TimeBesselianEpoch¶
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class
astropy.time.
TimeBesselianEpoch
(val1, val2, scale, precision, in_subfmt, out_subfmt, from_jd=False)[source] [edit on github]¶ Bases:
astropy.time.TimeEpochDate
Besselian Epoch year as floating point value(s) like 1950.0
Attributes Summary
cache
Return the cache associated with this instance. epoch_to_jd
jd2_filled
jd_to_epoch
mask
masked
name
scale
Time scale value
Methods Summary
mask_if_needed
(value)set_jds
(val1, val2)Set internal jd1 and jd2 from val1 and val2. to_value
([parent])Return time representation from internal jd1 and jd2. Attributes Documentation
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cache
¶ Return the cache associated with this instance.
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epoch_to_jd
= 'epb2jd'¶
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jd2_filled
¶
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jd_to_epoch
= 'epb'¶
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mask
¶
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masked
¶
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name
= 'byear'¶
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scale
¶ Time scale
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value
¶
Methods Documentation
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mask_if_needed
(value) [edit on github]¶
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set_jds
(val1, val2) [edit on github]¶ Set internal jd1 and jd2 from val1 and val2. Must be provided by derived classes.
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to_value
(parent=None) [edit on github]¶ Return time representation from internal jd1 and jd2. This is the base method that ignores
parent
and requires that subclasses implement thevalue
property. Subclasses that requireparent
or have other optional args forto_value
should compute and return the value directly.
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