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BOSTON MARATHON 2026

Erik Anderson

Bib: 12521•M

PA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 44%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 47%
Age Group (M45-49)
#0 / 2413
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
21:53
3.11 mi
Rank: #8914
Start → 5K
21:53 | 7:03/mi
10K
43:48
6.21 mi
Rank: #8961 (-47)
5K → 10K
21:55 | 7:04/mi
15K
1:05:49
9.32 mi
Rank: #9013 (-52)
10K → 15K
22:01 | 7:06/mi
20K
1:28:43
12.43 mi
Rank: #9391 (-378)
15K → 20K
22:54 | 7:23/mi
HALF
1:33:49
13.11 mi
Rank: #9512 (-121)
20K → HALF
5:06 | 7:29/mi
25K
1:52:23
15.53 mi
Rank: #10017 (-505)
HALF → 25K
18:34 | 7:40/mi
30K
2:16:58
18.64 mi
Rank: #10501 (-484)
25K → 30K
24:35 | 7:55/mi
20M
2:28:02
20.00 mi
Rank: #10773 (-272)
30K → 20M
11:04 | 8:09/mi
21M
2:36:35
21.00 mi
Rank: #10921 (-148)
20M → 21M
8:33 | 8:33/mi
35K
2:42:37
21.75 mi
Rank: #11073 (-152)
21M → 35K
6:02 | 8:04/mi
23M
2:54:30
23.00 mi
Rank: #11822 (-749)
35K → 23M
11:53 | 9:30/mi
24M
3:03:10
24.00 mi
Rank: #12134 (-312)
23M → 24M
8:40 | 8:40/mi
40K
3:11:31
24.85 mi
Rank: #12608 (-474)
24M → 40K
8:21 | 9:46/mi
25.2M
3:14:38
25.20 mi
Rank: #12628 (-20)
40K → 25.2M
3:07 | 9:03/mi
FINISH
3:23:13
26.22 mi
Rank: #12821 (-193)
25.2M → FINISH
8:35 | 8:26/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:33:49
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time1:49:24
Pace8:21 /mi
📊Positive Split: 16.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1821:537:0321:53
7:03
-
10K
6.21 mi11:12:1343:487:0321:55
7:04
+0:01
15K
9.32 mi11:34:141:05:497:0422:01
7:06
+0:02
20K
12.43 mi11:57:081:28:437:0922:54
7:23
+0:17
HALF
13.11 mi12:02:141:33:497:105:06
7:29
+0:06
25K
15.53 mi12:20:481:52:237:1518:34
7:40
+0:11
30K
18.64 mi12:45:232:16:587:2124:35
7:55
+0:15
20M
20.00 mi12:56:272:28:027:2511:04
8:09
+0:14
21M
21.00 mi13:05:002:36:357:288:33
8:33
+0:24
35K
21.75 mi13:11:022:42:377:296:02
8:04
-0:29
23M
23.00 mi13:22:552:54:307:3611:53
9:30
+1:26
24M
24.00 mi13:31:353:03:107:388:40
8:40
-0:50
40K
24.85 mi13:39:563:11:317:438:21
9:46
+1:06
25.2M
25.20 mi13:43:033:14:387:443:07
9:03
-0:43
FINISH
26.22 mi13:51:383:23:137:468:35
8:26
-0:37

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:03 /mi

Average Pace

7:45 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:33:49

46% of race

Time at Steady Pace

1:08:50

34% of race

Time at Slower Pace

40:34

20% of race

Average Pace: 7:45 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:50:1821:537:0321:53
7:03
#8914
10K
6.21 mi11:12:1343:487:0321:55
7:04
#8961
15K
9.32 mi11:34:141:05:497:0422:01
7:06
#9013
20K
12.43 mi11:57:081:28:437:0922:54
7:23
#9391
HALF
13.11 mi12:02:141:33:497:105:06
7:29
#9512
25K
15.53 mi12:20:481:52:237:1518:34
7:40
#10017
30K
18.64 mi12:45:232:16:587:2124:35
7:55
#10501
20M
20.00 mi12:56:272:28:027:2511:04
8:09
#10773
21M
21.00 mi13:05:002:36:357:288:33
8:33
#10921
35K
21.75 mi13:11:022:42:377:296:02
8:04
#11073
23M
23.00 mi13:22:552:54:307:3611:53
9:30
#11822
24M
24.00 mi13:31:353:03:107:388:40
8:40
#12134
40K
24.85 mi13:39:563:11:317:438:21
9:46
#12608
25.2M
25.20 mi13:43:033:14:387:443:07
9:03
#12628
FINISH
26.22 mi13:51:383:23:137:468:35
8:26
#12821
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8914750775079178(Top 32%)7587(Top 46%)7587(Top 314%)
10K6.21 mi3.10 mi8961-477495+127495+129075(Top 31%)7547(Top 46%)7547(Top 313%)
15K9.32 mi3.11 mi9013-527520-257520-259178(Top 32%)7587(Top 46%)7587(Top 314%)
20K12.43 mi3.11 mi9391-3787719-1997719-19910854(Top 37%)8324(Top 51%)8324(Top 345%)
HALF13.11 mi0.68 mi9512-1217784-657784-6512816(Top 44%)9285(Top 57%)9285(Top 385%)
25K15.53 mi2.42 mi10017-5057993-2097993-20912668(Top 44%)9092(Top 56%)9092(Top 377%)
30K18.64 mi3.11 mi10501-4848168-1758168-17512831(Top 44%)9028(Top 55%)9028(Top 374%)
20M20.00 mi1.36 mi10773-2728279-1118279-11113830(Top 48%)9365(Top 57%)9365(Top 388%)
21M21.00 mi1.00 mi10921-1488325-468325-4613410(Top 46%)9093(Top 56%)9093(Top 377%)
35K21.75 mi0.75 mi11073-1528392-678392-6714875(Top 51%)9689(Top 59%)9689(Top 402%)
23M23.00 mi1.25 mi11822-7498720-3288720-32820573(Top 71%)12245(Top 75%)12245(Top 507%)
24M24.00 mi1.00 mi12134-3128813-938813-9317811(Top 61%)10845(Top 66%)10845(Top 449%)
40K24.85 mi0.85 mi12608-4749006-1939006-19321221(Top 73%)12436(Top 76%)12436(Top 515%)
25.2M25.20 mi0.35 mi12628-209004+29004+214858(Top 51%)9418(Top 58%)9418(Top 390%)
FINISH26.22 mi1.02 mi12821-1939057-539057-5317711(Top 61%)10743(Top 66%)10743(Top 445%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21
+97ft-345ft

Overall

9178

Males

7587

M45-49

7587

5K→10K

3.1 - 6.2 mi

Top 31%
×5
+79ft-138ft

Overall

9075

Males

7547

M45-49

7547

10K→15K

6.2 - 9.3 mi

Top 32%
×3
+67ft-78ft

Overall

9178

Males

7587

M45-49

7587

15K→20K

9.3 - 12.4 mi

Top 37%
×5
+106ft-86ft

Overall

10854

Males

8324

M45-49

8324

20K→HALF

12.4 - 13.1 mi

Top 44%
×2
+19ft-37ft

Overall

12816

Males

9285

M45-49

9285

HALF→25K

13.1 - 15.5 mi

Top 44%
×4
+66ft-88ft

Overall

12668

Males

9092

M45-49

9092

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12831

Males

9028

M45-49

9028

30K→20M

18.6 - 20.0 mi

Top 48%
×5
+64ft-50ft

Overall

13830

Males

9365

M45-49

9365

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13410

Males

9093

M45-49

9093

21M→35K

21.0 - 21.8 mi

Top 51%
×7
+17ft-86ft

Overall

14875

Males

9689

M45-49

9689

35K→23M

21.8 - 23.0 mi

Top 71%
×5
+23ft-63ft

Overall

20573

Males

12245

M45-49

12245

23M→24M

23.0 - 24.0 mi

Top 61%
×6
+12ft-82ft

Overall

17811

Males

10845

M45-49

10845

24M→40K

24.0 - 24.9 mi

Top 73%
×1
+6ft-20ft

Overall

21221

Males

12436

M45-49

12436

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1
+13ft-16ft

Overall

14858

Males

9418

M45-49

9418

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17711

Males

10743

M45-49

10743

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
731
Passed By
4636
Net Change
-3907
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8914
5K → 10K203250-47#8914#8961
10K → 15K118170-52#8961#9013
15K → 20K51429-378#9013#9391
20K → HALF4125-121#9391#9512
HALF → 25K33537-505#9512#10017
25K → 30K96579-484#10017#10501
30K → 20M34306-272#10501#10773
20M → 21M58206-148#10773#10921
21M → 35K25177-152#10921#11073
35K → 23M12761-749#11073#11822
23M → 24M32344-312#11822#12134
24M → 40K8482-474#12134#12608
40K → 25.2M2444-20#12608#12628
25.2M → FINISH33226-193#12628#12821
TOTALS7314636-3907
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing