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
539.1-a1
539.1-a
$3$
$9$
\(\Q(\sqrt{33}) \)
$2$
$[2, 0]$
539.1
\( 7^{2} \cdot 11 \)
\( 7^{4} \cdot 11^{2} \)
$2.47339$
$(-4a-9), (7)$
0
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
✓
$3$
3B.1.2
$4$
\( 2^{2} \)
$1$
$0.602881548$
1.679171307
\( -\frac{78843215872}{539} \)
\( \bigl[0\) , \( -a\) , \( 1\) , \( 32875 a - 110860\) , \( 5524839 a - 18631313\bigr] \)
${y}^2+{y}={x}^{3}-a{x}^{2}+\left(32875a-110860\right){x}+5524839a-18631313$
539.1-f1
539.1-f
$3$
$9$
\(\Q(\sqrt{33}) \)
$2$
$[2, 0]$
539.1
\( 7^{2} \cdot 11 \)
\( 7^{4} \cdot 11^{2} \)
$2.47339$
$(-4a-9), (7)$
$1$
$\Z/3\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
✓
$3$
3B.1.1
$1$
\( 2^{2} \)
$0.745116266$
$21.59210152$
2.489484723
\( -\frac{78843215872}{539} \)
\( \bigl[0\) , \( 1\) , \( 1\) , \( -89\) , \( 295\bigr] \)
${y}^2+{y}={x}^{3}+{x}^{2}-89{x}+295$
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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.