Properties

Label 80.240.7-40.cj.1.1
Level $80$
Index $240$
Genus $7$
Cusps $8$
$\Q$-cusps $0$

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Invariants

Level: $80$ $\SL_2$-level: $80$ Newform level: $200$
Index: $240$ $\PSL_2$-index:$120$
Genus: $7 = 1 + \frac{ 120 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 8 }{2}$
Cusps: $8$ (none of which are rational) Cusp widths $5^{4}\cdot10^{2}\cdot40^{2}$ Cusp orbits $2^{4}$
Elliptic points: $0$ of order $2$ and $0$ of order $3$
Analytic rank: not computed
$\Q$-gonality: $4 \le \gamma \le 12$
$\overline{\Q}$-gonality: $4 \le \gamma \le 7$
Rational cusps: $0$
Rational CM points: none

Other labels

Cummins and Pauli (CP) label: 40G7

Level structure

$\GL_2(\Z/80\Z)$-generators: $\begin{bmatrix}24&53\\27&2\end{bmatrix}$, $\begin{bmatrix}36&49\\11&10\end{bmatrix}$, $\begin{bmatrix}43&50\\58&67\end{bmatrix}$, $\begin{bmatrix}61&2\\18&69\end{bmatrix}$, $\begin{bmatrix}62&53\\25&18\end{bmatrix}$, $\begin{bmatrix}62&53\\37&70\end{bmatrix}$, $\begin{bmatrix}72&61\\73&28\end{bmatrix}$
Contains $-I$: no $\quad$ (see 40.120.7.cj.1 for the level structure with $-I$)
Cyclic 80-isogeny field degree: $12$
Cyclic 80-torsion field degree: $192$
Full 80-torsion field degree: $49152$

Models

Canonical model in $\mathbb{P}^{ 6 }$ defined by 10 equations

$ 0 $ $=$ $ 2 x^{2} + 2 x z - y v + z w - w^{2} $
$=$ $x^{2} - 3 x w + y t - y u - y v + z^{2} - w^{2} + t^{2} - t u$
$=$ $3 x y - x t - y w - z t - z v - w u$
$=$ $x y - 2 x u + x v - 2 y z + y w + z t + z v - w u + w v$
$=$$\cdots$
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Singular plane model Singular plane model

$ 0 $ $=$ $ 256 x^{10} + 480 x^{9} z - 20 x^{8} y^{2} - 607 x^{8} z^{2} + 352 x^{7} y^{2} z - 1996 x^{7} z^{3} + \cdots + z^{10} $
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Rational points

This modular curve has no $\Q_p$ points for $p=3$, and therefore no rational points.

Maps to other modular curves

Map of degree 2 from the canonical model of this modular curve to the canonical model of the modular curve 20.60.3.c.1 :

$\displaystyle X$ $=$ $\displaystyle 5x+z-2w$
$\displaystyle Y$ $=$ $\displaystyle -z-3w$
$\displaystyle Z$ $=$ $\displaystyle -3z+w$

Equation of the image curve:

$0$ $=$ $ 2X^{4}-4X^{3}Y+6X^{2}Y^{2}-4XY^{3}+2Y^{4}+4X^{3}Z+17X^{2}YZ-17XY^{2}Z-4Y^{3}Z+5X^{2}Z^{2}+18XYZ^{2}+5Y^{2}Z^{2}+3XZ^{3}-3YZ^{3}-2Z^{4} $

Map of degree 1 from the canonical model of this modular curve to the plane model of the modular curve 40.120.7.cj.1 :

$\displaystyle X$ $=$ $\displaystyle x$
$\displaystyle Y$ $=$ $\displaystyle y$
$\displaystyle Z$ $=$ $\displaystyle w$

Equation of the image curve:

$0$ $=$ $ 256X^{10}+480X^{9}Z-20X^{8}Y^{2}-607X^{8}Z^{2}+352X^{7}Y^{2}Z-1996X^{7}Z^{3}-9X^{6}Y^{4}+624X^{6}Y^{2}Z^{2}-912X^{6}Z^{4}-150X^{5}Y^{4}Z-303X^{5}Y^{2}Z^{3}+1524X^{5}Z^{5}-20X^{4}Y^{6}+40X^{4}Y^{4}Z^{2}-1300X^{4}Y^{2}Z^{4}+2142X^{4}Z^{6}-4X^{3}Y^{6}Z+386X^{3}Y^{4}Z^{3}-1094X^{3}Y^{2}Z^{5}+1116X^{3}Z^{7}+4X^{2}Y^{8}-28X^{2}Y^{6}Z^{2}+269X^{2}Y^{4}Z^{4}-420X^{2}Y^{2}Z^{6}+272X^{2}Z^{8}-28XY^{6}Z^{3}+52XY^{4}Z^{5}-75XY^{2}Z^{7}+28XZ^{9}+4Y^{4}Z^{6}-4Y^{2}Z^{8}+Z^{10} $

Modular covers

The following modular covers realize this modular curve as a fiber product over $X(1)$.

Factor curve Level Index Degree Genus Rank
$X_{\mathrm{ns}}^+(5)$ $5$ $24$ $12$ $0$ $0$
16.24.0-8.n.1.8 $16$ $10$ $10$ $0$ $0$

This modular curve minimally covers the modular curves listed below.

Covered curve Level Index Degree Genus Rank
16.24.0-8.n.1.8 $16$ $10$ $10$ $0$ $0$

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

Covering curve Level Index Degree Genus
80.480.13-40.mz.1.1 $80$ $2$ $2$ $13$
80.480.13-40.nb.1.1 $80$ $2$ $2$ $13$
80.480.13-40.nd.1.1 $80$ $2$ $2$ $13$
80.480.13-40.nf.1.1 $80$ $2$ $2$ $13$
80.480.13-40.of.1.2 $80$ $2$ $2$ $13$
80.480.13-40.oh.1.1 $80$ $2$ $2$ $13$
80.480.13-40.oj.1.2 $80$ $2$ $2$ $13$
80.480.13-40.ol.1.1 $80$ $2$ $2$ $13$
80.480.15-40.ch.1.25 $80$ $2$ $2$ $15$
80.480.15-40.cp.1.14 $80$ $2$ $2$ $15$
80.480.15-40.dh.1.6 $80$ $2$ $2$ $15$
80.480.15-40.di.1.14 $80$ $2$ $2$ $15$
80.480.15-40.fh.1.12 $80$ $2$ $2$ $15$
80.480.15-40.fj.1.14 $80$ $2$ $2$ $15$
80.480.15-40.fl.1.12 $80$ $2$ $2$ $15$
80.480.15-40.fn.1.14 $80$ $2$ $2$ $15$
80.480.15-40.gq.1.1 $80$ $2$ $2$ $15$
80.480.15-40.gq.1.3 $80$ $2$ $2$ $15$
80.480.15-40.gq.2.1 $80$ $2$ $2$ $15$
80.480.15-40.gq.2.2 $80$ $2$ $2$ $15$
80.480.15-40.gr.1.1 $80$ $2$ $2$ $15$
80.480.15-40.gr.1.2 $80$ $2$ $2$ $15$
80.480.15-40.gr.2.1 $80$ $2$ $2$ $15$
80.480.15-40.gr.2.3 $80$ $2$ $2$ $15$
80.480.15-40.gs.1.1 $80$ $2$ $2$ $15$
80.480.15-40.gs.1.2 $80$ $2$ $2$ $15$
80.480.15-40.gs.2.1 $80$ $2$ $2$ $15$
80.480.15-40.gs.2.3 $80$ $2$ $2$ $15$
80.480.15-40.gt.1.1 $80$ $2$ $2$ $15$
80.480.15-40.gt.1.3 $80$ $2$ $2$ $15$
80.480.15-40.gt.2.1 $80$ $2$ $2$ $15$
80.480.15-40.gt.2.2 $80$ $2$ $2$ $15$
80.480.15-40.gu.1.1 $80$ $2$ $2$ $15$
80.480.15-40.gu.1.2 $80$ $2$ $2$ $15$
80.480.15-40.gu.2.1 $80$ $2$ $2$ $15$
80.480.15-40.gu.2.3 $80$ $2$ $2$ $15$
80.480.15-40.gv.1.1 $80$ $2$ $2$ $15$
80.480.15-40.gv.1.3 $80$ $2$ $2$ $15$
80.480.15-40.gv.2.1 $80$ $2$ $2$ $15$
80.480.15-40.gv.2.2 $80$ $2$ $2$ $15$
80.480.15-40.gw.1.1 $80$ $2$ $2$ $15$
80.480.15-40.gw.1.3 $80$ $2$ $2$ $15$
80.480.15-40.gw.2.1 $80$ $2$ $2$ $15$
80.480.15-40.gw.2.2 $80$ $2$ $2$ $15$
80.480.15-40.gx.1.1 $80$ $2$ $2$ $15$
80.480.15-40.gx.1.2 $80$ $2$ $2$ $15$
80.480.15-40.gx.2.1 $80$ $2$ $2$ $15$
80.480.15-40.gx.2.3 $80$ $2$ $2$ $15$
80.480.15-40.gz.1.16 $80$ $2$ $2$ $15$
80.480.15-40.hb.1.16 $80$ $2$ $2$ $15$
80.480.15-40.hd.1.16 $80$ $2$ $2$ $15$
80.480.15-40.hf.1.16 $80$ $2$ $2$ $15$
80.480.15-40.if.1.16 $80$ $2$ $2$ $15$
80.480.15-40.ih.1.15 $80$ $2$ $2$ $15$
80.480.15-40.ij.1.16 $80$ $2$ $2$ $15$
80.480.15-40.il.1.13 $80$ $2$ $2$ $15$
80.480.15-80.bg.1.5 $80$ $2$ $2$ $15$
80.480.15-80.bg.1.37 $80$ $2$ $2$ $15$
80.480.15-80.bh.1.3 $80$ $2$ $2$ $15$
80.480.15-80.bh.1.35 $80$ $2$ $2$ $15$
80.480.15-80.bk.1.5 $80$ $2$ $2$ $15$
80.480.15-80.bk.1.37 $80$ $2$ $2$ $15$
80.480.15-80.bl.1.5 $80$ $2$ $2$ $15$
80.480.15-80.bl.1.37 $80$ $2$ $2$ $15$
80.480.15-80.bo.1.1 $80$ $2$ $2$ $15$
80.480.15-80.bo.1.33 $80$ $2$ $2$ $15$
80.480.15-80.bo.2.1 $80$ $2$ $2$ $15$
80.480.15-80.bo.2.9 $80$ $2$ $2$ $15$
80.480.15-80.bp.1.1 $80$ $2$ $2$ $15$
80.480.15-80.bp.1.33 $80$ $2$ $2$ $15$
80.480.15-80.bp.2.1 $80$ $2$ $2$ $15$
80.480.15-80.bp.2.9 $80$ $2$ $2$ $15$
80.480.15-80.bq.1.1 $80$ $2$ $2$ $15$
80.480.15-80.bq.1.33 $80$ $2$ $2$ $15$
80.480.15-80.bq.2.1 $80$ $2$ $2$ $15$
80.480.15-80.bq.2.9 $80$ $2$ $2$ $15$
80.480.15-80.br.1.1 $80$ $2$ $2$ $15$
80.480.15-80.br.1.33 $80$ $2$ $2$ $15$
80.480.15-80.br.2.1 $80$ $2$ $2$ $15$
80.480.15-80.br.2.9 $80$ $2$ $2$ $15$
80.480.15-80.bs.1.1 $80$ $2$ $2$ $15$
80.480.15-80.bs.1.33 $80$ $2$ $2$ $15$
80.480.15-80.bs.2.1 $80$ $2$ $2$ $15$
80.480.15-80.bs.2.9 $80$ $2$ $2$ $15$
80.480.15-80.bt.1.1 $80$ $2$ $2$ $15$
80.480.15-80.bt.1.33 $80$ $2$ $2$ $15$
80.480.15-80.bt.2.1 $80$ $2$ $2$ $15$
80.480.15-80.bt.2.9 $80$ $2$ $2$ $15$
80.480.15-80.bu.1.1 $80$ $2$ $2$ $15$
80.480.15-80.bu.1.33 $80$ $2$ $2$ $15$
80.480.15-80.bu.2.1 $80$ $2$ $2$ $15$
80.480.15-80.bu.2.9 $80$ $2$ $2$ $15$
80.480.15-80.bv.1.1 $80$ $2$ $2$ $15$
80.480.15-80.bv.1.33 $80$ $2$ $2$ $15$
80.480.15-80.bv.2.1 $80$ $2$ $2$ $15$
80.480.15-80.bv.2.9 $80$ $2$ $2$ $15$
80.480.15-80.bw.1.9 $80$ $2$ $2$ $15$
80.480.15-80.bw.1.41 $80$ $2$ $2$ $15$
80.480.15-80.bx.1.9 $80$ $2$ $2$ $15$
80.480.15-80.bx.1.41 $80$ $2$ $2$ $15$
80.480.15-80.ca.1.5 $80$ $2$ $2$ $15$
80.480.15-80.ca.1.37 $80$ $2$ $2$ $15$
80.480.15-80.cb.1.9 $80$ $2$ $2$ $15$
80.480.15-80.cb.1.41 $80$ $2$ $2$ $15$
80.480.17-80.cm.1.9 $80$ $2$ $2$ $17$
80.480.17-80.cm.1.41 $80$ $2$ $2$ $17$
80.480.17-80.cn.1.5 $80$ $2$ $2$ $17$
80.480.17-80.cn.1.37 $80$ $2$ $2$ $17$
80.480.17-80.di.1.10 $80$ $2$ $2$ $17$
80.480.17-80.di.1.42 $80$ $2$ $2$ $17$
80.480.17-80.dj.1.6 $80$ $2$ $2$ $17$
80.480.17-80.dj.1.38 $80$ $2$ $2$ $17$
80.480.17-80.ec.1.4 $80$ $2$ $2$ $17$
80.480.17-80.ec.1.36 $80$ $2$ $2$ $17$
80.480.17-80.ed.1.6 $80$ $2$ $2$ $17$
80.480.17-80.ed.1.38 $80$ $2$ $2$ $17$
80.480.17-80.eg.1.3 $80$ $2$ $2$ $17$
80.480.17-80.eg.1.35 $80$ $2$ $2$ $17$
80.480.17-80.eh.1.5 $80$ $2$ $2$ $17$
80.480.17-80.eh.1.37 $80$ $2$ $2$ $17$
240.480.13-120.bwr.1.29 $240$ $2$ $2$ $13$
240.480.13-120.bwt.1.31 $240$ $2$ $2$ $13$
240.480.13-120.bwv.1.27 $240$ $2$ $2$ $13$
240.480.13-120.bwx.1.31 $240$ $2$ $2$ $13$
240.480.13-120.caj.1.31 $240$ $2$ $2$ $13$
240.480.13-120.cal.1.31 $240$ $2$ $2$ $13$
240.480.13-120.can.1.23 $240$ $2$ $2$ $13$
240.480.13-120.cap.1.31 $240$ $2$ $2$ $13$
240.480.15-120.hv.1.26 $240$ $2$ $2$ $15$
240.480.15-120.hx.1.30 $240$ $2$ $2$ $15$
240.480.15-120.hz.1.26 $240$ $2$ $2$ $15$
240.480.15-120.ib.1.30 $240$ $2$ $2$ $15$
240.480.15-120.lt.1.30 $240$ $2$ $2$ $15$
240.480.15-120.lv.1.32 $240$ $2$ $2$ $15$
240.480.15-120.lx.1.30 $240$ $2$ $2$ $15$
240.480.15-120.lz.1.32 $240$ $2$ $2$ $15$
240.480.15-120.oe.1.25 $240$ $2$ $2$ $15$
240.480.15-120.oe.1.29 $240$ $2$ $2$ $15$
240.480.15-120.oe.2.25 $240$ $2$ $2$ $15$
240.480.15-120.oe.2.29 $240$ $2$ $2$ $15$
240.480.15-120.of.1.29 $240$ $2$ $2$ $15$
240.480.15-120.of.1.31 $240$ $2$ $2$ $15$
240.480.15-120.of.2.29 $240$ $2$ $2$ $15$
240.480.15-120.of.2.31 $240$ $2$ $2$ $15$
240.480.15-120.og.1.41 $240$ $2$ $2$ $15$
240.480.15-120.og.1.45 $240$ $2$ $2$ $15$
240.480.15-120.og.2.25 $240$ $2$ $2$ $15$
240.480.15-120.og.2.29 $240$ $2$ $2$ $15$
240.480.15-120.oh.1.45 $240$ $2$ $2$ $15$
240.480.15-120.oh.1.47 $240$ $2$ $2$ $15$
240.480.15-120.oh.2.29 $240$ $2$ $2$ $15$
240.480.15-120.oh.2.31 $240$ $2$ $2$ $15$
240.480.15-120.oi.1.45 $240$ $2$ $2$ $15$
240.480.15-120.oi.1.47 $240$ $2$ $2$ $15$
240.480.15-120.oi.2.29 $240$ $2$ $2$ $15$
240.480.15-120.oi.2.31 $240$ $2$ $2$ $15$
240.480.15-120.oj.1.41 $240$ $2$ $2$ $15$
240.480.15-120.oj.1.45 $240$ $2$ $2$ $15$
240.480.15-120.oj.2.25 $240$ $2$ $2$ $15$
240.480.15-120.oj.2.29 $240$ $2$ $2$ $15$
240.480.15-120.ok.1.29 $240$ $2$ $2$ $15$
240.480.15-120.ok.1.31 $240$ $2$ $2$ $15$
240.480.15-120.ok.2.29 $240$ $2$ $2$ $15$
240.480.15-120.ok.2.31 $240$ $2$ $2$ $15$
240.480.15-120.ol.1.25 $240$ $2$ $2$ $15$
240.480.15-120.ol.1.29 $240$ $2$ $2$ $15$
240.480.15-120.ol.2.25 $240$ $2$ $2$ $15$
240.480.15-120.ol.2.29 $240$ $2$ $2$ $15$
240.480.15-120.on.1.10 $240$ $2$ $2$ $15$
240.480.15-120.op.1.14 $240$ $2$ $2$ $15$
240.480.15-120.or.1.10 $240$ $2$ $2$ $15$
240.480.15-120.ot.1.14 $240$ $2$ $2$ $15$
240.480.15-120.sf.1.10 $240$ $2$ $2$ $15$
240.480.15-120.sh.1.14 $240$ $2$ $2$ $15$
240.480.15-120.sj.1.30 $240$ $2$ $2$ $15$
240.480.15-120.sl.1.14 $240$ $2$ $2$ $15$
240.480.15-240.bg.1.2 $240$ $2$ $2$ $15$
240.480.15-240.bg.1.66 $240$ $2$ $2$ $15$
240.480.15-240.bh.1.2 $240$ $2$ $2$ $15$
240.480.15-240.bh.1.34 $240$ $2$ $2$ $15$
240.480.15-240.bk.1.3 $240$ $2$ $2$ $15$
240.480.15-240.bk.1.67 $240$ $2$ $2$ $15$
240.480.15-240.bl.1.3 $240$ $2$ $2$ $15$
240.480.15-240.bl.1.35 $240$ $2$ $2$ $15$
240.480.15-240.bo.1.4 $240$ $2$ $2$ $15$
240.480.15-240.bo.1.20 $240$ $2$ $2$ $15$
240.480.15-240.bo.2.4 $240$ $2$ $2$ $15$
240.480.15-240.bo.2.36 $240$ $2$ $2$ $15$
240.480.15-240.bp.1.4 $240$ $2$ $2$ $15$
240.480.15-240.bp.1.20 $240$ $2$ $2$ $15$
240.480.15-240.bp.2.4 $240$ $2$ $2$ $15$
240.480.15-240.bp.2.36 $240$ $2$ $2$ $15$
240.480.15-240.bq.1.4 $240$ $2$ $2$ $15$
240.480.15-240.bq.1.36 $240$ $2$ $2$ $15$
240.480.15-240.bq.2.4 $240$ $2$ $2$ $15$
240.480.15-240.bq.2.68 $240$ $2$ $2$ $15$
240.480.15-240.br.1.4 $240$ $2$ $2$ $15$
240.480.15-240.br.1.36 $240$ $2$ $2$ $15$
240.480.15-240.br.2.4 $240$ $2$ $2$ $15$
240.480.15-240.br.2.68 $240$ $2$ $2$ $15$
240.480.15-240.bs.1.4 $240$ $2$ $2$ $15$
240.480.15-240.bs.1.36 $240$ $2$ $2$ $15$
240.480.15-240.bs.2.4 $240$ $2$ $2$ $15$
240.480.15-240.bs.2.68 $240$ $2$ $2$ $15$
240.480.15-240.bt.1.4 $240$ $2$ $2$ $15$
240.480.15-240.bt.1.36 $240$ $2$ $2$ $15$
240.480.15-240.bt.2.4 $240$ $2$ $2$ $15$
240.480.15-240.bt.2.68 $240$ $2$ $2$ $15$
240.480.15-240.bu.1.4 $240$ $2$ $2$ $15$
240.480.15-240.bu.1.20 $240$ $2$ $2$ $15$
240.480.15-240.bu.2.4 $240$ $2$ $2$ $15$
240.480.15-240.bu.2.36 $240$ $2$ $2$ $15$
240.480.15-240.bv.1.4 $240$ $2$ $2$ $15$
240.480.15-240.bv.1.20 $240$ $2$ $2$ $15$
240.480.15-240.bv.2.4 $240$ $2$ $2$ $15$
240.480.15-240.bv.2.36 $240$ $2$ $2$ $15$
240.480.15-240.bw.1.2 $240$ $2$ $2$ $15$
240.480.15-240.bw.1.34 $240$ $2$ $2$ $15$
240.480.15-240.bx.1.2 $240$ $2$ $2$ $15$
240.480.15-240.bx.1.18 $240$ $2$ $2$ $15$
240.480.15-240.ca.1.2 $240$ $2$ $2$ $15$
240.480.15-240.ca.1.34 $240$ $2$ $2$ $15$
240.480.15-240.cb.1.2 $240$ $2$ $2$ $15$
240.480.15-240.cb.1.18 $240$ $2$ $2$ $15$
240.480.17-240.fq.1.4 $240$ $2$ $2$ $17$
240.480.17-240.fq.1.36 $240$ $2$ $2$ $17$
240.480.17-240.fr.1.4 $240$ $2$ $2$ $17$
240.480.17-240.fr.1.68 $240$ $2$ $2$ $17$
240.480.17-240.jm.1.2 $240$ $2$ $2$ $17$
240.480.17-240.jm.1.18 $240$ $2$ $2$ $17$
240.480.17-240.jn.1.2 $240$ $2$ $2$ $17$
240.480.17-240.jn.1.34 $240$ $2$ $2$ $17$
240.480.17-240.lm.1.2 $240$ $2$ $2$ $17$
240.480.17-240.lm.1.66 $240$ $2$ $2$ $17$
240.480.17-240.ln.1.2 $240$ $2$ $2$ $17$
240.480.17-240.ln.1.66 $240$ $2$ $2$ $17$
240.480.17-240.lq.1.2 $240$ $2$ $2$ $17$
240.480.17-240.lq.1.34 $240$ $2$ $2$ $17$
240.480.17-240.lr.1.2 $240$ $2$ $2$ $17$
240.480.17-240.lr.1.66 $240$ $2$ $2$ $17$