|
Last change
on this file since 4183 was 731, checked in by tbretz, 24 years ago |
|
*** empty log message ***
|
-
Property svn:executable
set to
*
|
|
File size:
565 bytes
|
| Line | |
|---|
| 1 | #include "slalib.h"
|
|---|
| 2 | #include "slamac.h"
|
|---|
| 3 | double slaEpb ( double date )
|
|---|
| 4 | /*
|
|---|
| 5 | ** - - - - - - -
|
|---|
| 6 | ** s l a E p b
|
|---|
| 7 | ** - - - - - - -
|
|---|
| 8 | **
|
|---|
| 9 | ** Conversion of Modified Julian Date to Besselian epoch.
|
|---|
| 10 | **
|
|---|
| 11 | ** (double precision)
|
|---|
| 12 | **
|
|---|
| 13 | ** Given:
|
|---|
| 14 | ** date double Modified Julian Date (JD - 2400000.5)
|
|---|
| 15 | **
|
|---|
| 16 | ** The result is the Besselian epoch.
|
|---|
| 17 | **
|
|---|
| 18 | ** Reference:
|
|---|
| 19 | ** Lieske,J.H., 1979. Astron. Astrophys.,73,282.
|
|---|
| 20 | **
|
|---|
| 21 | ** Last revision: 31 October 1993
|
|---|
| 22 | **
|
|---|
| 23 | ** Copyright P.T.Wallace. All rights reserved.
|
|---|
| 24 | */
|
|---|
| 25 | {
|
|---|
| 26 | return 1900.0 + ( date - 15019.81352 ) / 365.242198781;
|
|---|
| 27 | }
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
