diff --git a/src/main/java/com/nlf/calendar/Lunar.java b/src/main/java/com/nlf/calendar/Lunar.java
index d419e48..f75f5ff 100644
--- a/src/main/java/com/nlf/calendar/Lunar.java
+++ b/src/main/java/com/nlf/calendar/Lunar.java
@@ -330,13 +330,31 @@ public class Lunar{
     return s;
   }
 
+  /**
+   * 获取星期，0代表周日，1代表周一
+   *
+   * @return 0123456
+   */
+  public int getWeek(){
+    return (dayOffset+LunarUtil.BASE_WEEK_INDEX)%7;
+  }
+
+  /**
+   * 获取星期的中文
+   *
+   * @return 日一二三四五六
+   */
+  public String getWeekInChinese(){
+    return SolarUtil.WEEK[getWeek()];
+  }
+
   /**
    * 获取宿
    *
    * @return 宿
    */
   public String getXiu(){
-    return LunarUtil.XIU[day-1][Math.abs(month)-1];
+    return LunarUtil.XIU.get(getDayZhi()+getWeek());
   }
 
   /**
@@ -659,14 +677,14 @@ public class Lunar{
     s.append(getDayInGanZhi());
     s.append("(");
     s.append(getDayShengXiao());
-    s.append(")日");
-    s.append(" 纳音[");
+    s.append(")日 纳音[");
     s.append(getYearNaYin());
     s.append(" ");
     s.append(getMonthNaYin());
     s.append(" ");
     s.append(getDayNaYin());
-    s.append("]");
+    s.append("] 星期");
+    s.append(getWeekInChinese());
     for(String f:getFestivals()){
       s.append(" (");
       s.append(f);
diff --git a/src/main/java/com/nlf/calendar/util/LunarUtil.java b/src/main/java/com/nlf/calendar/util/LunarUtil.java
index d6dbd26..078aefd 100644
--- a/src/main/java/com/nlf/calendar/util/LunarUtil.java
+++ b/src/main/java/com/nlf/calendar/util/LunarUtil.java
@@ -21,6 +21,8 @@ public class LunarUtil{
   public static final int BASE_DAY_GANZHI_INDEX = 15;
   /** 月份地支偏移量，因正月起寅 */
   public static final int BASE_MONTH_ZHI_INDEX = 2;
+  /** 星期偏移量 */
+  public static final int BASE_WEEK_INDEX = 2;
   /** 闰年表 */
   public static final int[] LEAP_MONTH_YEAR = {6,14,19,25,33,36,38,41,44,52,55,79,117,136,147,150,155,158,185,193};
   /** 闰月表 */
@@ -167,38 +169,106 @@ public class LunarUtil{
       put("12-29",Collections.nCopies(1,"华严菩萨诞"));
     }
   };
-  /** 宿 */
-  public static final String[][] XIU = {
-    {"室","奎","胃","毕","参","鬼","张","角","氐","心","斗","虚"},
-    {"壁","娄","昴","觜","井","柳","翼","亢","房","尾","女","危"},
-    {"奎","胃","毕","参","鬼","星","轸","氐","心","箕","虚","室"},
-    {"娄","昴","觜","井","柳","张","角","房","尾","斗","危","壁"},
-    {"胃","毕","参","鬼","星","翼","亢","心","箕","女","室","奎"},
-    {"昴","觜","井","柳","张","轸","氐","尾","斗","虚","壁","娄"},
-    {"毕","参","鬼","星","翼","角","房","箕","女","危","奎","胃"},
-    {"觜","井","柳","张","轸","亢","心","斗","虚","室","娄","昴"},
-    {"参","鬼","星","翼","角","氐","尾","女","危","壁","胃","毕"},
-    {"井","柳","张","轸","亢","房","箕","虚","室","奎","昴","觜"},
-    {"鬼","星","翼","角","氐","心","斗","危","壁","娄","毕","参"},
-    {"柳","张","轸","亢","房","尾","女","室","奎","胃","觜","井"},
-    {"星","翼","角","氐","心","箕","虚","壁","娄","昴","参","鬼"},
-    {"张","轸","亢","房","尾","斗","危","奎","胃","毕","井","柳"},
-    {"翼","角","氐","心","箕","女","室","娄","昴","觜","鬼","星"},
-    {"轸","亢","房","尾","斗","虚","壁","胃","毕","参","柳","张"},
-    {"角","氐","心","箕","女","危","奎","昴","觜","井","星","翼"},
-    {"亢","房","尾","斗","虚","室","娄","毕","参","鬼","张","轸"},
-    {"氐","心","箕","女","危","壁","胃","觜","井","柳","翼","角"},
-    {"房","尾","斗","虚","室","奎","昴","参","鬼","星","轸","亢"},
-    {"心","箕","女","危","壁","娄","毕","井","柳","张","角","氐"},
-    {"尾","斗","虚","室","奎","胃","觜","鬼","星","翼","亢","房"},
-    {"箕","女","危","壁","娄","昴","参","柳","张","轸","氐","心"},
-    {"斗","虚","室","奎","胃","毕","井","星","翼","角","房","尾"},
-    {"女","危","壁","娄","昴","觜","鬼","张","轸","亢","心","箕"},
-    {"虚","室","奎","胃","毕","参","柳","翼","角","氐","尾","斗"},
-    {"危","壁","娄","昴","觜","井","星","轸","亢","房","箕","女"},
-    {"室","奎","胃","毕","参","鬼","张","角","氐","心","斗","虚"},
-    {"壁","娄","昴","觜","井","柳","翼","亢","房","尾","女","危"},
-    {"胃","鬼","氐","心","虚","星","轸","氐","心","箕","虚","室"}
+  /** 28星宿对照表，地支+星期 */
+  public static final Map<String,String> XIU = new HashMap<String,String>(){
+    private static final long serialVersionUID = -1;
+    {
+      put("申1","毕");
+      put("申2","翌");
+      put("申3","箕");
+      put("申4","奎");
+      put("申5","鬼");
+      put("申6","氐");
+      put("申0","虚");
+
+      put("子1","毕");
+      put("子2","翌");
+      put("子3","箕");
+      put("子4","奎");
+      put("子5","鬼");
+      put("子6","氐");
+      put("子0","虚");
+
+      put("辰1","毕");
+      put("辰2","翌");
+      put("辰3","箕");
+      put("辰4","奎");
+      put("辰5","鬼");
+      put("辰6","氐");
+      put("辰0","虚");
+
+      put("巳1","危");
+      put("巳2","觜");
+      put("巳3","轸");
+      put("巳4","斗");
+      put("巳5","娄");
+      put("巳6","柳");
+      put("巳0","房");
+
+      put("酉1","危");
+      put("酉2","觜");
+      put("酉3","轸");
+      put("酉4","斗");
+      put("酉5","娄");
+      put("酉6","柳");
+      put("酉0","房");
+
+      put("丑1","危");
+      put("丑2","觜");
+      put("丑3","轸");
+      put("丑4","斗");
+      put("丑5","娄");
+      put("丑6","柳");
+      put("丑0","房");
+
+      put("寅1","心");
+      put("寅2","室");
+      put("寅3","参");
+      put("寅4","角");
+      put("寅5","牛");
+      put("寅6","胃");
+      put("寅0","星");
+
+      put("午1","心");
+      put("午2","室");
+      put("午3","参");
+      put("午4","角");
+      put("午5","牛");
+      put("午6","胃");
+      put("午0","星");
+
+      put("戌1","心");
+      put("戌2","室");
+      put("戌3","参");
+      put("戌4","角");
+      put("戌5","牛");
+      put("戌6","胃");
+      put("戌0","星");
+
+      put("亥1","张");
+      put("亥2","尾");
+      put("亥3","壁");
+      put("亥4","井");
+      put("亥5","亢");
+      put("亥6","女");
+      put("亥0","昴");
+
+      put("卯1","张");
+      put("卯2","尾");
+      put("卯3","壁");
+      put("卯4","井");
+      put("卯5","亢");
+      put("卯6","女");
+      put("卯0","昴");
+
+      put("未1","张");
+      put("未2","尾");
+      put("未3","壁");
+      put("未4","井");
+      put("未5","亢");
+      put("未6","女");
+      put("未0","昴");
+    }
   };
   /** 兽 */
   public static final Map<String,String> SHOU = new HashMap<String,String>(){
@@ -210,7 +280,7 @@ public class LunarUtil{
       put("北","玄武");
     }
   };
-  /** 冲，即地支冲（子午相冲，丑未相冲，寅申相冲，辰戌相冲，卯酉相冲，巳亥相冲），由于地支对应十二生肖，也就对应了生肖相冲 */
+  /** 地支相冲（子午相冲，丑未相冲，寅申相冲，辰戌相冲，卯酉相冲，巳亥相冲），由于地支对应十二生肖，也就对应了生肖相冲 */
   public static final Map<String,String> CHONG = new HashMap<String,String>(){
     private static final long serialVersionUID = -1;
     {