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BOSTON MARATHON 2026

Alan Twartz

Bib: 25806β€’M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M70-74)
#0 / 281
Top 35%
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
28:44
3.11 mi
Rank: #23601
Start β†’ 5K
28:44 | 9:15/mi
10K
58:11
6.21 mi
Rank: #24118 (-517)
5K β†’ 10K
29:27 | 9:29/mi
15K
1:27:21
9.32 mi
Rank: #24137 (-19)
10K β†’ 15K
29:10 | 9:24/mi
20K
1:56:51
12.43 mi
Rank: #24014 (+123)
15K β†’ 20K
29:30 | 9:30/mi
HALF
2:03:12
13.11 mi
Rank: #24004 (+10)
20K β†’ HALF
6:21 | 9:19/mi
25K
2:26:13
15.53 mi
Rank: #23818 (+186)
HALF β†’ 25K
23:01 | 9:30/mi
30K
2:56:20
18.64 mi
Rank: #23513 (+305)
25K β†’ 30K
30:07 | 9:42/mi
20M
3:09:22
20.00 mi
Rank: #23335 (+178)
30K β†’ 20M
13:02 | 9:36/mi
21M
3:19:30
21.00 mi
Rank: #23172 (+163)
20M β†’ 21M
10:08 | 10:08/mi
35K
3:26:25
21.75 mi
Rank: #23079 (+93)
21M β†’ 35K
6:55 | 9:15/mi
23M
3:38:03
23.00 mi
Rank: #22904 (+175)
35K β†’ 23M
11:38 | 9:18/mi
24M
3:47:17
24.00 mi
Rank: #22796 (+108)
23M β†’ 24M
9:14 | 9:14/mi
40K
3:55:18
24.85 mi
Rank: #22673 (+123)
24M β†’ 40K
8:01 | 9:23/mi
25.2M
3:58:41
25.20 mi
Rank: #22631 (+42)
40K β†’ 25.2M
3:23 | 9:49/mi
FINISH
4:07:36
26.22 mi
Rank: #22521 (+110)
25.2M β†’ FINISH
8:55 | 8:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time2:03:12
Pace9:24 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time2:04:24
Pace9:30 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:35:3028:449:1528:44
9:15
-
10K
6.21 mi12:04:5758:119:2229:27
9:29
+0:14
15K
9.32 mi12:34:071:27:219:2329:10
9:24
-0:05
20K
12.43 mi13:03:371:56:519:2529:30
9:30
+0:06
HALF
13.11 mi13:09:582:03:129:246:21
9:19
-0:11
25K
15.53 mi13:32:592:26:139:2523:01
9:30
+0:11
30K
18.64 mi14:03:062:56:209:2830:07
9:42
+0:12
20M
20.00 mi14:16:083:09:229:2913:02
9:36
-0:06
21M
21.00 mi14:26:163:19:309:3110:08
10:08
+0:32
35K
21.75 mi14:33:113:26:259:306:55
9:15
-0:53
23M
23.00 mi14:44:493:38:039:2911:38
9:18
+0:03
24M
24.00 mi14:54:033:47:179:299:14
9:14
-0:04
40K
24.85 mi15:02:043:55:189:298:01
9:23
+0:09
25.2M
25.20 mi15:05:273:58:419:293:23
9:49
+0:26
FINISH
26.22 mi15:14:224:07:369:288:55
8:45
-1:04

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:45 /mi

Average Pace

9:27 /mi

Slowest Pace

10:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:23:58

82% of race

Time at Steady Pace

43:38

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:27 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:35:3028:449:1528:44
9:15
#23601
10K
6.21 mi12:04:5758:119:2229:27
9:29
#24118
15K
9.32 mi12:34:071:27:219:2329:10
9:24
#24137
20K
12.43 mi13:03:371:56:519:2529:30
9:30
#24014
HALF
13.11 mi13:09:582:03:129:246:21
9:19
#24004
25K
15.53 mi13:32:592:26:139:2523:01
9:30
#23818
30K
18.64 mi14:03:062:56:209:2830:07
9:42
#23513
20M
20.00 mi14:16:083:09:229:2913:02
9:36
#23335
21M
21.00 mi14:26:163:19:309:3110:08
10:08
#23172
35K
21.75 mi14:33:113:26:259:306:55
9:15
#23079
23M
23.00 mi14:44:493:38:039:2911:38
9:18
#22904
24M
24.00 mi14:54:033:47:179:299:14
9:14
#22796
40K
24.85 mi15:02:043:55:189:298:01
9:23
#22673
25.2M
25.20 mi15:05:273:58:419:293:23
9:49
#22631
FINISH
26.22 mi15:14:224:07:369:288:55
8:45
#22521
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi23601140261402624096(Top 83%)14299(Top 88%)14299(Top 5089%)
10K6.21 mi3.10 mi24118-51714309-28314309-28324514(Top 84%)14496(Top 89%)14496(Top 5159%)
15K9.32 mi3.11 mi24137-1914320-1114320-1124096(Top 83%)14299(Top 88%)14299(Top 5089%)
20K12.43 mi3.11 mi24014+12314254+6614254+6623740(Top 82%)14082(Top 86%)14082(Top 5011%)
HALF13.11 mi0.68 mi24004+1014245+914245+923827(Top 82%)14134(Top 86%)14134(Top 5030%)
25K15.53 mi2.42 mi23818+18614147+9814147+9822989(Top 79%)13698(Top 84%)13698(Top 4875%)
30K18.64 mi3.11 mi23513+30513953+19413953+19422242(Top 77%)13266(Top 81%)13266(Top 4721%)
20M20.00 mi1.36 mi23335+17813841+11213841+11221408(Top 74%)12770(Top 78%)12770(Top 4544%)
21M21.00 mi1.00 mi23172+16313746+9513746+9520868(Top 72%)12493(Top 76%)12493(Top 4446%)
35K21.75 mi0.75 mi23079+9313696+5013696+5020965(Top 72%)12475(Top 76%)12475(Top 4440%)
23M23.00 mi1.25 mi22904+17513595+10113595+10119820(Top 68%)11851(Top 73%)11851(Top 4217%)
24M24.00 mi1.00 mi22796+10813529+6613529+6620408(Top 70%)12086(Top 74%)12086(Top 4301%)
40K24.85 mi0.85 mi22673+12313455+7413455+7419929(Top 69%)11819(Top 72%)11819(Top 4206%)
25.2M25.20 mi0.35 mi22631+4213427+2813427+2818668(Top 64%)11234(Top 69%)11234(Top 3998%)
FINISH26.22 mi1.02 mi22521+11013370+5713370+5719405(Top 67%)11582(Top 71%)11582(Top 4122%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
Γ—21
+97ft-345ft

Overall

24096

Males

14299

M70-74

14299

5K→10K

3.1 - 6.2 mi

Top 84%
Γ—5
+79ft-138ft

Overall

24514

Males

14496

M70-74

14496

10K→15K

6.2 - 9.3 mi

Top 83%
Γ—3
+67ft-78ft

Overall

24096

Males

14299

M70-74

14299

15K→20K

9.3 - 12.4 mi

Top 82%
Γ—5
+106ft-86ft

Overall

23740

Males

14082

M70-74

14082

20K→HALF

12.4 - 13.1 mi

Top 82%
Γ—2
+19ft-37ft

Overall

23827

Males

14134

M70-74

14134

HALF→25K

13.1 - 15.5 mi

Top 79%
Γ—4
+66ft-88ft

Overall

22989

Males

13698

M70-74

13698

25K→30K

15.5 - 18.6 mi

Top 77%
Γ—9
+181ft-148ft

Overall

22242

Males

13266

M70-74

13266

30K→20M

18.6 - 20.0 mi

Top 74%
Γ—5
+64ft-50ft

Overall

21408

Males

12770

M70-74

12770

20M→21M

20.0 - 21.0 mi

Top 72%
Γ—8
+106ft-24ft

Overall

20868

Males

12493

M70-74

12493

21M→35K

21.0 - 21.8 mi

Top 72%
Γ—7
+17ft-86ft

Overall

20965

Males

12475

M70-74

12475

35K→23M

21.8 - 23.0 mi

Top 68%
Γ—5
+23ft-63ft

Overall

19820

Males

11851

M70-74

11851

23M→24M

23.0 - 24.0 mi

Top 70%
Γ—6
+12ft-82ft

Overall

20408

Males

12086

M70-74

12086

24M→40K

24.0 - 24.9 mi

Top 69%
Γ—1
+6ft-20ft

Overall

19929

Males

11819

M70-74

11819

40K→25.2M

24.9 - 25.2 mi

Top 64%
Γ—1
+13ft-16ft

Overall

18668

Males

11234

M70-74

11234

25.2M→FINISH

25.2 - 26.2 mi

Top 67%
Γ—2
+22ft-21ft

Overall

19405

Males

11582

M70-74

11582

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2000*
Passed By
549
Net Change
+1080
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#23601
5K β†’ 10K54200-517#23601#24118
10K β†’ 15K148167-19#24118#24137
15K β†’ 20K18057+123#24137#24014
20K β†’ HALF3323+10#24014#24004
HALF β†’ 25K220*34+186#24004#23818
25K β†’ 30K332*27+305#23818#23513
30K β†’ 20M1857+178#23513#23335
20M β†’ 21M1718+163#23335#23172
21M β†’ 35K985+93#23172#23079
35K β†’ 23M1816+175#23079#22904
23M β†’ 24M1146+108#22904#22796
24M β†’ 40K1263+123#22796#22673
40K β†’ 25.2M431+42#22673#22631
25.2M β†’ FINISH1155+110#22631#22521
TOTALS2000*549+1080

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing