CompanionParameters#
See also
- ParameterList
Documentation for the ParamaterList table
- CompanionRelationships
Documentation for the CompanionRelationships table
Table Documentation#
The below table is built directly from the schema and is included here from the astrodb-template-db documentation: source.
CompanionParameters#
Parameters for companion objects relevant to sources
Columns marked with an exclamation mark (❗️) may not be empty.
Column Name |
Description |
Datatype |
Length |
Units |
UCD |
|---|---|---|---|---|---|
❗️ source |
Main identifier for an object; links to Sources table |
string |
50 |
meta.id;meta.main |
|
❗️ companion |
Main identifier for a companion object |
string |
50 |
meta.id |
|
❗️ parameter |
Parameter name |
string |
30 |
meta.id |
|
value |
Value of the parameter |
double |
|||
error |
Uncertainty of the parameter value |
double |
|||
error_upper |
Upper uncertainty of the parameter value |
double |
|||
error_lower |
Lower uncertainty of the parameter value |
double |
|||
unit |
Unit of the parameter value. Should be astropy units compatible. |
string |
30 |
||
comments |
Free-form comments for this entry |
string |
100 |
meta.note |
|
❗️ reference |
Publication reference; links to Publications table |
string |
30 |
meta.ref |
Indexes#
Name |
Columns |
Description |
|---|---|---|
PK_CompanionParameters |
[‘#CompanionParameters.source’, ‘#CompanionParameters.companion’, ‘#CompanionParameters.parameter’, ‘#CompanionParameters.reference’] |
Primary key for CompanionParameters table |
Foreign Keys#
Description |
Columns |
Referenced Columns |
|---|---|---|
Link CompanionParameters source to Sources table |
[‘#CompanionParameters.source’] |
[‘#Sources.source’] |
Link CompanionParameters companion to CompanionList table |
[‘#CompanionParameters.companion’] |
[‘#CompanionList.companion’] |
Link CompanionParameters reference to Publications table |
[‘#CompanionParameters.reference’] |
[‘#Publications.reference’] |