Merge pull request #407 from lsst/tickets/DM-35460

DM-35460: Add programatic fixup for OBJECT starting with 'spec:'

python/lsst/obs/lsst/translators/latiss.py

@@ -72,6 +72,9 @@
 ROTPA_CONVENTION_180_SWITCH1 = Time("2020-11-19T00:00", format="isot", scale="utc")
 ROTPA_CONVENTION_180_SWITCH2 = Time("2021-10-29T00:00", format="isot", scale="utc")
 
+# TARGET is set to start with 'spec:' for dispsered images before this date
+TARGET_STARTS_SPECCOLON = Time("2022-07-10T00:00", format="isot", scale="utc")
+
 # Scaling factor radians to degrees.  Keep it simple.
 RAD2DEG = 180.0 / math.pi
 
@@ -360,6 +363,11 @@ def fix_header(cls, header, instrument, obsid, filename=None):
                 header["OBJECT"] = "NOTSET"
                 modified = True
 
+        if date < TARGET_STARTS_SPECCOLON:
+            if "OBJECT" in header:
+                header["OBJECT"] = header['OBJECT'].replace('spec:', '')
+                modified = True
+
         if "RADESYS" in header:
             if header["RADESYS"] == "":
                 # Default to ICRS