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BOSTON MARATHON 2025

Stephan Ziegler

Bib: 8759•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 29%
Gender (Male)
#0 / 16105
Top 42%
Masters (Masters Men)
#0 / 10463
Top 29%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:37
Rank: #7485
Start → 5K
21:37 | 6:57/mi
10K· 6.21 mi
43:41
Rank: #8086 (-601)
5K → 10K
22:04 | 7:06/mi
15K· 9.32 mi
1:05:25
Rank: #7883 (+203)
10K → 15K
21:44 | 7:00/mi
20K· 12.43 mi
1:27:42
Rank: #7874 (+9)
15K → 20K
22:17 | 7:10/mi
Half· 13.11 mi
1:32:34
Rank: #7887 (-13)
20K → Half
4:52 | 7:08/mi
25K· 15.53 mi
1:50:32
Rank: #8040 (-153)
Half → 25K
17:58 | 7:25/mi
30K· 18.64 mi
2:14:25
Rank: #8114 (-74)
25K → 30K
23:53 | 7:41/mi
20M
2:25:10
Rank: #8201 (-87)
30K → 20M
10:45 | 7:55/mi
21M
2:33:26
Rank: #8188 (+13)
20M → 21M
8:16 | 8:16/mi
35K· 21.75 mi
2:38:59
Rank: #8133 (+55)
21M → 35K
5:33 | 7:25/mi
23M
2:48:41
Rank: #8092 (+41)
35K → 23M
9:42 | 7:45/mi
24M
2:56:13
Rank: #8042 (+50)
23M → 24M
7:32 | 7:32/mi
40K· 24.85 mi
3:02:56
Rank: #8064 (-22)
24M → 40K
6:43 | 7:51/mi
25.2M
3:05:58
Rank: #8092 (-28)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:13:50
Rank: #8163 (-71)
25.2M → Finish
7:52 | 7:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:34
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:41:16
Pace7:43 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:5621:376:5721:37
6:57
-
10K
6.21 mi11:09:0043:417:0222:04
7:06
+0:09
15K
9.32 mi11:30:441:05:257:0121:44
7:00
-0:06
20K
12.43 mi11:53:011:27:427:0322:17
7:10
+0:10
Half
13.11 mi11:57:531:32:347:044:52
7:08
-0:02
25K
15.53 mi12:15:511:50:327:0717:58
7:25
+0:17
30K
18.64 mi12:39:442:14:257:1323:53
7:41
+0:16
20M
20.00 mi12:50:292:25:107:1510:45
7:55
+0:14
21M
21.00 mi12:58:452:33:267:188:16
8:16
+0:21
35K
21.75 mi13:04:182:38:597:195:33
7:25
-0:51
23M
23.00 mi13:14:002:48:417:209:42
7:45
+0:20
24M
24.00 mi13:21:322:56:137:217:32
7:32
-0:13
40K
24.85 mi13:28:153:02:567:226:43
7:51
+0:19
25.2M
25.20 mi13:31:173:05:587:233:02
8:48
+0:57
Finish
26.22 mi13:39:093:13:507:247:52
7:43
-1:05

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

6:57 /mi

Average Pace

7:24 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:34

48% of race

Time at Steady Pace

1:12:30

37% of race

Time at Slower Pace

28:46

15% of race

Average Pace: 7:24 /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 mi10:46:5621:376:5721:37
6:57
#7485
10K
6.21 mi11:09:0043:417:0222:04
7:06
#8086
15K
9.32 mi11:30:441:05:257:0121:44
7:00
#7883
20K
12.43 mi11:53:011:27:427:0322:17
7:10
#7874
Half
13.11 mi11:57:531:32:347:044:52
7:08
#7887
25K
15.53 mi12:15:511:50:327:0717:58
7:25
#8040
30K
18.64 mi12:39:442:14:257:1323:53
7:41
#8114
20M
20.00 mi12:50:292:25:107:1510:45
7:55
#8201
21M
21.00 mi12:58:452:33:267:188:16
8:16
#8188
35K
21.75 mi13:04:182:38:597:195:33
7:25
#8133
23M
23.00 mi13:14:002:48:417:209:42
7:45
#8092
24M
24.00 mi13:21:322:56:137:217:32
7:32
#8042
40K
24.85 mi13:28:153:02:567:226:43
7:51
#8064
25.2M
25.20 mi13:31:173:05:587:233:02
8:48
#8092
Finish
26.22 mi13:39:093:13:507:247:52
7:43
#8163
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7485666066607600(Top 27%)6682(Top 41%)6682(Top 297%)
10K6.21 mi3.10 mi8086-6017041-3817041-3818690(Top 31%)7412(Top 46%)7412(Top 330%)
15K9.32 mi3.11 mi7883+2036906+1356906+1357600(Top 27%)6682(Top 41%)6682(Top 297%)
20K12.43 mi3.11 mi7874+96874+326874+327980(Top 28%)6863(Top 43%)6863(Top 305%)
Half13.11 mi0.68 mi7887-136877-36877-38508(Top 30%)7191(Top 45%)7191(Top 320%)
25K15.53 mi2.42 mi8040-1536953-766953-769225(Top 32%)7458(Top 46%)7458(Top 332%)
30K18.64 mi3.11 mi8114-746937+166937+169096(Top 32%)7187(Top 45%)7187(Top 320%)
20M20.00 mi1.36 mi8201-876967-306967-309785(Top 34%)7415(Top 46%)7415(Top 330%)
21M21.00 mi1.00 mi8188+136924+436924+438981(Top 32%)6800(Top 42%)6800(Top 303%)
35K21.75 mi0.75 mi8133+556870+546870+548039(Top 28%)6324(Top 39%)6324(Top 281%)
23M23.00 mi1.25 mi8092+416793+776793+778192(Top 29%)6276(Top 39%)6276(Top 279%)
24M24.00 mi1.00 mi8042+506724+696724+697921(Top 28%)6065(Top 38%)6065(Top 270%)
40K24.85 mi0.85 mi8064-226710+146710+149149(Top 32%)6596(Top 41%)6596(Top 294%)
25.2M25.20 mi0.35 mi8092-286722-126722-1210511(Top 37%)7203(Top 45%)7203(Top 321%)
Finish26.22 mi1.02 mi8163-716726-46726-410809(Top 38%)7401(Top 46%)7401(Top 329%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7600

Males

6682

M40-44

6682

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8690

Males

7412

M40-44

7412

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7600

Males

6682

M40-44

6682

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7980

Males

6863

M40-44

6863

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

8508

Males

7191

M40-44

7191

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

9225

Males

7458

M40-44

7458

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

9096

Males

7187

M40-44

7187

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9785

Males

7415

M40-44

7415

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8981

Males

6800

M40-44

6800

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

8039

Males

6324

M40-44

6324

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8192

Males

6276

M40-44

6276

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7921

Males

6065

M40-44

6065

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9149

Males

6596

M40-44

6596

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10511

Males

7203

M40-44

7203

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10809

Males

7401

M40-44

7401

Passing Analysis

Category:
Athletes Passed
1335
Passed By
2013
Net Change
-678
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7485
5K → 10K49650-601#7485#8086
10K → 15K25653+203#8086#7883
15K → 20K140131+9#7883#7874
20K → Half2336-13#7874#7887
Half → 25K85238-153#7887#8040
25K → 30K164238-74#8040#8114
30K → 20M83170-87#8114#8201
20M → 21M9683+13#8201#8188
21M → 35K8732+55#8188#8133
35K → 23M12483+41#8133#8092
23M → 24M9848+50#8092#8042
24M → 40K5981-22#8042#8064
40K → 25.2M2452-28#8064#8092
25.2M → Finish47118-71#8092#8163
TOTALS13352013-678
📊

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