Invariants
Level: | $280$ | $\SL_2$-level: | $10$ | Newform level: | $1$ | ||
Index: | $240$ | $\PSL_2$-index: | $120$ | ||||
Genus: | $5 = 1 + \frac{ 120 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 12 }{2}$ | ||||||
Cusps: | $12$ (of which $2$ are rational) | Cusp widths | $10^{12}$ | Cusp orbits | $1^{2}\cdot2\cdot4^{2}$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
Analytic rank: | not computed | ||||||
$\Q$-gonality: | $2 \le \gamma \le 5$ | ||||||
$\overline{\Q}$-gonality: | $2 \le \gamma \le 5$ | ||||||
Rational cusps: | $2$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 10A5 |
Level structure
$\GL_2(\Z/280\Z)$-generators: | $\begin{bmatrix}211&230\\140&241\end{bmatrix}$, $\begin{bmatrix}249&163\\44&125\end{bmatrix}$, $\begin{bmatrix}256&115\\65&31\end{bmatrix}$, $\begin{bmatrix}279&103\\269&50\end{bmatrix}$ |
Contains $-I$: | no $\quad$ (see 280.120.5.dh.1 for the level structure with $-I$) |
Cyclic 280-isogeny field degree: | $96$ |
Cyclic 280-torsion field degree: | $2304$ |
Full 280-torsion field degree: | $6193152$ |
Rational points
This modular curve has 2 rational cusps but no known non-cuspidal rational points.
Modular covers
The following modular covers realize this modular curve as a fiber product over $X(1)$.
Factor curve | Level | Index | Degree | Genus | Rank |
---|---|---|---|---|---|
$X_{\mathrm{arith}}(5)$ | $5$ | $2$ | $2$ | $0$ | $0$ |
56.2.0.b.1 | $56$ | $120$ | $60$ | $0$ | $0$ |
This modular curve minimally covers the modular curves listed below.
Covered curve | Level | Index | Degree | Genus | Rank |
---|---|---|---|---|---|
$X_{\mathrm{arith}}(5)$ | $5$ | $2$ | $2$ | $0$ | $0$ |
280.120.0-5.a.1.5 | $280$ | $2$ | $2$ | $0$ | $?$ |
280.48.1-280.gp.1.9 | $280$ | $5$ | $5$ | $1$ | $?$ |
280.48.1-280.gp.2.2 | $280$ | $5$ | $5$ | $1$ | $?$ |