Label
Class
Class size
Class degree
Base field
Field degree
Field signature
Conductor
Conductor norm
Discriminant norm
Root analytic conductor
Bad primes
Rank
Torsion
CM
CM
Sato-Tate
$\Q$-curve
Base change
Semistable
Potentially good
Nonmax $\ell$
mod-$\ell$ images
$Ш_{\textrm{an}}$
Tamagawa
Regulator
Period
Leading coeff
j-invariant
Weierstrass coefficients
Weierstrass equation
9.1-a1
9.1-a
$2$
$43$
\(\Q(\sqrt{-1247}) \)
$2$
$[0, 1]$
9.1
\( 3^{2} \)
\( 3^{6} \cdot 13^{12} \)
$5.46553$
$(3,a)$
0
$\mathsf{trivial}$
$\textsf{potential}$
$-43$
$N(\mathrm{U}(1))$
✓
✓
$29, 43$
29Nn.1.2.1 , 43B.42.13
$1$
\( 2 \)
$1$
$4.823892952$
0.273208640
\( -884736000 \)
\( \bigl[0\) , \( 0\) , \( 1\) , \( -320 a + 8580\) , \( -14070 a - 297502\bigr] \)
${y}^2+{y}={x}^3+\left(-320a+8580\right){x}-14070a-297502$
9.1-a2
9.1-a
$2$
$43$
\(\Q(\sqrt{-1247}) \)
$2$
$[0, 1]$
9.1
\( 3^{2} \)
\( 3^{6} \cdot 73^{12} \)
$5.46553$
$(3,a)$
0
$\mathsf{trivial}$
$\textsf{potential}$
$-43$
$N(\mathrm{U}(1))$
✓
✓
$29, 43$
29Nn.1.2.1 , 43B.42.13
$1$
\( 2 \)
$1$
$4.823892952$
0.273208640
\( -884736000 \)
\( \bigl[0\) , \( 0\) , \( 1\) , \( -6080 a - 298140\) , \( -1936410 a - 59643187\bigr] \)
${y}^2+{y}={x}^3+\left(-6080a-298140\right){x}-1936410a-59643187$
9.3-a1
9.3-a
$2$
$43$
\(\Q(\sqrt{-1247}) \)
$2$
$[0, 1]$
9.3
\( 3^{2} \)
\( 3^{6} \cdot 73^{12} \)
$5.46553$
$(3,a+2)$
0
$\mathsf{trivial}$
$\textsf{potential}$
$-43$
$N(\mathrm{U}(1))$
✓
✓
$29, 43$
29Nn.1.2.1 , 43B.42.13
$1$
\( 2 \)
$1$
$4.823892952$
0.273208640
\( -884736000 \)
\( \bigl[0\) , \( 0\) , \( 1\) , \( 6080 a - 304220\) , \( 1936410 a - 61579597\bigr] \)
${y}^2+{y}={x}^3+\left(6080a-304220\right){x}+1936410a-61579597$
9.3-a2
9.3-a
$2$
$43$
\(\Q(\sqrt{-1247}) \)
$2$
$[0, 1]$
9.3
\( 3^{2} \)
\( 3^{6} \cdot 13^{12} \)
$5.46553$
$(3,a+2)$
0
$\mathsf{trivial}$
$\textsf{potential}$
$-43$
$N(\mathrm{U}(1))$
✓
✓
$29, 43$
29Nn.1.2.1 , 43B.42.13
$1$
\( 2 \)
$1$
$4.823892952$
0.273208640
\( -884736000 \)
\( \bigl[0\) , \( 0\) , \( 1\) , \( 320 a + 8260\) , \( 14070 a - 311572\bigr] \)
${y}^2+{y}={x}^3+\left(320a+8260\right){x}+14070a-311572$
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*The rank, regulator and analytic order of Ш are
not known for all curves in the database; curves for which these are
unknown will not appear in searches specifying one of these
quantities.