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BOSTON MARATHON 2025

Chris (krysztof) Jekiel

Bib: 18147•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 33%
Gender (Male)
#0 / 16105
Top 46%
Masters (Masters Men)
#0 / 10463
Top 34%
Division (M55-59)
#0 / 1648
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:27
Rank: #9675
Start → 5K
22:27 | 7:14/mi
10K· 6.21 mi
44:28
Rank: #9086 (+589)
5K → 10K
22:01 | 7:05/mi
15K· 9.32 mi
1:06:11
Rank: #8482 (+604)
10K → 15K
21:43 | 6:59/mi
20K· 12.43 mi
1:28:50
Rank: #8529 (-47)
15K → 20K
22:39 | 7:17/mi
Half· 13.11 mi
1:33:46
Rank: #8556 (-27)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:51:46
Rank: #8633 (-77)
Half → 25K
18:00 | 7:25/mi
30K· 18.64 mi
2:16:04
Rank: #8823 (-190)
25K → 30K
24:18 | 7:49/mi
20M
2:26:50
Rank: #8881 (-58)
30K → 20M
10:46 | 7:55/mi
21M
2:35:22
Rank: #8978 (-97)
20M → 21M
8:32 | 8:32/mi
35K· 21.75 mi
2:41:16
Rank: #9057 (-79)
21M → 35K
5:54 | 7:53/mi
23M
2:51:06
Rank: #8974 (+83)
35K → 23M
9:50 | 7:51/mi
24M
2:59:08
Rank: #9061 (-87)
23M → 24M
8:02 | 8:02/mi
40K· 24.85 mi
3:06:10
Rank: #9159 (-98)
24M → 40K
7:02 | 8:14/mi
25.2M
3:09:17
Rank: #9192 (-33)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:17:16
Rank: #9285 (-93)
25.2M → Finish
7:59 | 7:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:46
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:43:30
Pace7:54 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:5822:277:1422:27
7:14
-
10K
6.21 mi11:34:5944:287:0922:01
7:05
-0:09
15K
9.32 mi11:56:421:06:117:0621:43
6:59
-0:06
20K
12.43 mi12:19:211:28:507:0922:39
7:17
+0:18
Half
13.11 mi12:24:171:33:467:094:56
7:14
-0:03
25K
15.53 mi12:42:171:51:467:1218:00
7:25
+0:11
30K
18.64 mi13:06:352:16:047:1824:18
7:49
+0:24
20M
20.00 mi13:17:212:26:507:2010:46
7:55
+0:06
21M
21.00 mi13:25:532:35:227:248:32
8:32
+0:37
35K
21.75 mi13:31:472:41:167:255:54
7:53
-0:39
23M
23.00 mi13:41:372:51:067:269:50
7:51
-0:02
24M
24.00 mi13:49:392:59:087:288:02
8:02
+0:11
40K
24.85 mi13:56:413:06:107:297:02
8:14
+0:12
25.2M
25.20 mi13:59:483:09:177:313:07
9:02
+0:48
Finish
26.22 mi14:07:473:17:167:327:59
7:50
-1:12

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

6:59 /mi

Average Pace

7:32 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:46

57% of race

Time at Steady Pace

1:06:49

34% of race

Time at Slower Pace

18:41

9% of race

Average Pace: 7:31 /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 mi11:12:5822:277:1422:27
7:14
#9675
10K
6.21 mi11:34:5944:287:0922:01
7:05
#9086
15K
9.32 mi11:56:421:06:117:0621:43
6:59
#8482
20K
12.43 mi12:19:211:28:507:0922:39
7:17
#8529
Half
13.11 mi12:24:171:33:467:094:56
7:14
#8556
25K
15.53 mi12:42:171:51:467:1218:00
7:25
#8633
30K
18.64 mi13:06:352:16:047:1824:18
7:49
#8823
20M
20.00 mi13:17:212:26:507:2010:46
7:55
#8881
21M
21.00 mi13:25:532:35:227:248:32
8:32
#8978
35K
21.75 mi13:31:472:41:167:255:54
7:53
#9057
23M
23.00 mi13:41:372:51:067:269:50
7:51
#8974
24M
24.00 mi13:49:392:59:087:288:02
8:02
#9061
40K
24.85 mi13:56:413:06:107:297:02
8:14
#9159
25.2M
25.20 mi13:59:483:09:177:313:07
9:02
#9192
Finish
26.22 mi14:07:473:17:167:327:59
7:50
#9285
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi9675799279927569(Top 27%)6663(Top 41%)6663(Top 404%)
10K6.21 mi3.10 mi9086+5897653+3397653+3398554(Top 30%)7338(Top 46%)7338(Top 445%)
15K9.32 mi3.11 mi8482+6047275+3787275+3787569(Top 27%)6663(Top 41%)6663(Top 404%)
20K12.43 mi3.11 mi8529-477280-57280-58966(Top 32%)7434(Top 46%)7434(Top 451%)
Half13.11 mi0.68 mi8556-277291-117291-119308(Top 33%)7651(Top 48%)7651(Top 464%)
25K15.53 mi2.42 mi8633-777319-287319-289326(Top 33%)7517(Top 47%)7517(Top 456%)
30K18.64 mi3.11 mi8823-1907367-487367-4810098(Top 36%)7742(Top 48%)7742(Top 470%)
20M20.00 mi1.36 mi8881-587371-47371-49893(Top 35%)7474(Top 46%)7474(Top 454%)
21M21.00 mi1.00 mi8978-977390-197390-1910661(Top 38%)7693(Top 48%)7693(Top 467%)
35K21.75 mi0.75 mi9057-797415-257415-2511407(Top 40%)8041(Top 50%)8041(Top 488%)
23M23.00 mi1.25 mi8974+837319+967319+968950(Top 32%)6697(Top 42%)6697(Top 406%)
24M24.00 mi1.00 mi9061-877342-237342-2311451(Top 40%)7872(Top 49%)7872(Top 478%)
40K24.85 mi0.85 mi9159-987360-187360-1811680(Top 41%)7896(Top 49%)7896(Top 479%)
25.2M25.20 mi0.35 mi9192-337358+27358+211937(Top 42%)7948(Top 49%)7948(Top 482%)
Finish26.22 mi1.02 mi9285-937371-137371-1311651(Top 41%)7840(Top 49%)7840(Top 476%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7569

Males

6663

M55-59

6663

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8554

Males

7338

M55-59

7338

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7569

Males

6663

M55-59

6663

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8966

Males

7434

M55-59

7434

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9308

Males

7651

M55-59

7651

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9326

Males

7517

M55-59

7517

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

10098

Males

7742

M55-59

7742

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9893

Males

7474

M55-59

7474

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10661

Males

7693

M55-59

7693

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11407

Males

8041

M55-59

8041

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8950

Males

6697

M55-59

6697

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

11451

Males

7872

M55-59

7872

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11680

Males

7896

M55-59

7896

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11937

Males

7948

M55-59

7948

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

11651

Males

7840

M55-59

7840

Passing Analysis

Category:
Athletes Passed
2221
Passed By
1831
Net Change
+390
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9675
5K → 10K63344+589#9675#9086
10K → 15K61612+604#9086#8482
15K → 20K157204-47#8482#8529
20K → Half2249-27#8529#8556
Half → 25K116193-77#8556#8633
25K → 30K157347-190#8633#8823
30K → 20M81139-58#8823#8881
20M → 21M67164-97#8881#8978
21M → 35K46125-79#8978#9057
35K → 23M14966+83#9057#8974
23M → 24M48135-87#8974#9061
24M → 40K57155-98#9061#9159
40K → 25.2M2861-33#9159#9192
25.2M → Finish44137-93#9192#9285
TOTALS22211831+390
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing