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Дата изменения: Mon Dec 23 18:23:59 2013
Дата индексирования: Fri Feb 28 09:36:48 2014
Кодировка:

Mean DATA via SQL

	SQL access to data
Help

| HyperLeda home | Documentation | Search by name | Search near a position | Define a sample | SQL Search |

Query:

Type your SQL query in the following field. Customize output. Then click on "Submit SQL".

Note that the output of a query may be large (Gigabytes) and may overflow the capacity of your client, in particular if it is a web browser. We advise you to check carefully your query.

Click here to have the list of astrophysical parameters and here for explanations about their computation
.

Examples:

select objname, al2000, de2000 where de2000 > 76 and al2000 < 1
select al2000,de2000,hl_names(pgc) where objname=objname('m31')
select * where de2000 > 88 and objtype='G'
select objname, type, bt, logd25 where bt < 10
select count(*) where bt < 15 or logd25 > 1.0
select objname,celposJ(pgc),bar where bar is not null
select pgc,hl_names(pgc) where de2000 > 88 order by al2000
Compute H0 from M31 sosies [explanations]

HyperLeda

Questions: leda@univ-lyon1.fr


Separator between fields (character string)
Representation of undefined numerical values (character string)