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The Onnen Up

📍
Dyffryn Cennen, Trap, Carmarthenshire, Wales, SA19 6TL, United Kingdom
Cat. 4Flag this climb

Estimated Climb Time

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Climb Profile

Altitude builds left to right while colour shows gradient severity for each part of The Onnen Up.

95 m135 m170 m210 m0.0% from 0 m to 6 m6.9% from 6 m to 12 m6.9% from 12 m to 18 m7.4% from 18 m to 23 m7.3% from 23 m to 29 m3.8% from 29 m to 34 m3.8% from 34 m to 39 m8.3% from 39 m to 44 m5.3% from 44 m to 48 m23.5% from 48 m to 51 m13.3% from 51 m to 54 m21.4% from 54 m to 57 m14.8% from 57 m to 60 m20.0% from 60 m to 63 m20.7% from 63 m to 66 m14.3% from 66 m to 68 m14.3% from 68 m to 71 m22.2% from 71 m to 74 m7.7% from 74 m to 76 m14.8% from 76 m to 79 m7.1% from 79 m to 82 m13.8% from 82 m to 85 m6.9% from 85 m to 88 m14.3% from 88 m to 91 m14.8% from 91 m to 93 m7.4% from 93 m to 96 m16.0% from 96 m to 98 m15.4% from 98 m to 101 m8.3% from 101 m to 103 m8.0% from 103 m to 106 m7.4% from 106 m to 109 m7.1% from 109 m to 111 m7.7% from 111 m to 114 m7.4% from 114 m to 117 m7.7% from 117 m to 119 m15.4% from 119 m to 122 m7.1% from 122 m to 125 m7.1% from 125 m to 128 m0.0% from 128 m to 130 m7.4% from 130 m to 133 m12.9% from 133 m to 136 m12.9% from 136 m to 139 m6.1% from 139 m to 143 m6.1% from 143 m to 146 m6.5% from 146 m to 149 m0.0% from 149 m to 152 m6.5% from 152 m to 155 m7.1% from 155 m to 158 m14.3% from 158 m to 161 m6.2% from 161 m to 164 m0.0% from 164 m to 167 m13.3% from 167 m to 170 m6.7% from 170 m to 173 m13.3% from 173 m to 176 m12.9% from 176 m to 179 m13.3% from 179 m to 182 m6.9% from 182 m to 185 m7.1% from 185 m to 188 m0.0% from 188 m to 191 m7.7% from 191 m to 193 m8.7% from 193 m to 196 m8.0% from 196 m to 198 m14.3% from 198 m to 201 m15.4% from 201 m to 204 m7.4% from 204 m to 206 m6.9% from 206 m to 209 m13.8% from 209 m to 212 m13.3% from 212 m to 215 m12.9% from 215 m to 218 m16.7% from 218 m to 221 m26.1% from 221 m to 223 m16.7% from 223 m to 225 m9.1% from 225 m to 228 m20.0% from 228 m to 230 m9.1% from 230 m to 232 m8.7% from 232 m to 234 m20.0% from 234 m to 236 m31.6% from 236 m to 238 m10.0% from 238 m to 240 m0.0% from 240 m to 242 m11.1% from 242 m to 244 m10.0% from 244 m to 246 m11.1% from 246 m to 247 m9.5% from 247 m to 249 m20.0% from 249 m to 251 m20.0% from 251 m to 253 m8.7% from 253 m to 256 m8.0% from 256 m to 258 m8.3% from 258 m to 261 m10.5% from 261 m to 263 m19.0% from 263 m to 265 m10.0% from 265 m to 267 m21.1% from 267 m to 269 m10.5% from 269 m to 270 m8.7% from 270 m to 273 m23.5% from 273 m to 274 m11.8% from 274 m to 276 m17.4% from 276 m to 278 m11.1% from 278 m to 280 m25.0% from 280 m to 282 m28.6% from 282 m to 283 m23.5% from 283 m to 285 m23.5% from 285 m to 287 m16.0% from 287 m to 289 m8.3% from 289 m to 292 m10.5% from 292 m to 293 m25.0% from 293 m to 295 m12.5% from 295 m to 297 m23.5% from 297 m to 298 m10.0% from 298 m to 300 m17.4% from 300 m to 303 m22.2% from 303 m to 304 m7.7% from 304 m to 307 m11.1% from 307 m to 309 m10.5% from 309 m to 311 m9.5% from 311 m to 313 m9.5% from 313 m to 315 m8.7% from 315 m to 317 m0.0% from 317 m to 320 m17.4% from 320 m to 322 m14.3% from 322 m to 323 m33.3% from 323 m to 325 m19.0% from 325 m to 327 m8.3% from 327 m to 330 m12.5% from 330 m to 331 m0.0% from 331 m to 334 m11.1% from 334 m to 336 m12.5% from 336 m to 337 m23.5% from 337 m to 339 m23.5% from 339 m to 341 m13.3% from 341 m to 342 m11.1% from 342 m to 344 m16.7% from 344 m to 345 m12.5% from 345 m to 347 m12.5% from 347 m to 349 m9.5% from 349 m to 351 m5.4% from 351 m to 354 m20.0% from 354 m to 357 m11.1% from 357 m to 359 m17.4% from 359 m to 361 m16.7% from 361 m to 364 m12.9% from 364 m to 367 m14.8% from 367 m to 370 m8.7% from 370 m to 372 m0.0% from 372 m to 374 m9.5% from 374 m to 376 m10.0% from 376 m to 378 m22.2% from 378 m to 380 m8.7% from 380 m to 382 m6.9% from 382 m to 385 m18.2% from 385 m to 388 m8.3% from 388 m to 390 m8.3% from 390 m to 392 m16.0% from 392 m to 395 m8.3% from 395 m to 397 m6.9% from 397 m to 400 m11.1% from 400 m to 404 m15.4% from 404 m to 406 m8.3% from 406 m to 409 m8.7% from 409 m to 411 m7.1% from 411 m to 414 m16.7% from 414 m to 416 m10.0% from 416 m to 418 m8.3% from 418 m to 421 m19.0% from 421 m to 423 m9.5% from 423 m to 425 m10.5% from 425 m to 427 m8.0% from 427 m to 429 m15.4% from 429 m to 432 m9.1% from 432 m to 434 m8.0% from 434 m to 437 m7.7% from 437 m to 439 m10.0% from 439 m to 441 m8.7% from 441 m to 443 m11.1% from 443 m to 445 m8.7% from 445 m to 448 m11.1% from 448 m to 449 m18.2% from 449 m to 452 m8.3% from 452 m to 454 m11.8% from 454 m to 456 m21.1% from 456 m to 458 m10.5% from 458 m to 459 m21.1% from 459 m to 461 m8.3% from 461 m to 464 m10.5% from 464 m to 466 m9.5% from 466 m to 468 m10.5% from 468 m to 470 m7.1% from 470 m to 472 m9.1% from 472 m to 475 m14.3% from 475 m to 477 m8.3% from 477 m to 480 m9.5% from 480 m to 482 m0.0% from 482 m to 484 m18.2% from 484 m to 486 m22.2% from 486 m to 488 m0.0% from 488 m to 490 m7.7% from 490 m to 493 m19.0% from 493 m to 495 m8.3% from 495 m to 497 m21.1% from 497 m to 499 m0.0% from 499 m to 501 m12.5% from 501 m to 502 m20.0% from 502 m to 504 m8.3% from 504 m to 507 m9.5% from 507 m to 509 m11.1% from 509 m to 510 m0.0% from 510 m to 513 m8.3% from 513 m to 515 m40.0% from 515 m to 517 m14.8% from 517 m to 519 m0.0% from 519 m to 522 m13.3% from 522 m to 523 m0.0% from 523 m to 525 m0.0% from 525 m to 528 m7.7% from 528 m to 531 m0.0% from 531 m to 533 m8.0% from 533 m to 535 m11.8% from 535 m to 537 m8.3% from 537 m to 539 m9.1% from 539 m to 541 m8.3% from 541 m to 544 m21.1% from 544 m to 546 m7.7% from 546 m to 548 m10.5% from 548 m to 550 m16.7% from 550 m to 553 m8.7% from 553 m to 555 m0.0% from 555 m to 557 m9.1% from 557 m to 559 m8.7% from 559 m to 561 m7.4% from 561 m to 564 m8.0% from 564 m to 567 m14.3% from 567 m to 569 m0.0% from 569 m to 572 m6.7% from 572 m to 575 m16.0% from 575 m to 578 m21.1% from 578 m to 579 m11.8% from 579 m to 581 m7.1% from 581 m to 584 m0.0% from 584 m to 587 m6.9% from 587 m to 589 m0.0% from 589 m to 592 m0.0% from 592 m to 595 m7.1% from 595 m to 598 m6.7% from 598 m to 601 m8.0% from 601 m to 604 m7.4% from 604 m to 606 m0.0% from 606 m to 609 m19.4% from 609 m to 612 m14.3% from 612 m to 615 m7.7% from 615 m to 617 m7.7% from 617 m to 620 m10.5% from 620 m to 622 m10.0% from 622 m to 624 m9.5% from 624 m to 626 m9.5% from 626 m to 628 m0.0% from 628 m to 630 m0.0% from 630 m to 631 m35.3% from 631 m to 633 m7.7% from 633 m to 636 m8.0% from 636 m to 638 m6.7% from 638 m to 641 m0.0% from 641 m to 644 m7.4% from 644 m to 646 m6.2% from 646 m to 650 m6.3% from 650 m to 653 m6.5% from 653 m to 656 m6.9% from 656 m to 659 m7.1% from 659 m to 662 m0.0% from 662 m to 665 m13.3% from 665 m to 668 m6.7% from 668 m to 671 m6.5% from 671 m to 674 m0.0% from 674 m to 677 m6.9% from 677 m to 680 m9.5% from 680 m to 682 m14.8% from 682 m to 685 m6.5% from 685 m to 688 m6.9% from 688 m to 691 m0.0% from 691 m to 693 m0.0% from 693 m to 696 m0.0% from 696 m to 699 m6.9% from 699 m to 702 m16.7% from 702 m to 704 m7.7% from 704 m to 707 m8.3% from 707 m to 709 m15.4% from 709 m to 712 m7.4% from 712 m to 715 m16.0% from 715 m to 717 m7.7% from 717 m to 720 m24.0% from 720 m to 722 m9.1% from 722 m to 724 m8.7% from 724 m to 727 m10.0% from 727 m to 729 m16.7% from 729 m to 731 m7.7% from 731 m to 734 m8.7% from 734 m to 736 m11.8% from 736 m to 738 m10.5% from 738 m to 740 m10.0% from 740 m to 742 m31.6% from 742 m to 743 m31.6% from 743 m to 745 m18.2% from 745 m to 748 m8.7% from 748 m to 750 m9.5% from 750 m to 752 m9.5% from 752 m to 754 m16.7% from 754 m to 756 m21.1% from 756 m to 758 m25.0% from 758 m to 760 m11.1% from 760 m to 762 m9.5% from 762 m to 764 m10.5% from 764 m to 766 m0.0% from 766 m to 768 m10.0% from 768 m to 770 m30.8% from 770 m to 771 m11.8% from 771 m to 773 m18.2% from 773 m to 775 m23.5% from 775 m to 776 m20.0% from 776 m to 778 m13.3% from 778 m to 780 m14.3% from 780 m to 781 m12.5% from 781 m to 783 m23.5% from 783 m to 785 m10.0% from 785 m to 787 m18.2% from 787 m to 789 m11.8% from 789 m to 791 m21.1% from 791 m to 792 m0.0% from 792 m to 794 m0.0% from 794 m to 796 m9.1% from 796 m to 798 m18.2% from 798 m to 801 m7.7% from 801 m to 803 m8.7% from 803 m to 806 m0.0% from 806 m to 808 m8.3% from 808 m to 810 m8.0% from 810 m to 813 m8.0% from 813 m to 815 m20.0% from 815 m to 817 m18.2% from 817 m to 819 m9.1% from 819 m to 822 m8.3% from 822 m to 824 m8.3% from 824 m to 826 m7.7% from 826 m to 829 m16.7% from 829 m to 831 m7.1% from 831 m to 834 m6.9% from 834 m to 837 m6.1% from 837 m to 840 m6.9% from 840 m to 843 m6.9% from 843 m to 846 m7.4% from 846 m to 849 m14.3% from 849 m to 852 m14.8% from 852 m to 854 m15.4% from 854 m to 857 m7.7% from 857 m to 860 m16.0% from 860 m to 862 m18.2% from 862 m to 864 m9.1% from 864 m to 867 m8.3% from 867 m to 869 m8.0% from 869 m to 871 m7.4% from 871 m to 874 m0.0% from 874 m to 877 m8.0% from 877 m to 879 m8.0% from 879 m to 882 m7.4% from 882 m to 884 m7.7% from 884 m to 887 m15.4% from 887 m to 890 m7.7% from 890 m to 892 m7.4% from 892 m to 895 m0.0% from 895 m to 898 m7.7% from 898 m to 900 m8.0% from 900 m to 903 m7.7% from 903 m to 905 m0.0% from 905 m to 908 m0.0% from 908 m to 910 m7.7% from 910 m to 913 m8.0% from 913 m to 916 m7.7% from 916 m to 918 m7.4% from 918 m to 921 m7.7% from 921 m to 923 m0.0% from 923 m to 926 m9.1% from 926 m to 928 m8.0% from 928 m to 931 m15.4% from 931 m to 933 m8.0% from 933 m to 936 m0.0% from 936 m to 938 m0.0% from 938 m to 940 m20.0% from 940 m to 942 m0.0% from 942 m to 945 m8.3% from 945 m to 947 m8.3% from 947 m to 950 m-8.7% from 950 m to 952 m0.0% from 952 m to 954 m9.5% from 954 m to 956 m0.0% from 956 m to 958 m14.3% from 958 m to 961 m6.9% from 961 m to 964 m0.0% from 964 m to 967 m7.1% from 967 m to 970 m7.1% from 970 m to 973 m0.0% from 973 m to 976 m7.1% from 976 m to 978 m0.0% from 978 m to 982 m12.5% from 982 m to 985 m6.1% from 985 m to 988 m5.9% from 988 m to 991 m6.2% from 991 m to 995 m6.1% from 995 m to 998 m0.0% from 998 m to 1.0 km6.5% from 1.0 km to 1.0 km5.9% from 1.0 km to 1.0 km12.5% from 1.0 km to 1.0 km6.1% from 1.0 km to 1.0 km12.1% from 1.0 km to 1.0 km6.5% from 1.0 km to 1.0 km12.9% from 1.0 km to 1.0 km6.9% from 1.0 km to 1.0 km8.0% from 1.0 km to 1.0 km24.0% from 1.0 km to 1.0 km8.0% from 1.0 km to 1.0 km7.1% from 1.0 km to 1.0 km6.2% from 1.0 km to 1.0 km5.7% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.0 km-4.7% from 1.0 km to 1.1 km-4.4% from 1.1 km to 1.1 km-4.3% from 1.1 km to 1.1 km-4.3% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km4.3% from 1.1 km to 1.1 km-4.1% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km-3.9% from 1.1 km to 1.1 km-3.8% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km-3.8% from 1.1 km to 1.1 km-3.6% from 1.1 km to 1.1 km-3.6% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km-3.3% from 1.1 km to 1.2 km-3.2% from 1.2 km to 1.2 km-6.3% from 1.2 km to 1.2 km-3.1% from 1.2 km to 1.2 km-3.2% from 1.2 km to 1.2 km0.0% from 1.2 km to 1.2 km-3.2% from 1.2 km to 1.2 km-6.5% from 1.2 km to 1.2 km-3.2% from 1.2 km to 1.2 km-3.3% from 1.2 km to 1.2 km-3.4% from 1.2 km to 1.2 km0.0% from 1.2 km to 1.2 km0.0% from 1.2 km to 1.2 km0.0% from 1.2 km to 1.2 km-3.2% from 1.2 km to 1.2 km3.3% from 1.2 km to 1.2 km3.4% from 1.2 km to 1.2 km3.3% from 1.2 km to 1.3 km0.0% from 1.3 km to 1.3 km3.5% from 1.3 km to 1.3 km0.0% from 1.3 km to 1.3 km0.0% from 1.3 km to 1.3 km0.0% from 1.3 km to 1.3 km17.8% from 1.3 km to 1.3 km14.0% from 1.3 km to 1.3 km19.5% from 1.3 km to 1.3 km16.7% from 1.3 km to 1.3 km21.1% from 1.3 km to 1.3 km18.2% from 1.3 km to 1.3 km21.4% from 1.3 km to 1.3 km16.0% from 1.3 km to 1.3 km7.4% from 1.3 km to 1.3 km5.3% from 1.3 km to 1.3 km10.0% from 1.3 km to 1.3 km0.0% from 1.3 km to 1.3 km10.5% from 1.3 km to 1.3 km4.9% from 1.3 km to 1.3 km0.0% from 1.3 km to 1.3 km7.4% from 1.3 km to 1.3 km0.0% from 1.3 km to 1.3 km8.0% from 1.3 km to 1.3 km0.0% from 1.3 km to 1.3 km6.7% from 1.3 km to 1.4 km-6.5% from 1.4 km to 1.4 km13.8% from 1.4 km to 1.4 km6.1% from 1.4 km to 1.4 km6.5% from 1.4 km to 1.4 km0.0% from 1.4 km to 1.4 km5.6% from 1.4 km to 1.4 km0.0% from 1.4 km to 1.4 km5.4% from 1.4 km to 1.4 km10%12%9%9%-0%7%0 m250 m500 m750 m1 km1.3 km
Gradient key0-3%3-6%6-9%9-12%12-15%15%+

Climb Stats

Combined metric and imperial stats for quick route planning.

Climb categoryCategory 4
Distance1.38 km / 0.86 miles
Elevation gain107.8 m / 354 ft
Average gradient7.8%
Maximum gradient21%
Elevation high205.2 m / 673 ft
Elevation low97.4 m / 320 ft
Climb difficulty score10,774.4

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Climb Rank

How does this climb compare against every other climb in the world?

🗺

This climb ranks 520,292nd out of 2,710,652 worldwide cycling climbs.

🧮

Ranked as the 37,443rd most difficult cycling climb of all 332,744 climbs in United Kingdom.

📉

Places 6,318th out of 26,148 cycling climbs in Wales.

⚖

Ranks 465th out of 1,795 cycling climbs in Carmarthenshire.

🥇

This is the most difficult cycling climb in Trap.

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