Add metadata for Lo asymmetric sys err (#3305)

* Harrison Lo Map Generation - adding asymmetric sys err metadata for use by text pipeline

* Catdesc mapping for asymmetric sys err imap-lo

* Add test for naming upper and lower systematic error CATDESC variables

---------

Co-authored-by: Menlo Innovations - CAVA Project <harrison@menloinnovations.com>

Author: pleasant-menlo

imap_processing/cdf/config/imap_enamaps_l2-common_variable_attrs.yaml

@@ -163,6 +163,26 @@ ena_intensity_sys_err:
   UNITS: cm -2 s -1 sr -1 keV -1
   VAR_TYPE: support_data
 
+ena_intensity_sys_err_minus:
+  <<: *default_float32
+  DEPEND_0: epoch
+  DICT_KEY: SPASE>Particle>ParticleType:Atom,ParticleQuantity:NumberFlux,Qualifier:Uncertainty,CoordinateSystemName:HAE,CoordinateRepresentation:Spherical
+  DISPLAY_TYPE: map_image
+  FIELDNAM: Intensity non-stat error lower
+  LABLAXIS: Non-statistical Error Lower
+  UNITS: cm -2 s -1 sr -1 keV -1
+  VAR_TYPE: support_data
+
+ena_intensity_sys_err_plus:
+  <<: *default_float32
+  DEPEND_0: epoch
+  DICT_KEY: SPASE>Particle>ParticleType:Atom,ParticleQuantity:NumberFlux,Qualifier:Uncertainty,CoordinateSystemName:HAE,CoordinateRepresentation:Spherical
+  DISPLAY_TYPE: map_image
+  FIELDNAM: Intensity non-stat error upper
+  LABLAXIS: Non-statistical Error Upper
+  UNITS: cm -2 s -1 sr -1 keV -1
+  VAR_TYPE: support_data
+
 ena_count_rate:
   <<: *default_float32
   DEPEND_0: epoch

imap_processing/cdf/config/imap_enamaps_l2-rectangular_variable_attrs.yaml

@@ -99,6 +99,22 @@ ena_intensity_sys_err:
   LABL_PTR_2: longitude_label
   LABL_PTR_3: latitude_label
 
+ena_intensity_sys_err_minus:
+  DEPEND_1: energy
+  DEPEND_2: longitude
+  DEPEND_3: latitude
+  LABL_PTR_1: energy_label
+  LABL_PTR_2: longitude_label
+  LABL_PTR_3: latitude_label
+
+ena_intensity_sys_err_plus:
+  DEPEND_1: energy
+  DEPEND_2: longitude
+  DEPEND_3: latitude
+  LABL_PTR_1: energy_label
+  LABL_PTR_2: longitude_label
+  LABL_PTR_3: latitude_label
+
 ena_count_rate:
   DEPEND_1: energy
   DEPEND_2: longitude

imap_processing/ena_maps/utils/naming.py

@@ -193,6 +193,8 @@ def build_map_var_catdesc(self, support_var_name: str) -> str | None:
             "ena_intensity": "Inten",
             "ena_intensity_stat_uncert": "Inten Stat. Unc.",
             "ena_intensity_sys_err": "Inten Sys. Err.",
+            "ena_intensity_sys_err_minus": "Inten Sys. Err. Lower",
+            "ena_intensity_sys_err_plus": "Inten Sys. Err. Upper",
             "ena_spectral_index": "Spectral Index",
             "ena_spectral_index_stat_uncert": "Spectral Stat. Unc.",
             "ena_spectral_scalar": "Spectral Scalar",

imap_processing/tests/ena_maps/test_naming.py

@@ -453,6 +453,18 @@ def test_build_map_var_catdesc_with_primary_vars(
                 "IMAP Lo75 H ENA Count Rate, "
                 "HAE SC Frame, No Surv Corr, Anti, 6 deg, 6 Mon, No sputter/bootstrap",
             ),
+            (
+                "l075-enanbs-h-sf-nsp-anti-hae-6deg-6mo",
+                "ena_intensity_sys_err_minus",
+                "IMAP Lo75 H Inten Sys. Err. Lower, "
+                "HAE SC Frame, No Surv Corr, Anti, 6 deg, 6 Mon, No sputter/bootstrap",
+            ),
+            (
+                "l075-enanbs-h-sf-nsp-anti-hae-6deg-6mo",
+                "ena_intensity_sys_err_plus",
+                "IMAP Lo75 H Inten Sys. Err. Upper, "
+                "HAE SC Frame, No Surv Corr, Anti, 6 deg, 6 Mon, No sputter/bootstrap",
+            ),
             (
                 "u45-ena-h-hf-nsp-full-hae-4deg-6mo",
                 "counts",