Boston Marathon logo
BOSTON MARATHON 2024

Colleen Rykowski

Bib: 8186•F

CT

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 31%
Gender (Female)
#0 / 10924
Top 16%
Division (F18-39)
#0 / 4660
Top 28%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:59
Rank: #5286
Start → 5K
20:59 | 6:45/mi
10K· 6.21 mi
41:59
Rank: #5048 (+238)
5K → 10K
21:00 | 6:46/mi
15K· 9.32 mi
1:03:04
Rank: #4898 (+150)
10K → 15K
21:05 | 6:47/mi
20K· 12.43 mi
1:25:10
Rank: #5214 (-316)
15K → 20K
22:06 | 7:07/mi
Half· 13.11 mi
1:29:57
Rank: #5257 (-43)
20K → Half
4:47 | 7:01/mi
25K· 15.53 mi
1:48:13
Rank: #5526 (-269)
Half → 25K
18:16 | 7:32/mi
30K· 18.64 mi
2:14:07
Rank: #6137 (-611)
25K → 30K
25:54 | 8:20/mi
20M
2:26:10
Rank: #6457 (-320)
30K → 20M
12:03 | 8:52/mi
21M
2:36:02
Rank: #6749 (-292)
20M → 21M
9:52 | 9:52/mi
35K· 21.75 mi
2:42:24
Rank: #6838 (-89)
21M → 35K
6:22 | 8:31/mi
23M
2:54:42
Rank: #7364 (-526)
35K → 23M
12:18 | 9:49/mi
24M
3:03:46
Rank: #7544 (-180)
23M → 24M
9:04 | 9:04/mi
40K· 24.85 mi
3:12:25
Rank: #7913 (-369)
24M → 40K
8:39 | 10:07/mi
25.2M
3:16:09
Rank: #8026 (-113)
40K → 25.2M
3:44 | 10:50/mi
Finish· 26.22 mi
3:23:58
Rank: #7909 (+117)
25.2M → Finish
7:49 | 7:40/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:57
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:54:01
Pace8:42 /mi
📊Positive Split: 26.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:0820:596:4520:59
6:45
-
10K
6.21 mi11:07:0841:596:4521:00
6:46
+0:01
15K
9.32 mi11:28:131:03:046:4621:05
6:47
+0:01
20K
12.43 mi11:50:191:25:106:5122:06
7:07
+0:20
Half
13.11 mi11:55:061:29:576:524:47
7:01
-0:06
25K
15.53 mi12:13:221:48:136:5818:16
7:32
+0:31
30K
18.64 mi12:39:162:14:077:1225:54
8:20
+0:48
20M
20.00 mi12:51:192:26:107:1812:03
8:52
+0:32
21M
21.00 mi13:01:112:36:027:269:52
9:52
+1:00
35K
21.75 mi13:07:332:42:247:286:22
8:31
-1:21
23M
23.00 mi13:19:512:54:427:3612:18
9:49
+1:18
24M
24.00 mi13:28:553:03:467:399:04
9:04
-0:45
40K
24.85 mi13:37:343:12:257:448:39
10:07
+1:03
25.2M
25.20 mi13:41:183:16:097:473:44
10:50
+0:43
Finish
26.22 mi13:49:073:23:587:477:49
7:40
-3:10

Checkpoints & Pacing

📈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

6:45 /mi

Average Pace

7:47 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:02

57% of race

Time at Steady Pace

44:19

22% of race

Time at Slower Pace

43:37

21% of race

Average Pace: 7:47 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:46:0820:596:4520:59
6:45
#5286
10K
6.21 mi11:07:0841:596:4521:00
6:46
#5048
15K
9.32 mi11:28:131:03:046:4621:05
6:47
#4898
20K
12.43 mi11:50:191:25:106:5122:06
7:07
#5214
Half
13.11 mi11:55:061:29:576:524:47
7:01
#5257
25K
15.53 mi12:13:221:48:136:5818:16
7:32
#5526
30K
18.64 mi12:39:162:14:077:1225:54
8:20
#6137
20M
20.00 mi12:51:192:26:107:1812:03
8:52
#6457
21M
21.00 mi13:01:112:36:027:269:52
9:52
#6749
35K
21.75 mi13:07:332:42:247:286:22
8:31
#6838
23M
23.00 mi13:19:512:54:427:3612:18
9:49
#7364
24M
24.00 mi13:28:553:03:467:399:04
9:04
#7544
40K
24.85 mi13:37:343:12:257:448:39
10:07
#7913
25.2M
25.20 mi13:41:183:16:097:473:44
10:50
#8026
Finish
26.22 mi13:49:073:23:587:477:49
7:40
#7909
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi52864074074629(Top 18%)319(Top 3%)319(Top 7%)
10K6.21 mi3.10 mi5048+238371+36371+364839(Top 19%)341(Top 3%)341(Top 7%)
15K9.32 mi3.11 mi4898+150350+21350+214629(Top 18%)319(Top 3%)319(Top 7%)
20K12.43 mi3.11 mi5214-316407-57407-575897(Top 23%)644(Top 6%)644(Top 14%)
Half13.11 mi0.68 mi5257-43425-18425-185903(Top 23%)648(Top 6%)648(Top 14%)
25K15.53 mi2.42 mi5526-269498-73498-737209(Top 28%)1249(Top 11%)1249(Top 27%)
30K18.64 mi3.11 mi6137-611731-233731-2339750(Top 38%)2579(Top 24%)2579(Top 55%)
20M20.00 mi1.36 mi6457-320859-128859-12811438(Top 45%)3718(Top 34%)3718(Top 80%)
21M21.00 mi1.00 mi6749-292992-133992-13312430(Top 49%)4478(Top 41%)4478(Top 96%)
35K21.75 mi0.75 mi6838-891052-601052-6010807(Top 42%)3636(Top 33%)3636(Top 78%)
23M23.00 mi1.25 mi7364-5261306-2541306-25414831(Top 58%)5837(Top 53%)5837(Top 125%)
24M24.00 mi1.00 mi7544-1801434-1281434-12812512(Top 49%)4666(Top 43%)4666(Top 100%)
40K24.85 mi0.85 mi7913-3691630-1961630-19615424(Top 60%)6219(Top 57%)6219(Top 133%)
25.2M25.20 mi0.35 mi8026-1131711-811711-8113911(Top 54%)5507(Top 50%)5507(Top 118%)
Finish26.22 mi1.02 mi7909+1171696+151696+156579(Top 26%)1923(Top 18%)1923(Top 41%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4629

Females

319

F18-39

319

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

4839

Females

341

F18-39

341

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4629

Females

319

F18-39

319

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

5897

Females

644

F18-39

644

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

5903

Females

648

F18-39

648

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7209

Females

1249

F18-39

1249

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

9750

Females

2579

F18-39

2579

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11438

Females

3718

F18-39

3718

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

12430

Females

4478

F18-39

4478

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

10807

Females

3636

F18-39

3636

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

14831

Females

5837

F18-39

5837

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

12512

Females

4666

F18-39

4666

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15424

Females

6219

F18-39

6219

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

13911

Females

5507

F18-39

5507

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

6579

Females

1923

F18-39

1923

Passing Analysis

Category:
Athletes Passed
1219
Passed By
3842
Net Change
-2623
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5286
5K → 10K32284+238#5286#5048
10K → 15K23080+150#5048#4898
15K → 20K93409-316#4898#5214
20K → Half1154-43#5214#5257
Half → 25K94363-269#5257#5526
25K → 30K69680-611#5526#6137
30K → 20M51371-320#6137#6457
20M → 21M45337-292#6457#6749
21M → 35K47136-89#6749#6838
35K → 23M29555-526#6838#7364
23M → 24M53233-180#7364#7544
24M → 40K23392-369#7544#7913
40K → 25.2M17130-113#7913#8026
25.2M → Finish13518+117#8026#7909
TOTALS12193842-2623
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing