Index: trunk/ippTools/src/stacktool.c
===================================================================
--- trunk/ippTools/src/stacktool.c	(revision 33818)
+++ trunk/ippTools/src/stacktool.c	(revision 33821)
@@ -232,4 +232,6 @@
     PXOPT_COPY_F32(config->args,  where, "-select_fwhm_minor_min",     "camProcessedExp.fwhm_minor", ">=");
     PXOPT_COPY_F32(config->args,  where, "-select_fwhm_minor_max",     "camProcessedExp.fwhm_minor", "<=");
+    PXOPT_COPY_F32(config->args,  where, "-select_elong_max",          "(camProcessedExp.fwhm_major / camProcessedExp.fwhm_minor)", "<=");
+    PXOPT_COPY_F32(config->args,  where, "-select_iq_elong_max",       "(camProcessedExp.iq_fwhm_major / camProcessedExp.iq_fwhm_minor)", "<=");
     PXOPT_COPY_F32(config->args,  where, "-select_iq_m2_max",          "camProcessedExp.iq_m2", "<=");
     PXOPT_COPY_F32(config->args,  where, "-select_iq_m2_min",          "camProcessedExp.iq_m2", ">=");
@@ -239,4 +241,6 @@
     PXOPT_COPY_F32(config->args,  where, "-select_zpt_obs_min",        "camProcessedExp.zpt_obs", ">=");
     PXOPT_COPY_F32(config->args,  where, "-select_zpt_obs_max",        "camProcessedExp.zpt_obs", "<=");
+    PXOPT_COPY_F32(config->args,  where, "-select_bg_max",             "camProcessedExp.bg", "<=");
+    PXOPT_COPY_F32(config->args,  where, "-select_bg_stdev_max",       "camProcessedExp.bg_stdev", "<=");
     PXOPT_COPY_F32(config->args,  where, "-select_astrom",             "sqrt(POWER(camProcessedExp.sigma_ra, 2) + POWER(camProcessedExp.sigma_dec, 2))", "<=");
 
Index: trunk/ippTools/src/stacktoolConfig.c
===================================================================
--- trunk/ippTools/src/stacktoolConfig.c	(revision 33818)
+++ trunk/ippTools/src/stacktoolConfig.c	(revision 33821)
@@ -82,4 +82,6 @@
     psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_fwhm_minor_min", 0, "define min fwhm (minor axis)", NAN);
     psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_fwhm_minor_max", 0, "define max fwhm (minor axis)", NAN);
+    psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_elong_max", 0, "define max elongation from fwhm ", NAN);
+    psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_iq_elong_max", 0, "define max elongation from iq_fwhm ", NAN);
     psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_iq_m2_min", 0, "define min iq_m2", NAN);
     psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_iq_m2_max", 0, "define max iq_m2", NAN);
@@ -90,4 +92,6 @@
     psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_zpt_obs_min", 0, "define min zero point", NAN);
     psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_zpt_obs_max", 0, "define max zero point", NAN);
+    psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_bg_max", 0, "define max background", NAN);
+    psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_bg_stdev_max", 0, "define max background stdev", NAN);    
     psMetadataAddF64(definebyqueryArgs, PS_LIST_TAIL, "-select_astrom", 0, "define max astrometry rms", NAN);
     psMetadataAddS64(definebyqueryArgs, PS_LIST_TAIL, "-warp_id", PS_META_DUPLICATE_OK, "include this warp ID (multiple OK)", 0);