Boston Marathon logo
BOSTON MARATHON 2024

Ryan Kaelin

Bib: 8788•M

FL

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 41%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 42%
Division (M50-54)
#0 / 1935
Top 45%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:42
Rank: #9218
Start → 5K
22:42 | 7:18/mi
10K· 6.21 mi
45:50
Rank: #9447 (-229)
5K → 10K
23:08 | 7:27/mi
15K· 9.32 mi
1:09:06
Rank: #9459 (-12)
10K → 15K
23:16 | 7:29/mi
20K· 12.43 mi
1:32:28
Rank: #9170 (+289)
15K → 20K
23:22 | 7:31/mi
Half· 13.11 mi
1:37:35
Rank: #9155 (+15)
20K → Half
5:07 | 7:30/mi
25K· 15.53 mi
1:56:18
Rank: #8968 (+187)
Half → 25K
18:43 | 7:43/mi
30K· 18.64 mi
2:22:00
Rank: #8986 (-18)
25K → 30K
25:42 | 8:16/mi
20M
2:33:45
Rank: #9008 (-22)
30K → 20M
11:45 | 8:39/mi
21M
2:44:16
Rank: #9381 (-373)
20M → 21M
10:31 | 10:31/mi
35K· 21.75 mi
2:50:16
Rank: #9286 (+95)
21M → 35K
6:00 | 8:01/mi
23M
3:01:22
Rank: #9284 (+2)
35K → 23M
11:06 | 8:52/mi
24M
3:09:51
Rank: #9284
23M → 24M
8:29 | 8:29/mi
40K· 24.85 mi
3:18:26
Rank: #9606 (-322)
24M → 40K
8:35 | 10:02/mi
25.2M
3:22:59
Rank: #9901 (-295)
40K → 25.2M
4:33 | 13:12/mi
Finish· 26.22 mi
3:33:33
Rank: #10405 (-504)
25.2M → Finish
10:34 | 10:22/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
Time1:37:35
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:55:58
Pace8:51 /mi
📊Positive Split: 18.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4822:427:1822:42
7:18
-
10K
6.21 mi11:11:5645:507:2323:08
7:27
+0:09
15K
9.32 mi11:35:121:09:067:2523:16
7:29
+0:02
20K
12.43 mi11:58:341:32:287:2623:22
7:31
+0:02
Half
13.11 mi12:03:411:37:357:275:07
7:30
-0:01
25K
15.53 mi12:22:241:56:187:2918:43
7:43
+0:13
30K
18.64 mi12:48:062:22:007:3725:42
8:16
+0:33
20M
20.00 mi12:59:512:33:457:4111:45
8:39
+0:23
21M
21.00 mi13:10:222:44:167:4910:31
10:31
+1:52
35K
21.75 mi13:16:222:50:167:506:00
8:01
-2:30
23M
23.00 mi13:27:283:01:227:5311:06
8:52
+0:51
24M
24.00 mi13:35:573:09:517:558:29
8:29
-0:23
40K
24.85 mi13:44:323:18:267:598:35
10:02
+1:33
25.2M
25.20 mi13:49:053:22:598:034:33
13:12
+3:10
Finish
26.22 mi13:59:393:33:338:0910:34
10:22
-2:50

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

7:18 /mi

Average Pace

8:09 /mi

Slowest Pace

13:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:50

21% of race

Time at Steady Pace

2:13:30

63% of race

Time at Slower Pace

34:13

16% of race

Average Pace: 8:09 /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 mi10:48:4822:427:1822:42
7:18
#9218
10K
6.21 mi11:11:5645:507:2323:08
7:27
#9447
15K
9.32 mi11:35:121:09:067:2523:16
7:29
#9459
20K
12.43 mi11:58:341:32:287:2623:22
7:31
#9170
Half
13.11 mi12:03:411:37:357:275:07
7:30
#9155
25K
15.53 mi12:22:241:56:187:2918:43
7:43
#8968
30K
18.64 mi12:48:062:22:007:3725:42
8:16
#8986
20M
20.00 mi12:59:512:33:457:4111:45
8:39
#9008
21M
21.00 mi13:10:222:44:167:4910:31
10:31
#9381
35K
21.75 mi13:16:222:50:167:506:00
8:01
#9286
23M
23.00 mi13:27:283:01:227:5311:06
8:52
#9284
24M
24.00 mi13:35:573:09:517:558:29
8:29
#9284
40K
24.85 mi13:44:323:18:267:598:35
10:02
#9606
25.2M
25.20 mi13:49:053:22:598:034:33
13:12
#9901
Finish
26.22 mi13:59:393:33:338:0910:34
10:22
#10405
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9218753175319592(Top 38%)7601(Top 52%)7601(Top 393%)
10K6.21 mi3.10 mi9447-2297628-977628-979781(Top 38%)7757(Top 53%)7757(Top 401%)
15K9.32 mi3.11 mi9459-127603+257603+259592(Top 38%)7601(Top 52%)7601(Top 393%)
20K12.43 mi3.11 mi9170+2897400+2037400+2038519(Top 33%)6906(Top 47%)6906(Top 357%)
Half13.11 mi0.68 mi9155+157390+107390+109091(Top 36%)7218(Top 50%)7218(Top 373%)
25K15.53 mi2.42 mi8968+1877250+1407250+1408425(Top 33%)6671(Top 46%)6671(Top 345%)
30K18.64 mi3.11 mi8986-187159+917159+919408(Top 37%)6975(Top 48%)6975(Top 360%)
20M20.00 mi1.36 mi9008-227111+487111+4810228(Top 40%)7147(Top 49%)7147(Top 369%)
21M21.00 mi1.00 mi9381-3737232-1217232-12114864(Top 58%)9069(Top 62%)9069(Top 469%)
35K21.75 mi0.75 mi9286+957151+817151+817911(Top 31%)5716(Top 39%)5716(Top 295%)
23M23.00 mi1.25 mi9284+27087+647087+6410452(Top 41%)6793(Top 47%)6793(Top 351%)
24M24.00 mi1.00 mi92847045+427045+429341(Top 37%)6215(Top 43%)6215(Top 321%)
40K24.85 mi0.85 mi9606-3227163-1187163-11815105(Top 59%)9006(Top 62%)9006(Top 465%)
25.2M25.20 mi0.35 mi9901-2957297-1347297-13420054(Top 78%)11453(Top 79%)11453(Top 592%)
Finish26.22 mi1.02 mi10405-5047499-2027499-20219595(Top 77%)11268(Top 77%)11268(Top 582%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

9592

Males

7601

M50-54

7601

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

9781

Males

7757

M50-54

7757

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

9592

Males

7601

M50-54

7601

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8519

Males

6906

M50-54

6906

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9091

Males

7218

M50-54

7218

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8425

Males

6671

M50-54

6671

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9408

Males

6975

M50-54

6975

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

10228

Males

7147

M50-54

7147

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

14864

Males

9069

M50-54

9069

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

7911

Males

5716

M50-54

5716

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

10452

Males

6793

M50-54

6793

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9341

Males

6215

M50-54

6215

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15105

Males

9006

M50-54

9006

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20054

Males

11453

M50-54

11453

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

19595

Males

11268

M50-54

11268

Passing Analysis

Category:
Athletes Passed
1900
Passed By
3086
Net Change
-1187
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9218
5K → 10K165394-229#9218#9447
10K → 15K185197-12#9447#9459
15K → 20K36071+289#9459#9170
20K → Half4631+15#9170#9155
Half → 25K28194+187#9155#8968
25K → 30K272290-18#8968#8986
30K → 20M116138-22#8986#9008
20M → 21M49422-373#9008#9381
21M → 35K11924+95#9381#9286
35K → 23M146144+2#9286#9284
23M → 24M1001000#9284#9284
24M → 40K32354-322#9284#9606
40K → 25.2M8303-295#9606#9901
25.2M → Finish21524-504#9901#10405
TOTALS19003086-1187
📊

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