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BOSTON MARATHON 2026

Beth Segaloff

Bib: 20291•F

CT

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 49%
Masters (Masters Women)
#0 / 6862
Top 37%
Age Group (F50-54)
#0 / 1233
Top 33%
Race Day Weather
51°/41°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
26:58
3.11 mi
Rank: #21083
Start → 5K
26:58 | 8:41/mi
10K
53:44
6.21 mi
Rank: #21037 (+46)
5K → 10K
26:46 | 8:37/mi
15K
1:21:22
9.32 mi
Rank: #21413 (-376)
10K → 15K
27:38 | 8:54/mi
20K
1:47:30
12.43 mi
Rank: #20783 (+630)
15K → 20K
26:08 | 8:25/mi
HALF
1:53:06
13.11 mi
Rank: #20664 (+119)
20K → HALF
5:36 | 8:13/mi
25K
2:13:18
15.53 mi
Rank: #20184 (+480)
HALF → 25K
20:12 | 8:20/mi
30K
2:39:05
18.64 mi
Rank: #19414 (+770)
25K → 30K
25:47 | 8:18/mi
20M
2:50:09
20.00 mi
Rank: #19023 (+391)
30K → 20M
11:04 | 8:09/mi
21M
2:58:20
21.00 mi
Rank: #18606 (+417)
20M → 21M
8:11 | 8:11/mi
35K
3:04:03
21.75 mi
Rank: #18402 (+204)
21M → 35K
5:43 | 7:39/mi
23M
3:13:55
23.00 mi
Rank: #18035 (+367)
35K → 23M
9:52 | 7:54/mi
24M
3:21:50
24.00 mi
Rank: #17833 (+202)
23M → 24M
7:55 | 7:55/mi
40K
3:28:34
24.85 mi
Rank: #17577 (+256)
24M → 40K
6:44 | 7:53/mi
25.2M
3:31:22
25.20 mi
Rank: #17442 (+135)
40K → 25.2M
2:48 | 8:08/mi
FINISH
3:38:42
26.22 mi
Rank: #17148 (+294)
25.2M → FINISH
7:20 | 7:12/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:53:06
Pace8:38 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:45:36
Pace8:04 /mi
📊Negative Split: 6.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:11:5526:588:4126:58
8:41
-
10K
6.21 mi11:38:4153:448:3926:46
8:37
-0:04
15K
9.32 mi12:06:191:21:228:4427:38
8:54
+0:17
20K
12.43 mi12:32:271:47:308:4026:08
8:25
-0:29
HALF
13.11 mi12:38:031:53:068:385:36
8:13
-0:12
25K
15.53 mi12:58:152:13:188:3520:12
8:20
+0:07
30K
18.64 mi13:24:022:39:058:3325:47
8:18
-0:02
20M
20.00 mi13:35:062:50:098:3111:04
8:09
-0:09
21M
21.00 mi13:43:172:58:208:308:11
8:11
+0:02
35K
21.75 mi13:49:003:04:038:285:43
7:39
-0:32
23M
23.00 mi13:58:523:13:558:269:52
7:54
+0:15
24M
24.00 mi14:06:473:21:508:257:55
7:55
+0:01
40K
24.85 mi14:13:313:28:348:246:44
7:53
-0:02
25.2M
25.20 mi14:16:193:31:228:242:48
8:08
+0:15
FINISH
26.22 mi14:23:393:38:428:217:20
7:12
-0:56

Checkpoint Splits Visualizations

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

📈Pace 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

7:12 /mi

Average Pace

8:21 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

37:34

17% of race

Time at Steady Pace

1:13:38

34% of race

Time at Slower Pace

1:47:30

49% of race

Average Pace: 8:20 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ 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 mi11:11:5526:588:4126:58
8:41
#21083
10K
6.21 mi11:38:4153:448:3926:46
8:37
#21037
15K
9.32 mi12:06:191:21:228:4427:38
8:54
#21413
20K
12.43 mi12:32:271:47:308:4026:08
8:25
#20783
HALF
13.11 mi12:38:031:53:068:385:36
8:13
#20664
25K
15.53 mi12:58:152:13:188:3520:12
8:20
#20184
30K
18.64 mi13:24:022:39:058:3325:47
8:18
#19414
20M
20.00 mi13:35:062:50:098:3111:04
8:09
#19023
21M
21.00 mi13:43:172:58:208:308:11
8:11
#18606
35K
21.75 mi13:49:003:04:038:285:43
7:39
#18402
23M
23.00 mi13:58:523:13:558:269:52
7:54
#18035
24M
24.00 mi14:06:473:21:508:257:55
7:55
#17833
40K
24.85 mi14:13:313:28:348:246:44
7:53
#17577
25.2M
25.20 mi14:16:193:31:228:242:48
8:08
#17442
FINISH
26.22 mi14:23:393:38:428:217:20
7:12
#17148
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi210838216821622189(Top 76%)8723(Top 69%)8723(Top 707%)
10K6.21 mi3.10 mi21037+468166+508166+5020975(Top 72%)8110(Top 64%)8110(Top 658%)
15K9.32 mi3.11 mi21413-3768362-1968362-19622189(Top 76%)8723(Top 69%)8723(Top 707%)
20K12.43 mi3.11 mi20783+6308036+3268036+32618799(Top 65%)6961(Top 55%)6961(Top 565%)
HALF13.11 mi0.68 mi20664+1197972+647972+6418508(Top 64%)6757(Top 54%)6757(Top 548%)
25K15.53 mi2.42 mi20184+4807733+2397733+23917595(Top 61%)6331(Top 50%)6331(Top 513%)
30K18.64 mi3.11 mi19414+7707332+4017332+40115628(Top 54%)5325(Top 42%)5325(Top 432%)
20M20.00 mi1.36 mi19023+3917137+1957137+19513908(Top 48%)4458(Top 35%)4458(Top 362%)
21M21.00 mi1.00 mi18606+4176909+2286909+22811141(Top 38%)3069(Top 24%)3069(Top 249%)
35K21.75 mi0.75 mi18402+2046814+956814+9511997(Top 41%)3549(Top 28%)3549(Top 288%)
23M23.00 mi1.25 mi18035+3676634+1806634+18011688(Top 40%)3463(Top 28%)3463(Top 281%)
24M24.00 mi1.00 mi17833+2026538+966538+9613205(Top 46%)4383(Top 35%)4383(Top 355%)
40K24.85 mi0.85 mi17577+2566405+1336405+13311682(Top 40%)3625(Top 29%)3625(Top 294%)
25.2M25.20 mi0.35 mi17442+1356345+606345+609243(Top 32%)2506(Top 20%)2506(Top 203%)
FINISH26.22 mi1.02 mi17148+2946200+1456200+1459154(Top 32%)2464(Top 20%)2464(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21
+97ft-345ft

Overall

22189

Females

8723

F50-54

8723

5K→10K

3.1 - 6.2 mi

Top 72%
×5
+79ft-138ft

Overall

20975

Females

8110

F50-54

8110

10K→15K

6.2 - 9.3 mi

Top 76%
×3
+67ft-78ft

Overall

22189

Females

8723

F50-54

8723

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18799

Females

6961

F50-54

6961

20K→HALF

12.4 - 13.1 mi

Top 64%
×2
+19ft-37ft

Overall

18508

Females

6757

F50-54

6757

HALF→25K

13.1 - 15.5 mi

Top 61%
×4
+66ft-88ft

Overall

17595

Females

6331

F50-54

6331

25K→30K

15.5 - 18.6 mi

Top 54%
×9
+181ft-148ft

Overall

15628

Females

5325

F50-54

5325

30K→20M

18.6 - 20.0 mi

Top 48%
×5
+64ft-50ft

Overall

13908

Females

4458

F50-54

4458

20M→21M

20.0 - 21.0 mi

Top 38%
×8
+106ft-24ft

Overall

11141

Females

3069

F50-54

3069

21M→35K

21.0 - 21.8 mi

Top 41%
×7
+17ft-86ft

Overall

11997

Females

3549

F50-54

3549

35K→23M

21.8 - 23.0 mi

Top 40%
×5
+23ft-63ft

Overall

11688

Females

3463

F50-54

3463

23M→24M

23.0 - 24.0 mi

Top 46%
×6
+12ft-82ft

Overall

13205

Females

4383

F50-54

4383

24M→40K

24.0 - 24.9 mi

Top 40%
×1
+6ft-20ft

Overall

11682

Females

3625

F50-54

3625

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1
+13ft-16ft

Overall

9243

Females

2506

F50-54

2506

25.2M→FINISH

25.2 - 26.2 mi

Top 32%
×2
+22ft-21ft

Overall

9154

Females

2464

F50-54

2464

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 8 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing