Institutes with the most Authors in the Solar Directory

The table below gives the institutes with at least 10 authors in the Solar Directory.

No. of authors	Institute	Country	Median age
61	NASA Goddard	US	10.6
42	MPS - Gottingen	Germany	13.4
36	Purple Mountain Observatory	China	8.4
33	KU Leuven	Belgium	8.5
30	National Solar Observatory	US	14.4
27	Yunnan Observatories	China	9.8
27	Southwest Research Institute	US	9.7
26	University of Oslo	Norway	9.6
26	NAOC	China	12.4
26	National Space Science Center	China	10.9
25	NJIT	US	8.8
24	Harvard-Smithsonian CfA	US	13.1
23	Univ. of Alabama, Huntsville	US	10.2
22	MSSL	UK	8.4
22	SSL, Berkeley	US	9.1
21	University of Michigan	US	10.5
21	IAC - Tenerife	Spain	11.7
20	University of New Hampshire	US	10.5
19	Astronomical Institute Ondrejov	Czech Rep.	20.2
19	Shandong University	China	9.7
19	Northumbria University	UK	16.2
18	Nanjing University	China	8.9
18	IIA - Bengaluru	India	10.5
17	ISTP SB RAS (Irkursk)	Russia	12.0
16	Stanford University	US	18.2
16	Applied Physics Laboratory	US	19.3
16	Harbin Institute of Technology	China	11.0
16	High Altitude Observatory	US	20.8
16	USTC (Hefei)	China	10.7
16	Naval Research Laboratory	US	11.7
15	Nagoya University	Japan	8.9
15	LASP, CU-Boulder	US	13.6
15	University of Potsdam	Germany	9.4
15	KASI (Daejon)	Rep. Korea	11.0
15	University of Graz	Austria	8.0
14	University of Colorado Boulder	US	8.2
14	Sorbonne University	France	10.4
14	Lockheed Martin	US	12.8
14	Space Research Centre (Warsaw)	Poland	19.7
14	INAF - Torino	Italy	23.7
14	University of Alcala	Spain	18.0
13	University of Oulu	Finland	13.5
13	University of Helsinki	Finland	10.4
13	Royal Observatory of Belgium	Belgium	12.6
12	University of Glasgow	UK	16.4
12	Kyung Hee University	Rep. Korea	12.6
12	INAF - Rome (IAPS)	Italy	24.0
12	University of St Andrews	UK	22.2
12	Predictive Science Inc. (PSI)	US	13.8
11	IZMIRAN (Moscow)	Russia	12.9
11	NAOJ	Japan	21.5
11	Princeton University	US	8.3
11	University of Sheffield	UK	7.4
11	Peking University	China	6.3
10	Space Research Inst. (Moscow)	Russia	12.5
10	Queen's University Belfast	UK	11.7
10	Inst. for Solar Physics (KIS)	Germany	18.7
10	Caltech (Pasadena)	US	8.6
10	Pulkovo Observatory	Russia	24.8
10	Udaipur Solar Observatory	India	7.6
10	Kyoto University	Japan	9.4
10	University of Calabria	Italy	17.0