Invariants
Level: | $8$ | $\SL_2$-level: | $8$ | ||||
Index: | $48$ | $\PSL_2$-index: | $48$ | ||||
Genus: | $0 = 1 + \frac{ 48 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 10 }{2}$ | ||||||
Cusps: | $10$ (of which $4$ are rational) | Cusp widths | $4^{8}\cdot8^{2}$ | Cusp orbits | $1^{4}\cdot2^{3}$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
$\Q$-gonality: | $1$ | ||||||
$\overline{\Q}$-gonality: | $1$ | ||||||
Rational cusps: | $4$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 8N0 |
Sutherland and Zywina (SZ) label: | 8N0-8f |
Rouse and Zureick-Brown (RZB) label: | X189 |
Rouse, Sutherland, and Zureick-Brown (RSZB) label: | 8.48.0.45 |
Level structure
Models
This modular curve is isomorphic to $\mathbb{P}^1$.
Rational points
This modular curve has infinitely many rational points, including 6 stored non-cuspidal points.
Maps to other modular curves
$j$-invariant map of degree 48 to the modular curve $X(1)$ :
$\displaystyle j$ | $=$ | $\displaystyle \frac{x^{48}(x^{8}-4x^{7}y+4x^{6}y^{2}+28x^{5}y^{3}+6x^{4}y^{4}-28x^{3}y^{5}+4x^{2}y^{6}+4xy^{7}+y^{8})^{3}(x^{8}+4x^{7}y+4x^{6}y^{2}-28x^{5}y^{3}+6x^{4}y^{4}+28x^{3}y^{5}+4x^{2}y^{6}-4xy^{7}+y^{8})^{3}}{y^{4}x^{52}(x-y)^{4}(x+y)^{4}(x^{2}+y^{2})^{8}(x^{2}-2xy-y^{2})^{4}(x^{2}+2xy-y^{2})^{4}}$ |
Modular covers
Cover information
Click on a modular curve in the diagram to see information about it.
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This modular curve minimally covers the modular curves listed below.
Covered curve | Level | Index | Degree | Genus | Rank |
---|---|---|---|---|---|
$X_{\mathrm{sp}}(4)$ | $4$ | $2$ | $2$ | $0$ | $0$ |
8.24.0.e.1 | $8$ | $2$ | $2$ | $0$ | $0$ |
8.24.0.e.2 | $8$ | $2$ | $2$ | $0$ | $0$ |
This modular curve is minimally covered by the modular curves in the database listed below.
Covering curve | Level | Index | Degree | Genus |
---|---|---|---|---|
8.96.1.f.1 | $8$ | $2$ | $2$ | $1$ |
8.96.1.f.2 | $8$ | $2$ | $2$ | $1$ |
8.96.1.g.1 | $8$ | $2$ | $2$ | $1$ |
8.96.1.g.2 | $8$ | $2$ | $2$ | $1$ |
8.96.3.i.1 | $8$ | $2$ | $2$ | $3$ |
8.96.3.j.1 | $8$ | $2$ | $2$ | $3$ |
16.96.2.a.1 | $16$ | $2$ | $2$ | $2$ |
16.96.2.b.1 | $16$ | $2$ | $2$ | $2$ |
16.96.2.c.1 | $16$ | $2$ | $2$ | $2$ |
16.96.2.d.1 | $16$ | $2$ | $2$ | $2$ |
24.96.1.w.1 | $24$ | $2$ | $2$ | $1$ |
24.96.1.w.2 | $24$ | $2$ | $2$ | $1$ |
24.96.1.x.1 | $24$ | $2$ | $2$ | $1$ |
24.96.1.x.2 | $24$ | $2$ | $2$ | $1$ |
24.96.3.z.1 | $24$ | $2$ | $2$ | $3$ |
24.96.3.ba.1 | $24$ | $2$ | $2$ | $3$ |
24.144.8.l.1 | $24$ | $3$ | $3$ | $8$ |
24.192.7.i.1 | $24$ | $4$ | $4$ | $7$ |
40.96.1.w.1 | $40$ | $2$ | $2$ | $1$ |
40.96.1.w.2 | $40$ | $2$ | $2$ | $1$ |
40.96.1.x.1 | $40$ | $2$ | $2$ | $1$ |
40.96.1.x.2 | $40$ | $2$ | $2$ | $1$ |
40.96.3.be.1 | $40$ | $2$ | $2$ | $3$ |
40.96.3.bf.1 | $40$ | $2$ | $2$ | $3$ |
40.240.16.f.1 | $40$ | $5$ | $5$ | $16$ |
40.288.15.i.1 | $40$ | $6$ | $6$ | $15$ |
40.480.31.l.1 | $40$ | $10$ | $10$ | $31$ |
48.96.2.a.1 | $48$ | $2$ | $2$ | $2$ |
48.96.2.b.1 | $48$ | $2$ | $2$ | $2$ |
48.96.2.c.1 | $48$ | $2$ | $2$ | $2$ |
48.96.2.d.1 | $48$ | $2$ | $2$ | $2$ |
56.96.1.w.1 | $56$ | $2$ | $2$ | $1$ |
56.96.1.w.2 | $56$ | $2$ | $2$ | $1$ |
56.96.1.x.1 | $56$ | $2$ | $2$ | $1$ |
56.96.1.x.2 | $56$ | $2$ | $2$ | $1$ |
56.96.3.w.1 | $56$ | $2$ | $2$ | $3$ |
56.96.3.x.1 | $56$ | $2$ | $2$ | $3$ |
56.384.23.i.1 | $56$ | $8$ | $8$ | $23$ |
56.1008.70.l.1 | $56$ | $21$ | $21$ | $70$ |
56.1344.93.l.1 | $56$ | $28$ | $28$ | $93$ |
80.96.2.e.1 | $80$ | $2$ | $2$ | $2$ |
80.96.2.f.1 | $80$ | $2$ | $2$ | $2$ |
80.96.2.g.1 | $80$ | $2$ | $2$ | $2$ |
80.96.2.h.1 | $80$ | $2$ | $2$ | $2$ |
88.96.1.w.1 | $88$ | $2$ | $2$ | $1$ |
88.96.1.w.2 | $88$ | $2$ | $2$ | $1$ |
88.96.1.x.1 | $88$ | $2$ | $2$ | $1$ |
88.96.1.x.2 | $88$ | $2$ | $2$ | $1$ |
88.96.3.w.1 | $88$ | $2$ | $2$ | $3$ |
88.96.3.x.1 | $88$ | $2$ | $2$ | $3$ |
104.96.1.w.1 | $104$ | $2$ | $2$ | $1$ |
104.96.1.w.2 | $104$ | $2$ | $2$ | $1$ |
104.96.1.x.1 | $104$ | $2$ | $2$ | $1$ |
104.96.1.x.2 | $104$ | $2$ | $2$ | $1$ |
104.96.3.be.1 | $104$ | $2$ | $2$ | $3$ |
104.96.3.bf.1 | $104$ | $2$ | $2$ | $3$ |
112.96.2.a.1 | $112$ | $2$ | $2$ | $2$ |
112.96.2.b.1 | $112$ | $2$ | $2$ | $2$ |
112.96.2.c.1 | $112$ | $2$ | $2$ | $2$ |
112.96.2.d.1 | $112$ | $2$ | $2$ | $2$ |
120.96.1.cy.1 | $120$ | $2$ | $2$ | $1$ |
120.96.1.cy.2 | $120$ | $2$ | $2$ | $1$ |
120.96.1.cz.1 | $120$ | $2$ | $2$ | $1$ |
120.96.1.cz.2 | $120$ | $2$ | $2$ | $1$ |
120.96.3.cw.1 | $120$ | $2$ | $2$ | $3$ |
120.96.3.cx.1 | $120$ | $2$ | $2$ | $3$ |
136.96.1.w.1 | $136$ | $2$ | $2$ | $1$ |
136.96.1.w.2 | $136$ | $2$ | $2$ | $1$ |
136.96.1.x.1 | $136$ | $2$ | $2$ | $1$ |
136.96.1.x.2 | $136$ | $2$ | $2$ | $1$ |
136.96.3.be.1 | $136$ | $2$ | $2$ | $3$ |
136.96.3.bf.1 | $136$ | $2$ | $2$ | $3$ |
152.96.1.w.1 | $152$ | $2$ | $2$ | $1$ |
152.96.1.w.2 | $152$ | $2$ | $2$ | $1$ |
152.96.1.x.1 | $152$ | $2$ | $2$ | $1$ |
152.96.1.x.2 | $152$ | $2$ | $2$ | $1$ |
152.96.3.w.1 | $152$ | $2$ | $2$ | $3$ |
152.96.3.x.1 | $152$ | $2$ | $2$ | $3$ |
168.96.1.cy.1 | $168$ | $2$ | $2$ | $1$ |
168.96.1.cy.2 | $168$ | $2$ | $2$ | $1$ |
168.96.1.cz.1 | $168$ | $2$ | $2$ | $1$ |
168.96.1.cz.2 | $168$ | $2$ | $2$ | $1$ |
168.96.3.co.1 | $168$ | $2$ | $2$ | $3$ |
168.96.3.cp.1 | $168$ | $2$ | $2$ | $3$ |
176.96.2.a.1 | $176$ | $2$ | $2$ | $2$ |
176.96.2.b.1 | $176$ | $2$ | $2$ | $2$ |
176.96.2.c.1 | $176$ | $2$ | $2$ | $2$ |
176.96.2.d.1 | $176$ | $2$ | $2$ | $2$ |
184.96.1.w.1 | $184$ | $2$ | $2$ | $1$ |
184.96.1.w.2 | $184$ | $2$ | $2$ | $1$ |
184.96.1.x.1 | $184$ | $2$ | $2$ | $1$ |
184.96.1.x.2 | $184$ | $2$ | $2$ | $1$ |
184.96.3.w.1 | $184$ | $2$ | $2$ | $3$ |
184.96.3.x.1 | $184$ | $2$ | $2$ | $3$ |
208.96.2.c.1 | $208$ | $2$ | $2$ | $2$ |
208.96.2.d.1 | $208$ | $2$ | $2$ | $2$ |
208.96.2.i.1 | $208$ | $2$ | $2$ | $2$ |
208.96.2.j.1 | $208$ | $2$ | $2$ | $2$ |
232.96.1.w.1 | $232$ | $2$ | $2$ | $1$ |
232.96.1.w.2 | $232$ | $2$ | $2$ | $1$ |
232.96.1.x.1 | $232$ | $2$ | $2$ | $1$ |
232.96.1.x.2 | $232$ | $2$ | $2$ | $1$ |
232.96.3.be.1 | $232$ | $2$ | $2$ | $3$ |
232.96.3.bf.1 | $232$ | $2$ | $2$ | $3$ |
240.96.2.e.1 | $240$ | $2$ | $2$ | $2$ |
240.96.2.f.1 | $240$ | $2$ | $2$ | $2$ |
240.96.2.g.1 | $240$ | $2$ | $2$ | $2$ |
240.96.2.h.1 | $240$ | $2$ | $2$ | $2$ |
248.96.1.w.1 | $248$ | $2$ | $2$ | $1$ |
248.96.1.w.2 | $248$ | $2$ | $2$ | $1$ |
248.96.1.x.1 | $248$ | $2$ | $2$ | $1$ |
248.96.1.x.2 | $248$ | $2$ | $2$ | $1$ |
248.96.3.w.1 | $248$ | $2$ | $2$ | $3$ |
248.96.3.x.1 | $248$ | $2$ | $2$ | $3$ |
264.96.1.cy.1 | $264$ | $2$ | $2$ | $1$ |
264.96.1.cy.2 | $264$ | $2$ | $2$ | $1$ |
264.96.1.cz.1 | $264$ | $2$ | $2$ | $1$ |
264.96.1.cz.2 | $264$ | $2$ | $2$ | $1$ |
264.96.3.co.1 | $264$ | $2$ | $2$ | $3$ |
264.96.3.cp.1 | $264$ | $2$ | $2$ | $3$ |
272.96.2.a.1 | $272$ | $2$ | $2$ | $2$ |
272.96.2.b.1 | $272$ | $2$ | $2$ | $2$ |
272.96.2.k.1 | $272$ | $2$ | $2$ | $2$ |
272.96.2.l.1 | $272$ | $2$ | $2$ | $2$ |
280.96.1.cy.1 | $280$ | $2$ | $2$ | $1$ |
280.96.1.cy.2 | $280$ | $2$ | $2$ | $1$ |
280.96.1.cz.1 | $280$ | $2$ | $2$ | $1$ |
280.96.1.cz.2 | $280$ | $2$ | $2$ | $1$ |
280.96.3.cw.1 | $280$ | $2$ | $2$ | $3$ |
280.96.3.cx.1 | $280$ | $2$ | $2$ | $3$ |
296.96.1.w.1 | $296$ | $2$ | $2$ | $1$ |
296.96.1.w.2 | $296$ | $2$ | $2$ | $1$ |
296.96.1.x.1 | $296$ | $2$ | $2$ | $1$ |
296.96.1.x.2 | $296$ | $2$ | $2$ | $1$ |
296.96.3.be.1 | $296$ | $2$ | $2$ | $3$ |
296.96.3.bf.1 | $296$ | $2$ | $2$ | $3$ |
304.96.2.a.1 | $304$ | $2$ | $2$ | $2$ |
304.96.2.b.1 | $304$ | $2$ | $2$ | $2$ |
304.96.2.c.1 | $304$ | $2$ | $2$ | $2$ |
304.96.2.d.1 | $304$ | $2$ | $2$ | $2$ |
312.96.1.cy.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.cy.2 | $312$ | $2$ | $2$ | $1$ |
312.96.1.cz.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.cz.2 | $312$ | $2$ | $2$ | $1$ |
312.96.3.cw.1 | $312$ | $2$ | $2$ | $3$ |
312.96.3.cx.1 | $312$ | $2$ | $2$ | $3$ |
328.96.1.w.1 | $328$ | $2$ | $2$ | $1$ |
328.96.1.w.2 | $328$ | $2$ | $2$ | $1$ |
328.96.1.x.1 | $328$ | $2$ | $2$ | $1$ |
328.96.1.x.2 | $328$ | $2$ | $2$ | $1$ |
328.96.3.be.1 | $328$ | $2$ | $2$ | $3$ |
328.96.3.bf.1 | $328$ | $2$ | $2$ | $3$ |