diff --git a/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json b/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json
index 651f73d..aa5046b 100644
--- a/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json
+++ b/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json
@@ -40,6 +40,36 @@
       "href": "/Users/sunbak/PolarWatch/codebase/stac-creation/stac_catalog/nesdis_blendedsic_nhem_daily/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211-tif/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211-tif.json",
       "type": "application/json"
     },
+    {
+      "rel": "item",
+      "href": "/Users/sunbak/PolarWatch/codebase/stac-creation/stac_catalog/nesdis_blendedsic_nhem_daily/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206-tif/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206-tif.json",
+      "type": "application/json"
+    },
+    {
+      "rel": "item",
+      "href": "/Users/sunbak/PolarWatch/codebase/stac-creation/stac_catalog/nesdis_blendedsic_nhem_daily/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241211_c20241212-tif/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241211_c20241212-tif.json",
+      "type": "application/json"
+    },
+    {
+      "rel": "item",
+      "href": "/Users/sunbak/PolarWatch/codebase/stac-creation/stac_catalog/nesdis_blendedsic_nhem_daily/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241212_c20241213-tif/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241212_c20241213-tif.json",
+      "type": "application/json"
+    },
+    {
+      "rel": "item",
+      "href": "/Users/sunbak/PolarWatch/codebase/stac-creation/stac_catalog/nesdis_blendedsic_nhem_daily/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240208_c20240209-tif/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240208_c20240209-tif.json",
+      "type": "application/json"
+    },
+    {
+      "rel": "item",
+      "href": "/Users/sunbak/PolarWatch/codebase/stac-creation/stac_catalog/nesdis_blendedsic_nhem_daily/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240207_c20240208-tif/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240207_c20240208-tif.json",
+      "type": "application/json"
+    },
+    {
+      "rel": "item",
+      "href": "/Users/sunbak/PolarWatch/codebase/stac-creation/stac_catalog/nesdis_blendedsic_nhem_daily/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211-tif/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211-tif.json",
+      "type": "application/json"
+    },
     {
       "rel": "item",
       "href": "/Users/sunbak/PolarWatch/codebase/stac-creation/stac_catalog/nesdis_blendedsic_nhem_daily/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206-tif/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206-tif.json",
diff --git a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206-tif.json b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206-tif.json
index a36bc0e..9404c35 100644
--- a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206-tif.json
+++ b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206-tif.json
@@ -39,7 +39,20 @@
   "properties": {
     "datetime": "2024-02-05T00:00:00Z"
   },
-  "links": [],
+  "links": [
+    {
+      "rel": "self",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206-tif.json"
+    },
+    {
+      "rel": "parent",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    },
+    {
+      "rel": "collection",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    }
+  ],
   "assets": {
     "image": {
       "href": "https://polarwatch.s3.us-west-2.amazonaws.com/blendedsic_nhem/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240205_c20240206.tif",
diff --git a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240207_c20240208-tif.json b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240207_c20240208-tif.json
index e875679..5bbd171 100644
--- a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240207_c20240208-tif.json
+++ b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240207_c20240208-tif.json
@@ -39,7 +39,20 @@
   "properties": {
     "datetime": "2024-02-07T00:00:00Z"
   },
-  "links": [],
+  "links": [
+    {
+      "rel": "self",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240207_c20240208-tif.json"
+    },
+    {
+      "rel": "parent",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    },
+    {
+      "rel": "collection",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    }
+  ],
   "assets": {
     "image": {
       "href": "https://polarwatch.s3.us-west-2.amazonaws.com/blendedsic_nhem/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240207_c20240208.tif",
diff --git a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240208_c20240209-tif.json b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240208_c20240209-tif.json
index b5524e3..0d32557 100644
--- a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240208_c20240209-tif.json
+++ b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240208_c20240209-tif.json
@@ -39,7 +39,20 @@
   "properties": {
     "datetime": "2024-02-08T00:00:00Z"
   },
-  "links": [],
+  "links": [
+    {
+      "rel": "self",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240208_c20240209-tif.json"
+    },
+    {
+      "rel": "parent",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    },
+    {
+      "rel": "collection",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    }
+  ],
   "assets": {
     "image": {
       "href": "https://polarwatch.s3.us-west-2.amazonaws.com/blendedsic_nhem/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20240208_c20240209.tif",
diff --git a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211-tif.json b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211-tif.json
index eebb6e1..8739706 100644
--- a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211-tif.json
+++ b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211-tif.json
@@ -39,7 +39,20 @@
   "properties": {
     "datetime": "2024-12-10T00:00:00Z"
   },
-  "links": [],
+  "links": [
+    {
+      "rel": "self",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211-tif.json"
+    },
+    {
+      "rel": "parent",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    },
+    {
+      "rel": "collection",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    }
+  ],
   "assets": {
     "image": {
       "href": "https://polarwatch.s3.us-west-2.amazonaws.com/blendedsic_nhem/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241210_c20241211.tif",
diff --git a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241211_c20241212-tif.json b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241211_c20241212-tif.json
index 3a60b7b..6f94998 100644
--- a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241211_c20241212-tif.json
+++ b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241211_c20241212-tif.json
@@ -39,7 +39,20 @@
   "properties": {
     "datetime": "2024-12-11T00:00:00Z"
   },
-  "links": [],
+  "links": [
+    {
+      "rel": "self",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241211_c20241212-tif.json"
+    },
+    {
+      "rel": "parent",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    },
+    {
+      "rel": "collection",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    }
+  ],
   "assets": {
     "image": {
       "href": "https://polarwatch.s3.us-west-2.amazonaws.com/blendedsic_nhem/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241211_c20241212.tif",
diff --git a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241212_c20241213-tif.json b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241212_c20241213-tif.json
index 7be6b66..44b54ad 100644
--- a/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241212_c20241213-tif.json
+++ b/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241212_c20241213-tif.json
@@ -39,7 +39,20 @@
   "properties": {
     "datetime": "2024-12-12T00:00:00Z"
   },
-  "links": [],
+  "links": [
+    {
+      "rel": "self",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/stac_catalog/nesdis_blendedsic_nhem_daily/items/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241212_c20241213-tif.json"
+    },
+    {
+      "rel": "parent",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    },
+    {
+      "rel": "collection",
+      "href": "https://shospital.github.io/stac-catalog/stac_catalog/nesdis_blendedsic_nhem_daily/collection.json"
+    }
+  ],
   "assets": {
     "image": {
       "href": "https://polarwatch.s3.us-west-2.amazonaws.com/blendedsic_nhem/Polar-AMSR2VIIRSBLEND_j01_v01r00_Nhem_0000_2400_d20241212_c20241213.tif",