From 63b6d5df8f6fff607c10f2a0acb7c5728c712138 Mon Sep 17 00:00:00 2001
From: Milky0217 <m943790568@163.com>
Date: Thu, 8 Jan 2026 14:42:59 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E4=BA=86=E5=89=8D=E7=AB=AF?=
 =?UTF-8?q?=E6=98=BE=E7=A4=BA=E7=9A=84=E4=BB=A3=E7=A0=81?=
MIME-Version: 1.0
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---
 templates/index.html | 28 ++++++++++++++++++++++------
 1 file changed, 22 insertions(+), 6 deletions(-)

diff --git a/templates/index.html b/templates/index.html
index 5d9311b..9382326 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -36,7 +36,7 @@
         <div class="formula">
             <h3 onclick="toggleFormula(this)">太阳高度角计算公式：▶</h3>
             <div class="content" style="display: none;">
-              <p>$h_0=\arcsin[\sin\phi\sin\sigma+\cos\phi\cos\sigma\cos(15t+\lambda-300+E_Q)]$</p>
+              <p>$h_0=\arcsin[\sin\phi\sin\sigma+\cos\phi\cos\sigma\cos(15t+\lambda-300+E_Q/4)]$</p>
               
               <p>参数说明：</p>
               <ul>
@@ -45,20 +45,36 @@
                   <li class="parameter"><strong>$\lambda$</strong>：当地地理经度，单位为度（°）</li>
                   <li class="parameter"><strong>$t$</strong>：观测时的北京时间，单位为小时（h）</li>
                   <li class="parameter"><strong>$\sigma$</strong>：太阳倾角，单位为度（°）</li>
-                  <li class="parameter"><strong>$E_Q$</strong>：时差，单位为小时（h）</li>
+                  <li class="parameter"><strong>$E_Q$</strong>：时差，单位为小时（min）</li>
               </ul>
             </div>
         </div>
         
         <div class="formula">
-          <h3 onclick="toggleFormula(this)">太阳倾角计算公式：▶</h3>
+          <h3 onclick="toggleFormula(this)">日角计算公式：▶</h3>
           <div class="content" style="display: none;">
-            <p>$\sigma=\begin{bmatrix} 0.006\ 918 & -0.399\ 912 \cos\theta+0.070\ 257& \sin\theta_0 \\ 0.006\ 758 & \cos2\theta_0+0.000\ 907 & \sin2\theta_0 \\ 0.002\ 679 & \cos3\theta_0+0.001\ 480 & \sin3\theta_0 \end{bmatrix} \ 180/\pi$</p>
+            <p>$\theta=\frac{2 \pi \times (N+△N-N_0)}{365.2422}$</p>
             
             <p>参数说明：</p>
             <ul>
-                <li class="parameter"><strong>$\theta_0$</strong>：$2\pi(n-1)/365.2422$，单位为弧度</li>
-                <li class="parameter"><strong>$d_n$</strong>：一年中的日期序数，0, 1, 2, ..., 364</li>
+                <li class="parameter"><strong>$\theta$</strong>：日角，单位：弧度</li>
+                <li class="parameter"><strong>$365.2422$</strong>：平均回归年，单位：天</li>
+                <li class="parameter"><strong>$N$</strong>：积日，单位：天；范围：0～365</li>
+                <li class="parameter"><strong>$\triangle N$</strong>：积日订正值，单位：天</li>
+                <li class="parameter"><strong>$N_0$</strong>：年份相关的积日订正值，单位：天</li>
+            </ul>
+          </div>
+        </div>
+
+        <div class="formula">
+          <h3 onclick="toggleFormula(this)">太阳倾角计算公式：▶</h3>
+          <div class="content" style="display: none;">
+            <p>$\sigma=0.3723+23.2567 \sin \theta+0.1149 \sin 2\theta−0.1712 \sin 3\theta-0.7580 \cos \theta+0.3656 \cos2\theta+0.0201 \cos3\theta$</p>
+            
+            <p>参数说明：</p>
+            <ul>
+                <li class="parameter"><strong>$\sigma$</strong>：太阳倾角, 单位：角度</li>
+                <li class="parameter"><strong>$\theta$</strong>：算法如上, 单位：弧度</li>
             </ul>
           </div>
         </div>