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CoDICE: L2 spin angle data in wrong bin #2947

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CoDICE: L2 spin angle data in wrong bin #2947

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10 changes: 10 additions & 0 deletions imap_processing/codice/codice_l2.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1166,6 +1166,16 @@ def process_hi_sectored(dependencies: ProcessingInputCollection) -> xr.Dataset:
base_angles = np.asarray(L2_HI_SECTORED_ANGLE, dtype=float).reshape(n_spin, 1)

spin_angle = (base_angles + elevation_offsets) % 360.0
# We need to transpose spin_angle to put spin_angle data into correct
# dimensions. Eg.
# spin_angle[0,0] - 285
# spin_angle[1,0] - 315
# ....
# This is expected behavior per CoDICE because the spin angle should increments
# at 30 degree spin angle per elevation angle. Due to that, in the example, the
# column remained same but spin angle incremented by 30 degrees for each
# elevation angle.
spin_angle = spin_angle.T
# Add spin angle variable using the new elevation_angle dimension
l2_dataset["spin_angle"] = (("spin_sector", "elevation_angle"), spin_angle)
l2_dataset["spin_angle"].attrs = cdf_attrs.get_variable_attributes(
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