 2009 - 00:04
Last visit 28 Feb 2009 - 23:59
 Unique visitorsNumber of visitsPagesHitsBandwidth
Viewed traffic *24103
 
30441
(1.26 visits/visitor)
144115
(4.73 Pages/Visit)
391729
(12.86 Hits/Visit)
65.88 GB
(2269.46 KB/Visit)
Not viewed traffic * 
 
28322642874019154.46 GB
* Not viewed traffic includes traffic generated by robots, worms, or replies with special HTTP status codes.

 
Monthly history  
  Unique visitors: 22826Number of visits: 28559Pages: 194937Hits: 424652Bandwidth: 68.27 GB Unique visitors: 24103Number of visits: 30441Pages: 144115Hits: 391729Bandwidth: 65.88 GB Unique visitors: 28636Number of visits: 36692Pages: 170591Hits: 449888Bandwidth: 63.27 GB Unique visitors: 26454Number of visits: 40545Pages: 257449Hits: 527607Bandwidth: 78.99 GB Unique visitors: 26254Number of visits: 39816Pages: 117659Hits: 373807Bandwidth: 67.41 GB Unique visitors: 24500Number of visits: 36222Pages: 128806Hits: 391452Bandwidth: 65.16 GB Unique visitors: 24973Number of visits: 38793Pages: 147565Hits: 430567Bandwidth: 546.21 GB Unique visitors: 21503Number of visits: 38108Pages: 187982Hits: 411871Bandwidth: 111.43 GB Unique visitors: 24083Number of visits: 41535Pages: 196522Hits: 414392Bandwidth: 81.79 GB Unique visitors: 31246Number of visits: 54568Pages: 222011Hits: 505089Bandwidth: 78.55 GB Unique visitors: 33289Number of visits: 53238Pages: 201716Hits: 491564Bandwidth: 75.97 GB Unique visitors: 33330Number of visits: 54316Pages: 202603Hits: 433757Bandwidth: 84.96 GB  
 Jan
2009
Feb
2009
Mar
2009
Apr
2009
May
2009
Jun
2009
Jul
2009
Aug
2009
Sep
2009
Oct
2009
Nov
2009
Dec
2009
 

MonthUnique visitorsNumber of visitsPagesHitsBandwidth
Jan 2009228262855919493742465268.27 GB
Feb 2009241033044114411539172965.88 GB
Mar 2009286363669217059144988863.27 GB
Apr 2009264544054525744952760778.99 GB
May 2009262543981611765937380767.41 GB
Jun 2009245003622212880639145265.16 GB
Jul 20092497338793147565430567546.21 GB
Aug 20092150338108187982411871111.43 GB
Sep 2009240834153519652241439281.79 GB
Oct 2009312465456822201150508978.55 GB
Nov 2009332895323820171649156475.97 GB
Dec 2009333305431620260343375784.96 GB
Total321197492833217195652463751387.90 GB


   
Days of month  
Number of visits: 807Pages: 1533Hits: 7254Bandwidth: 1.67 GB Number of visits: 1175Pages: 5999Hits: 15061Bandwidth: 2.24 GB Number of visits: 1243Pages: 4170Hits: 13816Bandwidth: 2.67 GB Number of visits: 1249Pages: 5087Hits: 15201Bandwidth: 2.29 GB Number of visits: 1201Pages: 5695Hits: 15891Bandwidth: 3.23 GB Number of visits: 1029Pages: 3626Hits: 11293Bandwidth: 3.20 GB Number of visits: 714Pages: 2136Hits: 6514Bandwidth: 3.27 GB Number of visits: 858Pages: 2107Hits: 8089Bandwidth: 1.08 GB Number of visits: 1264Pages: 5546Hits: 16267Bandwidth: 1.92 GB Number of visits: 1315Pages: 5343Hits: 16942Bandwidth: 7.11 GB Number of visits: 1274Pages: 6449Hits: 16977Bandwidth: 2.08 GB Number of visits: 1205Pages: 4631Hits: 14919Bandwidth: 2.59 GB Number of visits: 986Pages: 26191Hits: 33898Bandwidth: 1.64 GB Number of visits: 628Pages: 2378Hits: 7589Bandwidth: 839.12 MB Number of visits: 820Pages: 1664Hits: 7999Bandwidth: 878.06 MB Number of visits: 1121Pages: 2430Hits: 10279Bandwidth: 1.99 GB Number of visits: 1260Pages: 3825Hits: 15307Bandwidth: 2.52 GB Number of visits: 1273Pages: 11497Hits: 22436Bandwidth: 3.17 GB Number of visits: 1220Pages: 3260Hits: 13662Bandwidth: 2.51 GB Number of visits: 1067Pages: 3228Hits: 11684Bandwidth: 1.25 GB Number of visits: 775Pages: 2443Hits: 7300Bandwidth: 1.36 GB Number of visits: 962Pages: 2660Hits: 9277Bandwidth: 1.46 GB Number of visits: 1408Pages: 13899Hits: 25473Bandwidth: 5.97 GB Number of visits: 1290Pages: 3412Hits: 13370Bandwidth: 1.59 GB Number of visits: 1284Pages: 4139Hits: 15262Bandwidth: 3.11 GB Number of visits: 1240Pages: 5017Hits: 15526Bandwidth: 1.26 GB Number of visits: 1036Pages: 3239Hits: 12034Bandwidth: 1.17 GB Number of visits: 737Pages: 2511Hits: 12409Bandwidth: 1.86 GB  Number of visits: 1087.18Pages: 5146.96Hits: 13990.32Bandwidth: 2.35 GB
01
Feb
02
Feb
03
Feb
04
Feb
05
Feb
06
Feb
07
Feb
08
Feb
09
Feb
10
Feb
11
Feb
12
Feb
13
Feb
14
Feb
15
Feb
16
Feb
17
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19
Feb
20
Feb
21
Feb
22
Feb
23
Feb
24
Feb
25
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26
Feb
27
Feb
28
Feb
 Average

DayNumber of visitsPagesHitsBandwidth
01 Feb 2009807153372541.67 GB
02 Feb 200911755999150612.24 GB
03 Feb 200912434170138162.67 GB
04 Feb 200912495087152012.29 GB
05 Feb 200912015695158913.23 GB
06 Feb 200910293626112933.20 GB
07 Feb 2009714213665143.27 GB
08 Feb 2009858210780891.08 GB
09 Feb 200912645546162671.92 GB
10 Feb 200913155343169427.11 GB
11 Feb 200912746449169772.08 GB
12 Feb 200912054631149192.59 GB
13 Feb 200998626191338981.64 GB
14 Feb 200962823787589839.12 MB
15 Feb 200982016647999878.06 MB
16 Feb 200911212430102791.99 GB
17 Feb 200912603825153072.52 GB
18 Feb 2009127311497224363.17 GB
19 Feb 200912203260136622.51 GB
20 Feb 200910673228116841.25 GB
21 Feb 2009775244373001.36 GB
22 Feb 2009962266092771.46 GB
23 Feb 2009140813899254735.97 GB
24 Feb 200912903412133701.59 GB
25 Feb 200912844139152623.11 GB
26 Feb 200912405017155261.26 GB
27 Feb 200910363239120341.17 GB
28 Feb 20097372511124091.86 GB
Average1087.185146.9613990.322.35 GB
Total3044114411539172965.88 GB


 
Days of week  
Pages: 6968.50Hits: 16770Bandwidth: 3.03 GB Pages: 4187.50Hits: 14858.75Bandwidth: 3.47 GB Pages: 6793Hits: 17469Bandwidth: 2.66 GB Pages: 4650.75Hits: 14999.50Bandwidth: 2.40 GB Pages: 9071Hits: 17227.25Bandwidth: 1.81 GB Pages: 2367Hits: 8453Bandwidth: 1.83 GB Pages: 1991Hits: 8154.75Bandwidth: 1.27 GB
MonTueWedThuFriSatSun

DayPagesHitsBandwidth
Mon6968.50167703.03 GB
Tue4187.5014858.753.47 GB
Wed6793174692.66 GB
Thu4650.7514999.502.40 GB
Fri907117227.251.81 GB
Sat236784531.83 GB
Sun19918154.751.27 GB


 
Hours  
Pages: 2993Hits: 10187Bandwidth: 2.48 GB Pages: 3015Hits: 10708Bandwidth: 6.63 GB Pages: 3063Hits: 11443Bandwidth: 1.29 GB Pages: 2962Hits: 10899Bandwidth: 1.49 GB Pages: 4546Hits: 12914Bandwidth: 1.96 GB Pages: 5488Hits: 15278Bandwidth: 2.55 GB Pages: 5599Hits: 16107Bandwidth: 3.27 GB Pages: 8384Hits: 21659Bandwidth: 3.75 GB Pages: 8285Hits: 22798Bandwidth: 3.92 GB Pages: 8856Hits: 22132Bandwidth: 2.31 GB Pages: 8452Hits: 23692Bandwidth: 2.75 GB Pages: 8639Hits: 24580Bandwidth: 3.50 GB Pages: 5442Hits: 17240Bandwidth: 3.83 GB Pages: 7689Hits: 22630Bandwidth: 5.04 GB Pages: 6687Hits: 19738Bandwidth: 2.40 GB Pages: 5927Hits: 17971Bandwidth: 3.82 GB Pages: 5107Hits: 16040Bandwidth: 1.56 GB Pages: 3389Hits: 11578Bandwidth: 1.87 GB Pages: 3611Hits: 11213Bandwidth: 1.89 GB Pages: 4107Hits: 12195Bandwidth: 1.38 GB Pages: 3084Hits: 10452Bandwidth: 2.49 GB Pages: 23016Hits: 29980Bandwidth: 2.50 GB Pages: 2716Hits: 9355Bandwidth: 1.69 GB Pages: 3058Hits: 10940Bandwidth: 1.52 GB
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
0:00 - 1:00 am 1:00 - 2:00 am 2:00 - 3:00 am 3:00 - 4:00 am 4:00 - 5:00 am 5:00 - 6:00 am 6:00 - 7:00 am 7:00 - 8:00 am 8:00 - 9:00 am 9:00 - 10:00 am 10:00 - 11:00 am 11:00 - 12:00 am 0:00 - 1:00 pm 1:00 - 2:00 pm 2:00 - 3:00 pm 3:00 - 4:00 pm 4:00 - 5:00 pm 5:00 - 6:00 pm 6:00 - 7:00 pm 7:00 - 8:00 pm 8:00 - 9:00 pm 9:00 - 10:00 pm 10:00 - 11:00 pm 11:00 - 12:00 pm

HoursPagesHitsBandwidth
002993101872.48 GB
013015107086.63 GB
023063114431.29 GB
032962108991.49 GB
044546129141.96 GB
055488152782.55 GB
065599161073.27 GB
078384216593.75 GB
088285227983.92 GB
098856221322.31 GB
108452236922.75 GB
118639245803.50 GB
 
HoursPagesHitsBandwidth
125442172403.83 GB
137689226305.04 GB
146687197382.40 GB
155927179713.82 GB
165107160401.56 GB
173389115781.87 GB
183611112131.89 GB
194107121951.38 GB
203084104522.49 GB
2123016299802.50 GB
22271693551.69 GB
233058109401.52 GB


   
Visitors domains/countries (Top 10)   -   Full list  
 Domains/CountriesPagesHitsBandwidth 
UnknownUnknownip14411539172965.88 GB

 Others000 

 
Hosts (Top 10)   -   Full list   -   Last visit   -   Unresolved IP Address  
Hosts : 0 Known, 24787 Unknown (unresolved ip)
24103 Unique visitors
PagesHitsBandwidthLast visit
24.4.67.382317923392226.45 MB14 Feb 2009 - 16:11
208.68.138.51725417257420.62 MB25 Feb 2009 - 07:10
131.215.71.2181447326586625.71 MB27 Feb 2009 - 16:12
208.111.154.154952495275.65 MB28 Feb 2009 - 23:59
208.111.154.164046404662.14 MB28 Feb 2009 - 23:55
131.215.226.8137276521154.85 MB27 Feb 2009 - 15:50
91.121.211.53205320531.41 MB28 Feb 2009 - 13:28
130.82.101.411748174843.93 MB28 Feb 2009 - 21:31
131.215.225.13716352056196.02 MB09 Feb 2009 - 16:49
131.215.225.1631618217575.17 MB27 Feb 2009 - 16:41
Others6943030094364.05 GB 

 
Robots/Spiders visitors (Top 10)   -   Full list   -   Last visit  
73 different robots*HitsBandwidthLast visit
Unknown robot (identified by 'crawl')2188638+165844.38 GB28 Feb 2009 - 23:59
Googlebot142113+5934.44 GB28 Feb 2009 - 23:59
MSNBot111073+7385.57 GB28 Feb 2009 - 23:42
Yahoo Slurp82279+20722.04 GB28 Feb 2009 - 23:59
MSNBot-media7524+2292416.89 MB28 Feb 2009 - 23:56
Ask8487+139399.62 MB28 Feb 2009 - 23:51
Mail.ru bot7656+1151.66 MB27 Feb 2009 - 06:35
Ocelli7414+2135.47 MB20 Feb 2009 - 19:02
Unknown robot (identified by 'bot*')3121+45297.70 MB28 Feb 2009 - 00:21
Unknown robot (identified by hit on 'robots.txt')0+198259.94 KB28 Feb 2009 - 23:55
Others-43852+513151.13 GB 
* Robots shown here gave hits or traffic "not viewed" by visitors, so they are not included in other charts. Numbers after + are successful hits on "robots.txt" files.

   
Visits duration  
Number of visits: 30441 - Average: 172 sNumber of visitsPercent
0s-30s2407579 %
30s-2mn24908.1 %
2mn-5mn12394 %
5mn-15mn10843.5 %
15mn-30mn5841.9 %
30mn-1h5431.7 %
1h+4261.3 %

 
File type  
File typeHitsPercentBandwidthPercent
pngImage9047723 %970.21 MB1.4 %
phpDynamic PHP Script file7765619.8 %1.40 GB2.1 %
gifImage5689614.5 %96.99 MB0.1 %
jpgImage4028510.2 %755.31 MB1.1 %
cssCascading Style Sheet file386369.8 %335.96 MB0.4 %
Unknown367309.3 %746.54 MB1.1 %
pdfAdobe Acrobat file186424.7 %51.66 GB78.4 %
jsJavaScript file185234.7 %4.08 GB6.1 %
htmlHTML or XML static page66591.6 %2.33 GB3.5 %
xmlHTML or XML static page26440.6 %252.60 MB0.3 %
htmHTML or XML static page20110.5 %38.89 MB0 %
txtText file8790.2 %2.81 MB0 %
aviVideo file2980 %489.48 MB0.7 %
ris 2240 %41.00 MB0 %
enw 2200 %448.36 KB0 %
bib 2200 %22.16 MB0 %
refer 2190 %608.97 KB0 %
movVideo file1780 %2.46 GB3.7 %
swfAdobe Flash Animation1160 %8.00 MB0 %
docDocument310 %9.08 MB0 %
rss 300 %170.06 KB0 %
mpgVideo file280 %66.21 MB0 %
jpe 280 %190.88 KB0 %
xlsDocument220 %11.27 MB0 %
pptDocument190 %140.79 MB0.2 %
wmvVideo file160 %25.15 MB0 %
tif 120 %16.13 MB0 %
xslExtensible Stylesheet Language file100 %106.42 KB0 %
jpegImage70 %1.68 MB0 %
tiff 30 %176.88 KB0 %
vrml 30 %3.96 MB0 %
mpegVideo file20 %1.59 MB0 %
eps 20 %5.21 MB0 %
zipArchive20 %470.80 KB0 %
ps 10 %976.78 KB0 %

   
Pages-URL (Top 10)   -   Full list   -   Entry   -   Exit  
21242 different pages-urlViewedAverage sizeEntryExit 
/cgi/users/lookup/name13814333 Bytes 3


/cgi/users/home992955.55 KB112233


/cgi/oai2547216.41 KB406398


/cgi/search/simple233326.84 KB67222


/18707.30 KB759449


/cgi/users/lookup/title_duplicates117731 Bytes1 


/cgi/users/login11304.70 KB85134


/cgi/search/advanced110133.72 KB61106


/cgi/users/lookup/journal_by_name9311.18 KB 4


/information.html3644.75 KB815


Others105994580.76 KB2894228877 

 
Operating Systems (Top 10)   -   Full list/Versions   -   Unknown  
 Operating SystemsHitsPercent
Windows31079679.3 %
Unknown4412211.2 %
Macintosh264706.7 %
Linux98442.5 %
Sun Solaris1650 %
Java Mobile900 %
BlackBerry600 %
Symbian OS510 %
BSD340 %
Nintendo Wii170 %
 Others770 %

 
Browsers (Top 10)   -   Full list/Versions   -   Unknown  
 BrowsersGrabberHitsPercent
MS Internet ExplorerNo19508349.8 %
FirefoxNo10289926.2 %
OperaNo277047 %
MozillaNo231255.9 %
Unknown?217035.5 %
SafariNo136173.4 %
Google ChromeNo43641.1 %
NetscapeNo5930.1 %
IceweaselNo5790.1 %
SeaMonkeyNo5070.1 %
 Others 15550.3 %

   
Connect to site from  
OriginPagesPercentHitsPercent
Direct address / Bookmark / Link in email...4575060.7 %5240562.1 %
Links from an Internet Search Engine - Full list
- Google2088620894
- Unknown search engines11761178
- Google (Images)10601520
- Microsoft Windows Live660689
- Microsoft MSN Search592600
- Yahoo!451453
- SoSo271271
- Ask186186
- AOL6470
- Dogpile1515
- Others9298
2545333.8 %2597430.7 %
Links from an external page (other web sites except search engines) - Full list
- http://www.scirus.com/srsapp/search536536
- http://biblioteca.universia.net/ficha.do421421
- http://library.caltech.edu367367
- http://en.wikipedia.org/wiki/Apollo_Guidance_Computer243243
- http://www.cds.caltech.edu/~marsden/books/Lectures_on_Statistica...109109
- http://libguides.caltech.edu/CODA101101
- http://web.mit.edu/dibner/4646
- http://en.wikipedia.org/wiki/Added_mass3838
- http://www.scopus.com/scopus/results/results.url3737
- http://scirus.com/srsapp/search3232
- Others21303995
40605.3 %59257 %
Unknown Origin160 %420 %

    
Search Keyphrases (Top 10)
Full list
 
17554 different keyphrasesSearchPercent
what is solar energy utilization1360.5 %
recent technology600.2 %
naca 4412480.2 %
caltechweb460.1 %
added mass430.1 %
all pass filter320.1 %
richard lewontin300.1 %
ferromagnetic resonance290.1 %
heat of formation of o2280.1 %
heat of formation o2240.1 %
Other phrases2289097.9 %

 
Search Keywords (Top 10)
Full list
 
15275 different keywordsSearchPercent
of36663.9 %
and14511.5 %
in13851.4 %
the12221.3 %
a7270.7 %
for7200.7 %
pdf5520.5 %
energy5240.5 %
caltech4600.4 %
on4240.4 %
Other words8164788 %

   
Miscellaneous  
Miscellaneous  
Successful hits on favicon.ico17892 / 24103 Visitors74.2 %

 
HTTP Status codes  
HTTP Status codes*HitsPercentBandwidth
302Moved temporarily (redirect)8990131.7 %6.10 MB
500Internal server Error8182928.9 %1.43 GB
404Document Not Found (hits on favicon excluded)5978021.1 %115.98 MB
206Partial Content4906417.3 %43.93 GB
400Bad Request11420.4 %411.09 KB
301Moved permanently (redirect)10570.3 %417.92 KB
403Forbidden3450.1 %123.12 KB
405Method not allowed160 %5.82 KB
416Requested range not valid60 %2.71 KB
* Codes shown here gave hits or traffic "not viewed" by visitors, so they are not included in other charts.



Advanced Web Statistics 6.95 (build 1.943) - Created by awstats