Boston Marathon logo
BOSTON MARATHON 2023

Christopher Bunker

Bib: 6445•M

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 18%
Gender (Male)
#0 / 15176
Top 30%
Masters (Masters Men)
#0 / 9891
Top 16%
Division (M55-59)
#0 / 1422
Top 4%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:18
Rank: #5187
Start → 5K
21:18 | 6:51/mi
10K· 6.21 mi
42:24
Rank: #5155 (+32)
5K → 10K
21:06 | 6:47/mi
15K· 9.32 mi
1:03:47
Rank: #5403 (-248)
10K → 15K
21:23 | 6:53/mi
20K· 12.43 mi
1:25:34
Rank: #5596 (-193)
15K → 20K
21:47 | 7:01/mi
Half· 13.11 mi
1:30:19
Rank: #5646 (-50)
20K → Half
4:45 | 6:58/mi
25K· 15.53 mi
1:47:27
Rank: #5694 (-48)
Half → 25K
17:08 | 7:04/mi
30K· 18.64 mi
2:09:40
Rank: #5555 (+139)
25K → 30K
22:13 | 7:09/mi
20M
2:19:26
Rank: #5491 (+64)
30K → 20M
9:46 | 7:11/mi
21M
2:26:59
Rank: #5409 (+82)
20M → 21M
7:33 | 7:33/mi
35K· 21.75 mi
2:32:06
Rank: #5344 (+65)
21M → 35K
5:07 | 6:50/mi
23M
2:40:58
Rank: #5221 (+123)
35K → 23M
8:52 | 7:05/mi
24M
2:47:51
Rank: #5109 (+112)
23M → 24M
6:53 | 6:53/mi
40K· 24.85 mi
2:53:53
Rank: #5036 (+73)
24M → 40K
6:02 | 7:03/mi
25.2M
2:56:24
Rank: #4988 (+48)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
3:03:18
Rank: #4906 (+82)
25.2M → Finish
6:54 | 6:46/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
Time1:30:19
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:32:59
Pace7:06 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1321:186:5121:18
6:51
-
10K
6.21 mi10:45:1942:246:4921:06
6:47
-0:04
15K
9.32 mi11:06:421:03:476:5121:23
6:53
+0:06
20K
12.43 mi11:28:291:25:346:5321:47
7:01
+0:08
Half
13.11 mi11:33:141:30:196:534:45
6:58
-0:03
25K
15.53 mi11:50:221:47:276:5517:08
7:04
+0:06
30K
18.64 mi12:12:352:09:406:5722:13
7:09
+0:05
20M
20.00 mi12:22:212:19:266:589:46
7:11
+0:02
21M
21.00 mi12:29:542:26:597:007:33
7:33
+0:22
35K
21.75 mi12:35:012:32:067:005:07
6:50
-0:43
23M
23.00 mi12:43:532:40:587:008:52
7:05
+0:15
24M
24.00 mi12:50:462:47:517:006:53
6:53
-0:12
40K
24.85 mi12:56:482:53:537:006:02
7:03
+0:10
25.2M
25.20 mi12:59:192:56:247:002:31
7:18
+0:15
Finish
26.22 mi13:06:133:03:187:006:54
6:46
-0:32

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

6:46 /mi

Average Pace

7:00 /mi

Slowest Pace

7:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:45

96% of race

Time at Steady Pace

7:33

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:59 /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 mi10:24:1321:186:5121:18
6:51
#5187
10K
6.21 mi10:45:1942:246:4921:06
6:47
#5155
15K
9.32 mi11:06:421:03:476:5121:23
6:53
#5403
20K
12.43 mi11:28:291:25:346:5321:47
7:01
#5596
Half
13.11 mi11:33:141:30:196:534:45
6:58
#5646
25K
15.53 mi11:50:221:47:276:5517:08
7:04
#5694
30K
18.64 mi12:12:352:09:406:5722:13
7:09
#5555
20M
20.00 mi12:22:212:19:266:589:46
7:11
#5491
21M
21.00 mi12:29:542:26:597:007:33
7:33
#5409
35K
21.75 mi12:35:012:32:067:005:07
6:50
#5344
23M
23.00 mi12:43:532:40:587:008:52
7:05
#5221
24M
24.00 mi12:50:462:47:517:006:53
6:53
#5109
40K
24.85 mi12:56:482:53:537:006:02
7:03
#5036
25.2M
25.20 mi12:59:192:56:247:002:31
7:18
#4988
Finish
26.22 mi13:06:133:03:187:006:54
6:46
#4906
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi5187481048105819(Top 22%)5317(Top 35%)5317(Top 374%)
10K6.21 mi3.10 mi5155+324775+354775+355207(Top 20%)4816(Top 32%)4816(Top 339%)
15K9.32 mi3.11 mi5403-2484994-2194994-2195819(Top 22%)5317(Top 35%)5317(Top 374%)
20K12.43 mi3.11 mi5596-1935157-1635157-1636041(Top 23%)5502(Top 36%)5502(Top 387%)
Half13.11 mi0.68 mi5646-505203-465203-466291(Top 24%)5701(Top 38%)5701(Top 401%)
25K15.53 mi2.42 mi5694-485237-345237-345915(Top 22%)5380(Top 35%)5380(Top 378%)
30K18.64 mi3.11 mi5555+1395106+1315106+1315218(Top 20%)4770(Top 31%)4770(Top 335%)
20M20.00 mi1.36 mi5491+645050+565050+565036(Top 19%)4569(Top 30%)4569(Top 321%)
21M21.00 mi1.00 mi5409+824974+764974+764822(Top 18%)4349(Top 29%)4349(Top 306%)
35K21.75 mi0.75 mi5344+654914+604914+604454(Top 17%)4072(Top 27%)4072(Top 286%)
23M23.00 mi1.25 mi5221+1234798+1164798+1164217(Top 16%)3860(Top 25%)3860(Top 271%)
24M24.00 mi1.00 mi5109+1124695+1034695+1034107(Top 15%)3738(Top 25%)3738(Top 263%)
40K24.85 mi0.85 mi5036+734634+614634+614146(Top 16%)3707(Top 24%)3707(Top 261%)
25.2M25.20 mi0.35 mi4988+484593+414593+412992(Top 11%)2747(Top 18%)2747(Top 193%)
Finish26.22 mi1.02 mi4906+824514+794514+793916(Top 15%)3472(Top 23%)3472(Top 244%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5819

Males

5317

M55-59

5317

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5207

Males

4816

M55-59

4816

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5819

Males

5317

M55-59

5317

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6041

Males

5502

M55-59

5502

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6291

Males

5701

M55-59

5701

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5915

Males

5380

M55-59

5380

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5218

Males

4770

M55-59

4770

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5036

Males

4569

M55-59

4569

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4822

Males

4349

M55-59

4349

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4454

Males

4072

M55-59

4072

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4217

Males

3860

M55-59

3860

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4107

Males

3738

M55-59

3738

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4146

Males

3707

M55-59

3707

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2992

Males

2747

M55-59

2747

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3916

Males

3472

M55-59

3472

Passing Analysis

Category:
Athletes Passed
1315
Passed By
1034
Net Change
+281
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5187
5K → 10K203171+32#5187#5155
10K → 15K47295-248#5155#5403
15K → 20K56249-193#5403#5596
20K → Half656-50#5596#5646
Half → 25K64112-48#5646#5694
25K → 30K19152+139#5694#5555
30K → 20M9026+64#5555#5491
20M → 21M10624+82#5491#5409
21M → 35K749+65#5409#5344
35K → 23M13310+123#5344#5221
23M → 24M12210+112#5221#5109
24M → 40K829+73#5109#5036
40K → 25.2M513+48#5036#4988
25.2M → Finish908+82#4988#4906
TOTALS13151034+281
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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