New coma continuum models and convert Afrho/Efrho to/from cross-sectional area.

[mkelley]

Draft coma continuum models: reddened Afρ model (scattered light) + εfρ model (thermal emission).

Also, add methods to Afrho and Efrho to convert to and from cross-sectional area.

[codecov[bot]]

Codecov Report

Attention: 60 lines in your changes are missing coverage. Please review.

Comparison is base (1315915) 77.52% compared to head (05beba4) 76.73%.

Files	Patch %	Lines
sbpy/activity/dust.py	51.21%	20 Missing :warning:
sbpy/activity/tests/test_dust.py	56.52%	20 Missing :warning:
sbpy/spectroscopy/tests/test_coma.py	84.40%	17 Missing :warning:
sbpy/spectroscopy/coma.py	96.29%	3 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #376 +/- ## ========================================== - Coverage 77.52% 76.73% -0.80% ========================================== Files 81 83 +2 Lines 7096 7366 +270 ========================================== + Hits 5501 5652 +151 - Misses 1595 1714 +119 ```

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[pep8speaks]

Hello @mkelley! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found:

• In the file sbpy/activity/dust.py:

Line 340:80: E501 line too long (84 > 79 characters) Line 663:80: E501 line too long (84 > 79 characters) Line 664:80: E501 line too long (84 > 79 characters)

• In the file sbpy/activity/tests/test_dust.py:

Line 217:80: E501 line too long (88 > 79 characters) Line 384:80: E501 line too long (82 > 79 characters)

• In the file sbpy/spectroscopy/coma.py:

Line 33:80: E501 line too long (80 > 79 characters) Line 67:80: E501 line too long (83 > 79 characters) Line 263:80: E501 line too long (86 > 79 characters)

• In the file sbpy/spectroscopy/sources.py:

Line 108:80: E501 line too long (87 > 79 characters) Line 274:80: E501 line too long (84 > 79 characters) Line 411:80: E501 line too long (86 > 79 characters) Line 517:80: E501 line too long (82 > 79 characters) Line 543:80: E501 line too long (85 > 79 characters) Line 548:80: E501 line too long (85 > 79 characters)

• In the file sbpy/spectroscopy/tests/test_coma.py:

Line 116:80: E501 line too long (86 > 79 characters)

Comment last updated at 2024-01-18 01:21:19 UTC

[mkelley]

Closes #110