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BOSTON MARATHON 2026

Alexandra Colovos

Bib: 31583β€’F

MA

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
32:06
3.11 mi
Rank: #26808
Start β†’ 5K
32:06 | 10:20/mi
10K
1:03:07
6.21 mi
Rank: #26295 (+513)
5K β†’ 10K
31:01 | 9:59/mi
15K
1:33:24
9.32 mi
Rank: #25876 (+419)
10K β†’ 15K
30:17 | 9:45/mi
20K
2:04:31
12.43 mi
Rank: #25643 (+233)
15K β†’ 20K
31:07 | 10:01/mi
HALF
2:11:18
13.11 mi
Rank: #25636 (+7)
20K β†’ HALF
6:47 | 9:58/mi
25K
2:35:23
15.53 mi
Rank: #25400 (+236)
HALF β†’ 25K
24:05 | 9:56/mi
30K
3:06:13
18.64 mi
Rank: #24956 (+444)
25K β†’ 30K
30:50 | 9:56/mi
20M
3:19:44
20.00 mi
Rank: #24774 (+182)
30K β†’ 20M
13:31 | 9:58/mi
21M
3:29:56
21.00 mi
Rank: #24601 (+173)
20M β†’ 21M
10:12 | 10:12/mi
35K
3:37:13
21.75 mi
Rank: #24508 (+93)
21M β†’ 35K
7:17 | 9:45/mi
23M
3:49:14
23.00 mi
Rank: #24317 (+191)
35K β†’ 23M
12:01 | 9:37/mi
24M
3:58:59
24.00 mi
Rank: #24208 (+109)
23M β†’ 24M
9:45 | 9:45/mi
40K
4:07:10
24.85 mi
Rank: #24075 (+133)
24M β†’ 40K
8:11 | 9:35/mi
25.2M
4:10:45
25.20 mi
Rank: #24023 (+52)
40K β†’ 25.2M
3:35 | 10:24/mi
FINISH
4:20:10
26.22 mi
Rank: #23933 (+90)
25.2M β†’ FINISH
9:25 | 9:15/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time2:11:18
Pace10:01 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time2:08:52
Pace9:50 /mi
πŸ“ŠNegative Split: 1.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:3432:0610:2032:06
10:20
-
10K
6.21 mi12:29:351:03:0710:1031:01
9:59
-0:21
15K
9.32 mi12:59:521:33:2410:0230:17
9:45
-0:14
20K
12.43 mi13:30:592:04:3110:0231:07
10:01
+0:16
HALF
13.11 mi13:37:462:11:1810:016:47
9:58
-0:03
25K
15.53 mi14:01:512:35:2310:0124:05
9:56
-0:02
30K
18.64 mi14:32:413:06:1310:0030:50
9:56
0:00
20M
20.00 mi14:46:123:19:4410:0013:31
9:58
+0:02
21M
21.00 mi14:56:243:29:5610:0010:12
10:12
+0:14
35K
21.75 mi15:03:413:37:1310:007:17
9:45
-0:27
23M
23.00 mi15:15:423:49:149:5912:01
9:37
-0:08
24M
24.00 mi15:25:273:58:599:589:45
9:45
+0:08
40K
24.85 mi15:33:384:07:109:578:11
9:35
-0:10
25.2M
25.20 mi15:37:134:10:459:583:35
10:24
+0:49
FINISH
26.22 mi15:46:384:20:109:569:25
9:15
-1:09

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

9:15 /mi

Average Pace

9:56 /mi

Slowest Pace

10:24 /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

3:34:17

82% of race

Time at Steady Pace

45:53

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:55 /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 mi11:58:3432:0610:2032:06
10:20
#26808
10K
6.21 mi12:29:351:03:0710:1031:01
9:59
#26295
15K
9.32 mi12:59:521:33:2410:0230:17
9:45
#25876
20K
12.43 mi13:30:592:04:3110:0231:07
10:01
#25643
HALF
13.11 mi13:37:462:11:1810:016:47
9:58
#25636
25K
15.53 mi14:01:512:35:2310:0124:05
9:56
#25400
30K
18.64 mi14:32:413:06:1310:0030:50
9:56
#24956
20M
20.00 mi14:46:123:19:4410:0013:31
9:58
#24774
21M
21.00 mi14:56:243:29:5610:0010:12
10:12
#24601
35K
21.75 mi15:03:413:37:1310:007:17
9:45
#24508
23M
23.00 mi15:15:423:49:149:5912:01
9:37
#24317
24M
24.00 mi15:25:273:58:599:589:45
9:45
#24208
40K
24.85 mi15:33:384:07:109:578:11
9:35
#24075
25.2M
25.20 mi15:37:134:10:459:583:35
10:24
#24023
FINISH
26.22 mi15:46:384:20:109:569:25
9:15
#23933
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26808111621116225080(Top 86%)10225(Top 81%)10225(Top 179%)
10K6.21 mi3.10 mi26295+51310871+29110871+29125810(Top 89%)10623(Top 84%)10623(Top 186%)
15K9.32 mi3.11 mi25876+41910649+22210649+22225080(Top 86%)10225(Top 81%)10225(Top 179%)
20K12.43 mi3.11 mi25643+23310522+12710522+12725081(Top 86%)10234(Top 81%)10234(Top 179%)
HALF13.11 mi0.68 mi25636+710524-210524-225580(Top 88%)10526(Top 84%)10526(Top 184%)
25K15.53 mi2.42 mi25400+23610407+11710407+11724132(Top 83%)9779(Top 78%)9779(Top 171%)
30K18.64 mi3.11 mi24956+44410199+20810199+20822935(Top 79%)9255(Top 74%)9255(Top 162%)
20M20.00 mi1.36 mi24774+18210117+8210117+8222456(Top 77%)9086(Top 72%)9086(Top 159%)
21M21.00 mi1.00 mi24601+17310041+7610041+7621090(Top 73%)8435(Top 67%)8435(Top 148%)
35K21.75 mi0.75 mi24508+939996+459996+4522477(Top 77%)9199(Top 73%)9199(Top 161%)
23M23.00 mi1.25 mi24317+1919922+749922+7420950(Top 72%)8446(Top 67%)8446(Top 148%)
24M24.00 mi1.00 mi24208+1099884+389884+3822118(Top 76%)9108(Top 72%)9108(Top 159%)
40K24.85 mi0.85 mi24075+1339834+509834+5020666(Top 71%)8417(Top 67%)8417(Top 147%)
25.2M25.20 mi0.35 mi24023+529815+199815+1920801(Top 72%)8479(Top 67%)8479(Top 148%)
FINISH26.22 mi1.02 mi23933+909775+409775+4021458(Top 74%)8804(Top 70%)8804(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
Γ—21
+97ft-345ft

Overall

25080

Females

10225

F18-39

10225

5K→10K

3.1 - 6.2 mi

Top 89%
Γ—5
+79ft-138ft

Overall

25810

Females

10623

F18-39

10623

10K→15K

6.2 - 9.3 mi

Top 86%
Γ—3
+67ft-78ft

Overall

25080

Females

10225

F18-39

10225

15K→20K

9.3 - 12.4 mi

Top 86%
Γ—5
+106ft-86ft

Overall

25081

Females

10234

F18-39

10234

20K→HALF

12.4 - 13.1 mi

Top 88%
Γ—2
+19ft-37ft

Overall

25580

Females

10526

F18-39

10526

HALF→25K

13.1 - 15.5 mi

Top 83%
Γ—4
+66ft-88ft

Overall

24132

Females

9779

F18-39

9779

25K→30K

15.5 - 18.6 mi

Top 79%
Γ—9
+181ft-148ft

Overall

22935

Females

9255

F18-39

9255

30K→20M

18.6 - 20.0 mi

Top 77%
Γ—5
+64ft-50ft

Overall

22456

Females

9086

F18-39

9086

20M→21M

20.0 - 21.0 mi

Top 73%
Γ—8
+106ft-24ft

Overall

21090

Females

8435

F18-39

8435

21M→35K

21.0 - 21.8 mi

Top 77%
Γ—7
+17ft-86ft

Overall

22477

Females

9199

F18-39

9199

35K→23M

21.8 - 23.0 mi

Top 72%
Γ—5
+23ft-63ft

Overall

20950

Females

8446

F18-39

8446

23M→24M

23.0 - 24.0 mi

Top 76%
Γ—6
+12ft-82ft

Overall

22118

Females

9108

F18-39

9108

24M→40K

24.0 - 24.9 mi

Top 71%
Γ—1
+6ft-20ft

Overall

20666

Females

8417

F18-39

8417

40K→25.2M

24.9 - 25.2 mi

Top 72%
Γ—1
+13ft-16ft

Overall

20801

Females

8479

F18-39

8479

25.2M→FINISH

25.2 - 26.2 mi

Top 74%
Γ—2
+22ft-21ft

Overall

21458

Females

8804

F18-39

8804

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3013
Passed By
138
Net Change
+2875
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#26808
5K β†’ 10K55441+513#26808#26295
10K β†’ 15K4278+419#26295#25876
15K β†’ 20K26128+233#25876#25643
20K β†’ HALF2417+7#25643#25636
HALF β†’ 25K2426+236#25636#25400
25K β†’ 30K4484+444#25400#24956
30K β†’ 20M1875+182#24956#24774
20M β†’ 21M1752+173#24774#24601
21M β†’ 35K1007+93#24601#24508
35K β†’ 23M1910+191#24508#24317
23M β†’ 24M1123+109#24317#24208
24M β†’ 40K1396+133#24208#24075
40K β†’ 25.2M531+52#24075#24023
25.2M β†’ FINISH10010+90#24023#23933
TOTALS3013138+2875
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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing