Properties

Label 24.48.1.ka.1
Level $24$
Index $48$
Genus $1$
Analytic rank $0$
Cusps $8$
$\Q$-cusps $0$

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Invariants

Level: $24$ $\SL_2$-level: $8$ Newform level: $288$
Index: $48$ $\PSL_2$-index:$48$
Genus: $1 = 1 + \frac{ 48 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 8 }{2}$
Cusps: $8$ (none of which are rational) Cusp widths $4^{4}\cdot8^{4}$ Cusp orbits $4^{2}$
Elliptic points: $0$ of order $2$ and $0$ of order $3$
Analytic rank: $0$
$\Q$-gonality: $2$
$\overline{\Q}$-gonality: $2$
Rational cusps: $0$
Rational CM points: none

Other labels

Cummins and Pauli (CP) label: 8F1
Rouse, Sutherland, and Zureick-Brown (RSZB) label: 24.48.1.293

Level structure

$\GL_2(\Z/24\Z)$-generators: $\begin{bmatrix}15&13\\8&5\end{bmatrix}$, $\begin{bmatrix}17&23\\10&11\end{bmatrix}$, $\begin{bmatrix}23&10\\18&1\end{bmatrix}$
Contains $-I$: yes
Quadratic refinements: none in database
Cyclic 24-isogeny field degree: $16$
Cyclic 24-torsion field degree: $128$
Full 24-torsion field degree: $1536$

Jacobian

Conductor: $2^{5}\cdot3^{2}$
Simple: yes
Squarefree: yes
Decomposition: $1$
Newforms: 288.2.a.d

Models

Embedded model Embedded model in $\mathbb{P}^{3}$

$ 0 $ $=$ $ x^{2} + x y + y^{2} - z^{2} $
$=$ $3 x y + z^{2} - 8 w^{2}$
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Singular plane model Singular plane model

$ 0 $ $=$ $ x^{4} - 12 x^{2} y^{2} - 4 x^{2} z^{2} + 9 y^{4} + 6 y^{2} z^{2} + 4 z^{4} $
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Rational points

This modular curve has real points and $\Q_p$ points for $p$ not dividing the level, but no known rational points.

Maps between models of this curve

Birational map from embedded model to plane model:

$\displaystyle X$ $=$ $\displaystyle z$
$\displaystyle Y$ $=$ $\displaystyle y$
$\displaystyle Z$ $=$ $\displaystyle 2w$

Maps to other modular curves

$j$-invariant map of degree 48 from the embedded model of this modular curve to the modular curve $X(1)$ :

$\displaystyle j$ $=$ $\displaystyle 2^4\,\frac{(z^{2}-2w^{2})^{3}(z^{2}+2w^{2})^{3}}{w^{8}z^{4}}$

Modular covers

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Cover information

Click on a modular curve in the diagram to see information about it.

This modular curve minimally covers the modular curves listed below.

Covered curve Level Index Degree Genus Rank Kernel decomposition
8.24.0.bc.1 $8$ $2$ $2$ $0$ $0$ full Jacobian
24.24.0.ci.1 $24$ $2$ $2$ $0$ $0$ full Jacobian
24.24.0.cw.1 $24$ $2$ $2$ $0$ $0$ full Jacobian
24.24.0.ep.1 $24$ $2$ $2$ $0$ $0$ full Jacobian
24.24.1.cz.1 $24$ $2$ $2$ $1$ $0$ dimension zero
24.24.1.dg.1 $24$ $2$ $2$ $1$ $0$ dimension zero
24.24.1.em.1 $24$ $2$ $2$ $1$ $0$ dimension zero

This modular curve is minimally covered by the modular curves in the database listed below.

Covering curve Level Index Degree Genus Rank Kernel decomposition
24.144.9.ede.1 $24$ $3$ $3$ $9$ $2$ $1^{8}$
24.192.9.pr.1 $24$ $4$ $4$ $9$ $2$ $1^{8}$
48.96.3.sn.1 $48$ $2$ $2$ $3$ $2$ $1^{2}$
48.96.3.so.1 $48$ $2$ $2$ $3$ $0$ $1^{2}$
48.96.3.sp.1 $48$ $2$ $2$ $3$ $2$ $1^{2}$
48.96.3.sq.1 $48$ $2$ $2$ $3$ $0$ $1^{2}$
120.240.17.fmw.1 $120$ $5$ $5$ $17$ $?$ not computed
120.288.17.cgvk.1 $120$ $6$ $6$ $17$ $?$ not computed
240.96.3.dxz.1 $240$ $2$ $2$ $3$ $?$ not computed
240.96.3.dya.1 $240$ $2$ $2$ $3$ $?$ not computed
240.96.3.dyb.1 $240$ $2$ $2$ $3$ $?$ not computed
240.96.3.dyc.1 $240$ $2$ $2$ $3$ $?$ not computed