Invariants
| Level: | $120$ | $\SL_2$-level: | $8$ | ||||
| Index: | $48$ | $\PSL_2$-index: | $24$ | ||||
| Genus: | $0 = 1 + \frac{ 24 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 6 }{2}$ | ||||||
| Cusps: | $6$ (of which $2$ are rational) | Cusp widths | $2^{2}\cdot4^{3}\cdot8$ | Cusp orbits | $1^{2}\cdot2^{2}$ | ||
| Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
| $\Q$-gonality: | $1$ | ||||||
| $\overline{\Q}$-gonality: | $1$ | ||||||
| Rational cusps: | $2$ | ||||||
| Rational CM points: | none |
Other labels
| Cummins and Pauli (CP) label: | 8J0 |
Level structure
| $\GL_2(\Z/120\Z)$-generators: | $\begin{bmatrix}29&16\\50&113\end{bmatrix}$, $\begin{bmatrix}43&84\\8&47\end{bmatrix}$, $\begin{bmatrix}61&0\\18&83\end{bmatrix}$, $\begin{bmatrix}67&16\\8&97\end{bmatrix}$, $\begin{bmatrix}69&100\\106&3\end{bmatrix}$, $\begin{bmatrix}103&116\\88&105\end{bmatrix}$ |
| Contains $-I$: | no $\quad$ (see 24.24.0.i.1 for the level structure with $-I$) |
| Cyclic 120-isogeny field degree: | $48$ |
| Cyclic 120-torsion field degree: | $1536$ |
| Full 120-torsion field degree: | $737280$ |
Models
This modular curve is isomorphic to $\mathbb{P}^1$.
Rational points
This modular curve has infinitely many rational points, including 90 stored non-cuspidal points.
Maps to other modular curves
$j$-invariant map of degree 24 to the modular curve $X(1)$ :
| $\displaystyle j$ | $=$ | $\displaystyle \frac{2^4}{3^2}\cdot\frac{x^{24}(1296x^{8}+864x^{6}y^{2}+180x^{4}y^{4}+12x^{2}y^{6}+y^{8})^{3}}{y^{8}x^{28}(3x^{2}+y^{2})^{2}(6x^{2}+y^{2})^{4}}$ |
Modular covers
This modular curve minimally covers the modular curves listed below.
| Covered curve | Level | Index | Degree | Genus | Rank |
|---|---|---|---|---|---|
| 40.24.0-4.b.1.2 | $40$ | $2$ | $2$ | $0$ | $0$ |
| 60.24.0-4.b.1.1 | $60$ | $2$ | $2$ | $0$ | $0$ |
This modular curve is minimally covered by the modular curves in the database listed below.
| Covering curve | Level | Index | Degree | Genus |
|---|---|---|---|---|
| 120.96.0-24.b.2.4 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.c.1.6 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.e.1.1 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.f.1.2 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.h.1.6 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.j.2.2 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.l.1.4 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.n.1.3 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.q.2.6 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.s.2.2 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.u.1.1 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.w.1.3 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.y.2.2 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.z.1.6 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.bb.1.3 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-24.bc.1.1 | $120$ | $2$ | $2$ | $0$ |
| 120.96.1-24.q.1.2 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-24.s.1.2 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-24.x.1.1 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-24.y.1.2 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-24.bd.1.6 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-24.bf.2.2 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-24.bh.1.6 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-24.bj.1.3 | $120$ | $2$ | $2$ | $1$ |
| 120.144.4-24.y.1.3 | $120$ | $3$ | $3$ | $4$ |
| 120.192.3-24.bp.2.7 | $120$ | $4$ | $4$ | $3$ |
| 120.96.0-120.t.2.15 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.u.2.1 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.x.2.2 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.y.1.12 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.bd.2.9 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.bf.2.4 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.bl.2.3 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.bn.1.9 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.bt.2.2 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.bv.2.3 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.cb.1.3 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.cd.2.10 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.ch.2.3 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.ci.2.2 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.cl.1.2 | $120$ | $2$ | $2$ | $0$ |
| 120.96.0-120.cm.1.1 | $120$ | $2$ | $2$ | $0$ |
| 120.96.1-120.dm.1.26 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-120.dn.2.13 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-120.dq.2.13 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-120.dr.1.26 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-120.dw.1.9 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-120.dy.1.25 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-120.ee.1.21 | $120$ | $2$ | $2$ | $1$ |
| 120.96.1-120.eg.1.9 | $120$ | $2$ | $2$ | $1$ |
| 120.240.8-120.bd.2.34 | $120$ | $5$ | $5$ | $8$ |
| 120.288.7-120.ys.2.24 | $120$ | $6$ | $6$ | $7$ |
| 120.480.15-120.bp.2.19 | $120$ | $10$ | $10$ | $15$ |