diff --git a/asm/rtc.s b/asm/rtc.s
index b1cfe0678..2dcc895e3 100644
--- a/asm/rtc.s
+++ b/asm/rtc.s
@@ -123,7 +123,7 @@ GameFreakRTC_ConvertYearMonthDayToNumDays: ; 802F154
 	subs r0, r6, 0x1
 	cmp r0, 0
 	ble @0802F1AA
-	ldr r1, =gUnknown_082FECCC
+	ldr r1, =gDaysInEachMonth
 	adds r4, r0, 0
 @0802F19C:
 	ldm r1!, {r0}
@@ -259,7 +259,7 @@ GameFreakRTC_GetRTCDateTime: ; 802F288
 	cmp r0, 0
 	beq @0802F2AC
 	adds r1, r2, 0
-	ldr r0, =gUnknown_082FECC0
+	ldr r0, =gDefaultRTCInfo
 	ldm r0!, {r2-r4}
 	stm r1!, {r2-r4}
 	b @0802F2B2
@@ -381,14 +381,14 @@ GameFreakRTC_TestForErrors: ; 802F2FC
 	bl GameFreakRTC_IsLeapYear
 	lsls r0, 24
 	lsrs r0, 24
-	ldr r1, =gUnknown_082FECCC
+	ldr r1, =gDaysInEachMonth
 	ldr r1, [r1, 0x4]
 	adds r0, r1
 	b @0802F38E
 	.align 2, 0
 	.pool
 @0802F384:
-	ldr r0, =gUnknown_082FECCC
+	ldr r0, =gDaysInEachMonth
 	subs r1, r6, 0x1
 	lsls r1, 2
 	adds r1, r0
diff --git a/data/data2.s b/data/data2.s
index 2c93284ec..ea412697c 100644
--- a/data/data2.s
+++ b/data/data2.s
@@ -1288,11 +1288,8 @@ gUnknown_082FEC90: ; 82FEC90
 gUnknown_082FECA8: ; 82FECA8
 	.incbin "base_emerald.gba", 0x2feca8, 0x18
 
-gUnknown_082FECC0: ; 82FECC0
-	.incbin "base_emerald.gba", 0x2fecc0, 0xc
-
-gUnknown_082FECCC: ; 82FECCC
-	.incbin "base_emerald.gba", 0x2feccc, 0x30
+; 82FECC0
+	.include "data/rtc.s"
 
 gUnknown_082FECFC: ; 82FECFC
 	.incbin "base_emerald.gba", 0x2fecfc, 0x40
diff --git a/data/rtc.s b/data/rtc.s
new file mode 100644
index 000000000..2131bc325
--- /dev/null
+++ b/data/rtc.s
@@ -0,0 +1,30 @@
+	.align 2, 0
+
+gDefaultRTCInfo: ; 82FECC0
+	.byte 0 ; year
+	.byte 1 ; month
+	.byte 1 ; day of month
+	.byte 0 ; day of week
+	.byte 0 ; hour
+	.byte 0 ; minute
+	.byte 0 ; second
+	.byte 0 ; control register value
+	.byte 0 ; unknown 1
+	.byte 0 ; unknown 2
+	.2byte 0 ; padding
+
+	.align 2, 0
+
+gDaysInEachMonth: ; 82FECCC
+	.4byte 31 ; January
+	.4byte 28 ; February
+	.4byte 31 ; March
+	.4byte 30 ; April
+	.4byte 31 ; May
+	.4byte 30 ; June
+	.4byte 31 ; July
+	.4byte 31 ; August
+	.4byte 30 ; September
+	.4byte 31 ; October
+	.4byte 30 ; November
+	.4byte 31 ; December