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BOSTON MARATHON 2025

Niclas Montag

Bib: 4868•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 28%
Gender (Male)
#0 / 16105
Top 41%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:18
Rank: #6744
Start → 5K
21:18 | 6:51/mi
10K· 6.21 mi
42:36
Rank: #6799 (-55)
5K → 10K
21:18 | 6:51/mi
15K· 9.32 mi
1:04:04
Rank: #6858 (-59)
10K → 15K
21:28 | 6:55/mi
20K· 12.43 mi
1:25:31
Rank: #6689 (+169)
15K → 20K
21:27 | 6:54/mi
Half· 13.11 mi
1:30:13
Rank: #6691 (-2)
20K → Half
4:42 | 6:53/mi
25K· 15.53 mi
1:47:40
Rank: #6800 (-109)
Half → 25K
17:27 | 7:12/mi
30K· 18.64 mi
2:13:00
Rank: #7572 (-772)
25K → 30K
25:20 | 8:09/mi
20M
2:24:24
Rank: #7906 (-334)
30K → 20M
11:24 | 8:23/mi
21M
2:32:34
Rank: #7856 (+50)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:38:07
Rank: #7831 (+25)
21M → 35K
5:33 | 7:25/mi
23M
2:47:49
Rank: #7780 (+51)
35K → 23M
9:42 | 7:45/mi
24M
2:55:26
Rank: #7791 (-11)
23M → 24M
7:37 | 7:37/mi
40K· 24.85 mi
3:01:56
Rank: #7743 (+48)
24M → 40K
6:30 | 7:36/mi
25.2M
3:04:53
Rank: #7736 (+7)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:13:21
Rank: #8013 (-277)
25.2M → Finish
8:28 | 8:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:13
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:43:08
Pace7:52 /mi
📊Positive Split: 14.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2321:186:5121:18
6:51
-
10K
6.21 mi10:46:4142:366:5121:18
6:51
0:00
15K
9.32 mi11:08:091:04:046:5221:28
6:55
+0:04
20K
12.43 mi11:29:361:25:316:5321:27
6:54
-0:01
Half
13.11 mi11:34:181:30:136:534:42
6:53
-0:01
25K
15.53 mi11:51:451:47:406:5617:27
7:12
+0:19
30K
18.64 mi12:17:052:13:007:0825:20
8:09
+0:57
20M
20.00 mi12:28:292:24:247:1311:24
8:23
+0:14
21M
21.00 mi12:36:392:32:347:168:10
8:10
-0:13
35K
21.75 mi12:42:122:38:077:165:33
7:25
-0:45
23M
23.00 mi12:51:542:47:497:189:42
7:45
+0:20
24M
24.00 mi12:59:312:55:267:197:37
7:37
-0:08
40K
24.85 mi13:06:013:01:567:196:30
7:36
-0:01
25.2M
25.20 mi13:08:583:04:537:202:57
8:33
+0:57
Finish
26.22 mi13:17:263:13:217:238:28
8:19
-0:14

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

6:51 /mi

Average Pace

7:23 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:40

56% of race

Time at Steady Pace

29:22

15% of race

Time at Slower Pace

56:19

29% of race

Average Pace: 7:22 /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 mi10:25:2321:186:5121:18
6:51
#6744
10K
6.21 mi10:46:4142:366:5121:18
6:51
#6799
15K
9.32 mi11:08:091:04:046:5221:28
6:55
#6858
20K
12.43 mi11:29:361:25:316:5321:27
6:54
#6689
Half
13.11 mi11:34:181:30:136:534:42
6:53
#6691
25K
15.53 mi11:51:451:47:406:5617:27
7:12
#6800
30K
18.64 mi12:17:052:13:007:0825:20
8:09
#7572
20M
20.00 mi12:28:292:24:247:1311:24
8:23
#7906
21M
21.00 mi12:36:392:32:347:168:10
8:10
#7856
35K
21.75 mi12:42:122:38:077:165:33
7:25
#7831
23M
23.00 mi12:51:542:47:497:189:42
7:45
#7780
24M
24.00 mi12:59:312:55:267:197:37
7:37
#7791
40K
24.85 mi13:06:013:01:567:196:30
7:36
#7743
25.2M
25.20 mi13:08:583:04:537:202:57
8:33
#7736
Finish
26.22 mi13:17:263:13:217:238:28
8:19
#8013
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6744611261127021(Top 25%)6264(Top 39%)6264(Top 111%)
10K6.21 mi3.10 mi6799-556139-276139-276921(Top 24%)6215(Top 39%)6215(Top 110%)
15K9.32 mi3.11 mi6858-596169-306169-307021(Top 25%)6264(Top 39%)6264(Top 111%)
20K12.43 mi3.11 mi6689+1696038+1316038+1316233(Top 22%)5617(Top 35%)5617(Top 100%)
Half13.11 mi0.68 mi6691-26041-36041-36822(Top 24%)6087(Top 38%)6087(Top 108%)
25K15.53 mi2.42 mi6800-1096098-576098-577588(Top 27%)6504(Top 40%)6504(Top 115%)
30K18.64 mi3.11 mi7572-7726612-5146612-51412461(Top 44%)8883(Top 55%)8883(Top 157%)
20M20.00 mi1.36 mi7906-3346775-1636775-16313037(Top 46%)8996(Top 56%)8996(Top 159%)
21M21.00 mi1.00 mi7856+506712+636712+638352(Top 29%)6452(Top 40%)6452(Top 114%)
35K21.75 mi0.75 mi7831+256679+336679+338036(Top 28%)6321(Top 39%)6321(Top 112%)
23M23.00 mi1.25 mi7780+516597+826597+828190(Top 29%)6274(Top 39%)6274(Top 111%)
24M24.00 mi1.00 mi7791-116576+216576+218509(Top 30%)6385(Top 40%)6385(Top 113%)
40K24.85 mi0.85 mi7743+486510+666510+667424(Top 26%)5682(Top 35%)5682(Top 101%)
25.2M25.20 mi0.35 mi7736+76490+206490+209036(Top 32%)6455(Top 40%)6455(Top 114%)
Finish26.22 mi1.02 mi8013-2776639-1496639-14914926(Top 53%)9436(Top 59%)9436(Top 167%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

7021

Males

6264

M18-39

6264

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6921

Males

6215

M18-39

6215

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

7021

Males

6264

M18-39

6264

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

6233

Males

5617

M18-39

5617

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6822

Males

6087

M18-39

6087

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

7588

Males

6504

M18-39

6504

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

12461

Males

8883

M18-39

8883

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

13037

Males

8996

M18-39

8996

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

8352

Males

6452

M18-39

6452

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

8036

Males

6321

M18-39

6321

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8190

Males

6274

M18-39

6274

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8509

Males

6385

M18-39

6385

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7424

Males

5682

M18-39

5682

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9036

Males

6455

M18-39

6455

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

14926

Males

9436

M18-39

9436

Passing Analysis

Category:
Athletes Passed
1235
Passed By
2504
Net Change
-1269
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6744
5K → 10K173228-55#6744#6799
10K → 15K131190-59#6799#6858
15K → 20K22051+169#6858#6689
20K → Half2628-2#6689#6691
Half → 25K90199-109#6691#6800
25K → 30K46818-772#6800#7572
30K → 20M27361-334#7572#7906
20M → 21M12373+50#7906#7856
21M → 35K6742+25#7856#7831
35K → 23M12271+51#7831#7780
23M → 24M6980-11#7780#7791
24M → 40K9042+48#7791#7743
40K → 25.2M3427+7#7743#7736
25.2M → Finish17294-277#7736#8013
TOTALS12352504-1269
📊

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