From 52ac3906df7978512c6ff63877e0e2e80f5545b3 Mon Sep 17 00:00:00 2001
From: Oleg Alexandrov <oleg.alexandrov@gmail.com>
Date: Thu, 9 Sep 2021 20:15:35 -0700
Subject: [PATCH] Save center_ephemeris_time to the SAR sensor model

The center_ephemeris_time should be saved in the SAR sensor model, or else the SAR model will fail to be loaded, when the following code is encountered:

https://github.com/USGS-Astrogeology/usgscsm/blob/da685687d4842d4f60d0a427348288517237664b/src/UsgsAstroSarSensorModel.cpp#L62
---
 ale/formatters/usgscsm_formatter.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ale/formatters/usgscsm_formatter.py b/ale/formatters/usgscsm_formatter.py
index e350d22..d7fd7db 100644
--- a/ale/formatters/usgscsm_formatter.py
+++ b/ale/formatters/usgscsm_formatter.py
@@ -157,6 +157,7 @@ def to_usgscsm(driver):
     if isinstance(driver, Radar):
         isd_data['name_model'] = 'USGS_ASTRO_SAR_SENSOR_MODEL'
         isd_data['starting_ephemeris_time'] = driver.ephemeris_start_time
+        isd_data['center_ephemeris_time'] = driver.center_ephemeris_time
         isd_data['ending_ephemeris_time'] = driver.ephemeris_stop_time
         isd_data['wavelength'] = driver.wavelength
         isd_data['line_exposure_duration'] = driver.line_exposure_duration
-- 
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