Invariants
Level: | $48$ | $\SL_2$-level: | $16$ | Newform level: | $288$ | ||
Index: | $192$ | $\PSL_2$-index: | $96$ | ||||
Genus: | $1 = 1 + \frac{ 96 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 16 }{2}$ | ||||||
Cusps: | $16$ (none of which are rational) | Cusp widths | $2^{8}\cdot4^{4}\cdot16^{4}$ | Cusp orbits | $2^{2}\cdot4^{3}$ | ||
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: | 16M1 |
Rouse, Sutherland, and Zureick-Brown (RSZB) label: | 48.192.1.906 |
Level structure
$\GL_2(\Z/48\Z)$-generators: | $\begin{bmatrix}5&43\\40&27\end{bmatrix}$, $\begin{bmatrix}23&42\\12&13\end{bmatrix}$, $\begin{bmatrix}37&15\\8&7\end{bmatrix}$ |
Contains $-I$: | no $\quad$ (see 48.96.1.en.1 for the level structure with $-I$) |
Cyclic 48-isogeny field degree: | $8$ |
Cyclic 48-torsion field degree: | $64$ |
Full 48-torsion field degree: | $6144$ |
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} - 2 y^{2} + z^{2} $ |
$=$ | $9 x^{2} + 6 y^{2} + 3 z^{2} - w^{2}$ |
Rational points
This modular curve has real points and $\Q_p$ points for $p$ not dividing the level, but no known rational points.
Maps to other modular curves
$j$-invariant map of degree 96 from the embedded model of this modular curve to the modular curve $X(1)$ :
$\displaystyle j$ | $=$ | $\displaystyle -\frac{2}{3}\cdot\frac{(36z^{4}-144z^{3}w+108z^{2}w^{2}-24zw^{3}+w^{4})^{3}(36z^{4}+144z^{3}w+108z^{2}w^{2}+24zw^{3}+w^{4})^{3}}{w^{2}z^{2}(6z^{2}-w^{2})^{2}(6z^{2}+w^{2})^{8}}$ |
Modular covers
This modular curve minimally covers the modular curves listed below.
Covered curve | Level | Index | Degree | Genus | Rank | Kernel decomposition |
---|---|---|---|---|---|---|
16.96.0-16.y.1.1 | $16$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
24.96.0-24.bo.1.2 | $24$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
48.96.0-16.y.1.3 | $48$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
48.96.0-48.ba.2.5 | $48$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
48.96.0-48.ba.2.13 | $48$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
48.96.0-24.bo.1.4 | $48$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
48.96.0-48.by.2.3 | $48$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
48.96.0-48.by.2.4 | $48$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
48.96.1-48.bw.2.5 | $48$ | $2$ | $2$ | $1$ | $0$ | dimension zero |
48.96.1-48.bw.2.6 | $48$ | $2$ | $2$ | $1$ | $0$ | dimension zero |
48.96.1-48.ca.1.9 | $48$ | $2$ | $2$ | $1$ | $0$ | dimension zero |
48.96.1-48.ca.1.10 | $48$ | $2$ | $2$ | $1$ | $0$ | dimension zero |
48.96.1-48.cl.1.3 | $48$ | $2$ | $2$ | $1$ | $0$ | dimension zero |
48.96.1-48.cl.1.4 | $48$ | $2$ | $2$ | $1$ | $0$ | 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 |
---|---|---|---|---|---|---|
48.576.17-48.clw.2.2 | $48$ | $3$ | $3$ | $17$ | $3$ | $1^{8}\cdot2^{4}$ |
48.768.17-48.bms.2.5 | $48$ | $4$ | $4$ | $17$ | $2$ | $1^{8}\cdot2^{4}$ |