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BOSTON MARATHON 2025

Kristoffer Eriksen

Bib: 30206•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:39
Rank: #26775
Start → 5K
32:39 | 10:31/mi
10K· 6.21 mi
1:04:12
Rank: #26142 (+633)
5K → 10K
31:33 | 10:09/mi
15K· 9.32 mi
1:39:09
Rank: #26519 (-377)
10K → 15K
34:57 | 11:15/mi
20K· 12.43 mi
2:12:31
Rank: #26268 (+251)
15K → 20K
33:22 | 10:44/mi
Half· 13.11 mi
2:19:30
Rank: #26217 (+51)
20K → Half
6:59 | 10:14/mi
25K· 15.53 mi
2:46:58
Rank: #26114 (+103)
Half → 25K
27:28 | 11:20/mi
30K· 18.64 mi
3:23:00
Rank: #25892 (+222)
25K → 30K
36:02 | 11:36/mi
20M
3:38:44
Rank: #25798 (+94)
30K → 20M
15:44 | 11:35/mi
21M
3:49:59
Rank: #25626 (+172)
20M → 21M
11:15 | 11:15/mi
35K· 21.75 mi
3:57:35
Rank: #25539 (+87)
21M → 35K
7:36 | 10:10/mi
23M
4:10:50
Rank: #25400 (+139)
35K → 23M
13:15 | 10:35/mi
24M
4:21:08
Rank: #25294 (+106)
23M → 24M
10:18 | 10:18/mi
40K· 24.85 mi
4:30:16
Rank: #25223 (+71)
24M → 40K
9:08 | 10:41/mi
25.2M
4:34:35
Rank: #25217 (+6)
40K → 25.2M
4:19 | 12:31/mi
Finish· 26.22 mi
4:45:04
Rank: #25187 (+30)
25.2M → Finish
10:29 | 10:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:19:30
Pace10:38 /mi
2nd Half
Distance13.11 mi
Time2:25:34
Pace11:06 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:0732:3910:3132:39
10:31
-
10K
6.21 mi12:25:401:04:1210:2031:33
10:09
-0:22
15K
9.32 mi13:00:371:39:0910:3834:57
11:15
+1:06
20K
12.43 mi13:33:592:12:3110:4033:22
10:44
-0:31
Half
13.11 mi13:40:582:19:3010:386:59
10:14
-0:30
25K
15.53 mi14:08:262:46:5810:4527:28
11:20
+1:06
30K
18.64 mi14:44:283:23:0010:5336:02
11:36
+0:16
20M
20.00 mi15:00:123:38:4410:5615:44
11:35
-0:01
21M
21.00 mi15:11:273:49:5910:5711:15
11:15
-0:20
35K
21.75 mi15:19:033:57:3510:557:36
10:10
-1:05
23M
23.00 mi15:32:184:10:5010:5413:15
10:35
+0:25
24M
24.00 mi15:42:364:21:0810:5310:18
10:18
-0:17
40K
24.85 mi15:51:444:30:1610:529:08
10:41
+0:23
25.2M
25.20 mi15:56:034:34:3510:544:19
12:31
+1:50
Finish
26.22 mi16:06:324:45:0410:5310:29
10:17
-2:14

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

10:09 /mi

Average Pace

10:53 /mi

Slowest Pace

12:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:06:55

23% of race

Time at Steady Pace

1:28:24

31% of race

Time at Slower Pace

2:09:45

46% of race

Average Pace: 10:52 /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 mi11:54:0732:3910:3132:39
10:31
#26775
10K
6.21 mi12:25:401:04:1210:2031:33
10:09
#26142
15K
9.32 mi13:00:371:39:0910:3834:57
11:15
#26519
20K
12.43 mi13:33:592:12:3110:4033:22
10:44
#26268
Half
13.11 mi13:40:582:19:3010:386:59
10:14
#26217
25K
15.53 mi14:08:262:46:5810:4527:28
11:20
#26114
30K
18.64 mi14:44:283:23:0010:5336:02
11:36
#25892
20M
20.00 mi15:00:123:38:4410:5615:44
11:35
#25798
21M
21.00 mi15:11:273:49:5910:5711:15
11:15
#25626
35K
21.75 mi15:19:033:57:3510:557:36
10:10
#25539
23M
23.00 mi15:32:184:10:5010:5413:15
10:35
#25400
24M
24.00 mi15:42:364:21:0810:5310:18
10:18
#25294
40K
24.85 mi15:51:444:30:1610:529:08
10:41
#25223
25.2M
25.20 mi15:56:034:34:3510:544:19
12:31
#25217
Finish
26.22 mi16:06:324:45:0410:5310:29
10:17
#25187
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi26775155021550226986(Top 95%)15549(Top 97%)15549(Top 779%)
10K6.21 mi3.10 mi26142+63315228+27415228+27425634(Top 90%)14973(Top 93%)14973(Top 750%)
15K9.32 mi3.11 mi26519-37715386-15815386-15826986(Top 95%)15549(Top 97%)15549(Top 779%)
20K12.43 mi3.11 mi26268+25115272+11415272+11425604(Top 90%)14947(Top 93%)14947(Top 749%)
Half13.11 mi0.68 mi26217+5115246+2615246+2625313(Top 89%)14806(Top 92%)14806(Top 742%)
25K15.53 mi2.42 mi26114+10315194+5215194+5225650(Top 90%)14920(Top 93%)14920(Top 747%)
30K18.64 mi3.11 mi25892+22215065+12915065+12924994(Top 88%)14521(Top 90%)14521(Top 728%)
20M20.00 mi1.36 mi25798+9414999+6614999+6624678(Top 87%)14310(Top 89%)14310(Top 717%)
21M21.00 mi1.00 mi25626+17214910+8914910+8922036(Top 78%)12998(Top 81%)12998(Top 651%)
35K21.75 mi0.75 mi25539+8714865+4514865+4522324(Top 79%)13072(Top 81%)13072(Top 655%)
23M23.00 mi1.25 mi25400+13914779+8614779+8622220(Top 78%)12990(Top 81%)12990(Top 651%)
24M24.00 mi1.00 mi25294+10614726+5314726+5322250(Top 78%)12937(Top 80%)12937(Top 648%)
40K24.85 mi0.85 mi25223+7114689+3714689+3722393(Top 79%)12936(Top 80%)12936(Top 648%)
25.2M25.20 mi0.35 mi25217+614682+714682+724231(Top 85%)13894(Top 86%)13894(Top 696%)
Finish26.22 mi1.02 mi25187+3014662+2014662+2023758(Top 84%)13648(Top 85%)13648(Top 684%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21stories
+97ft-345ft

Overall

26986

Males

15549

M50-54

15549

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

25634

Males

14973

M50-54

14973

10K→15K

6.2 - 9.3 mi

Top 95%
×3stories
+67ft-78ft

Overall

26986

Males

15549

M50-54

15549

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

25604

Males

14947

M50-54

14947

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

25313

Males

14806

M50-54

14806

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

25650

Males

14920

M50-54

14920

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

24994

Males

14521

M50-54

14521

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

24678

Males

14310

M50-54

14310

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22036

Males

12998

M50-54

12998

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

22324

Males

13072

M50-54

13072

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22220

Males

12990

M50-54

12990

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

22250

Males

12937

M50-54

12937

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22393

Males

12936

M50-54

12936

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24231

Males

13894

M50-54

13894

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

23758

Males

13648

M50-54

13648

Passing Analysis

Category:
Athletes Passed
2138
Passed By
550
Net Change
+1588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26775
5K → 10K64613+633#26775#26142
10K → 15K38415-377#26142#26519
15K → 20K27827+251#26519#26268
20K → Half543+51#26268#26217
Half → 25K13734+103#26217#26114
25K → 30K23715+222#26114#25892
30K → 20M11016+94#25892#25798
20M → 21M1731+172#25798#25626
21M → 35K914+87#25626#25539
35K → 23M1401+139#25539#25400
23M → 24M1093+106#25400#25294
24M → 40K732+71#25294#25223
40K → 25.2M126+6#25223#25217
25.2M → Finish4010+30#25217#25187
TOTALS2138550+1588
📊

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