Eric Blackwell

Bib: 8038 β€’M β€’Age: N/A

MI

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 22%
Gender (Male)
#0 / 16340
Top 34%
Masters (Masters Men)
#0 / 10617
Top 20%
Age Group (M50-54)
#0 / 1868
Top 14%
Race Day Weather
51Β°/41Β°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
21:08
3.11 mi
Rank: #6890
Start β†’ 5K
21:08 | 6:49/mi
10K
42:21
6.21 mi
Rank: #7044 (-154)
5K β†’ 10K
21:13 | 6:50/mi
15K
1:03:46
9.32 mi
Rank: #7270 (-226)
10K β†’ 15K
21:25 | 6:54/mi
20K
1:25:31
12.43 mi
Rank: #7430 (-160)
15K β†’ 20K
21:45 | 7:01/mi
HALF
1:30:09
13.11 mi
Rank: #7389 (+41)
20K β†’ HALF
4:38 | 6:48/mi
25K
1:47:02
15.53 mi
Rank: #7328 (+61)
HALF β†’ 25K
16:53 | 6:58/mi
30K
2:09:03
18.64 mi
Rank: #7136 (+192)
25K β†’ 30K
22:01 | 7:06/mi
20M
2:18:34
20.00 mi
Rank: #6982 (+154)
30K β†’ 20M
9:31 | 7:01/mi
21M
2:25:57
21.00 mi
Rank: #6875 (+107)
20M β†’ 21M
7:23 | 7:23/mi
35K
2:31:08
21.75 mi
Rank: #6845 (+30)
21M β†’ 35K
5:11 | 6:56/mi
23M
2:39:48
23.00 mi
Rank: #6672 (+173)
35K β†’ 23M
8:40 | 6:56/mi
24M
2:46:43
24.00 mi
Rank: #6592 (+80)
23M β†’ 24M
6:55 | 6:55/mi
40K
2:52:39
24.85 mi
Rank: #6490 (+102)
24M β†’ 40K
5:56 | 6:57/mi
25.2M
2:55:14
25.20 mi
Rank: #6451 (+39)
40K β†’ 25.2M
2:35 | 7:30/mi
FINISH
3:01:55
26.22 mi
Rank: #6330 (+121)
25.2M β†’ FINISH
6:41 | 6:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:30:09
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:31:46
Pace7:00 /mi
πŸ“ŠPositive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:4521:086:4921:08
6:49
-
10K
6.21 mi10:48:5842:216:4921:13
6:50
+0:01
15K
9.32 mi11:10:231:03:466:5121:25
6:54
+0:04
20K
12.43 mi11:32:081:25:316:5321:45
7:01
+0:07
HALF
13.11 mi11:36:461:30:096:534:38
6:48
-0:13
25K
15.53 mi11:53:391:47:026:5416:53
6:58
+0:10
30K
18.64 mi12:15:402:09:036:5622:01
7:06
+0:08
20M
20.00 mi12:25:112:18:346:569:31
7:01
-0:05
21M
21.00 mi12:32:342:25:576:587:23
7:23
+0:22
35K
21.75 mi12:37:452:31:086:575:11
6:56
-0:27
23M
23.00 mi12:46:252:39:486:578:40
6:56
0:00
24M
24.00 mi12:53:202:46:436:576:55
6:55
-0:01
40K
24.85 mi12:59:162:52:396:575:56
6:57
+0:02
25.2M
25.20 mi13:01:512:55:146:582:35
7:30
+0:33
FINISH
26.22 mi13:08:323:01:556:576:41
6:34
-0:56

Checkpoint Splits Visualizations

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

πŸ“ˆPace 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

6:34 /mi

Average Pace

6:57 /mi

Slowest Pace

7:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:51:57

95% of race

Time at Steady Pace

9:58

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:56 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:27:4521:086:4921:08
6:49
#6890
10K
6.21 mi10:48:5842:216:4921:13
6:50
#7044
15K
9.32 mi11:10:231:03:466:5121:25
6:54
#7270
20K
12.43 mi11:32:081:25:316:5321:45
7:01
#7430
HALF
13.11 mi11:36:461:30:096:534:38
6:48
#7389
25K
15.53 mi11:53:391:47:026:5416:53
6:58
#7328
30K
18.64 mi12:15:402:09:036:5622:01
7:06
#7136
20M
20.00 mi12:25:112:18:346:569:31
7:01
#6982
21M
21.00 mi12:32:342:25:576:587:23
7:23
#6875
35K
21.75 mi12:37:452:31:086:575:11
6:56
#6845
23M
23.00 mi12:46:252:39:486:578:40
6:56
#6672
24M
24.00 mi12:53:202:46:436:576:55
6:55
#6592
40K
24.85 mi12:59:162:52:396:575:56
6:57
#6490
25.2M
25.20 mi13:01:512:55:146:582:35
7:30
#6451
FINISH
26.22 mi13:08:323:01:556:576:41
6:34
#6330
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi6890614061407708(Top 27%)6667(Top 41%)6667(Top 357%)
10K6.21 mi3.10 mi7044-1546239-996239-997252(Top 25%)6373(Top 39%)6373(Top 341%)
15K9.32 mi3.11 mi7270-2266388-1496388-1497708(Top 27%)6667(Top 41%)6667(Top 357%)
20K12.43 mi3.11 mi7430-1606482-946482-947844(Top 27%)6730(Top 41%)6730(Top 360%)
HALF13.11 mi0.68 mi7389+416451+316451+317036(Top 24%)6185(Top 38%)6185(Top 331%)
25K15.53 mi2.42 mi7328+616407+446407+447122(Top 25%)6192(Top 38%)6192(Top 331%)
30K18.64 mi3.11 mi7136+1926260+1476260+1476564(Top 23%)5688(Top 35%)5688(Top 304%)
20M20.00 mi1.36 mi6982+1546135+1256135+1255600(Top 19%)4957(Top 30%)4957(Top 265%)
21M21.00 mi1.00 mi6875+1076043+926043+925751(Top 20%)4953(Top 30%)4953(Top 265%)
35K21.75 mi0.75 mi6845+306015+286015+286558(Top 23%)5529(Top 34%)5529(Top 296%)
23M23.00 mi1.25 mi6672+1735872+1435872+1434956(Top 17%)4368(Top 27%)4368(Top 234%)
24M24.00 mi1.00 mi6592+805801+715801+715913(Top 20%)4969(Top 30%)4969(Top 266%)
40K24.85 mi0.85 mi6490+1025715+865715+865146(Top 18%)4390(Top 27%)4390(Top 235%)
25.2M25.20 mi0.35 mi6451+395684+315684+315217(Top 18%)4382(Top 27%)4382(Top 235%)
FINISH26.22 mi1.02 mi6330+1215590+945590+944522(Top 16%)3854(Top 24%)3854(Top 206%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
Γ—21
+97ft-345ft

Overall

7708

Males

6667

M50-54

6667

5K→10K

3.1 - 6.2 mi

Top 25%
Γ—5
+79ft-138ft

Overall

7252

Males

6373

M50-54

6373

10K→15K

6.2 - 9.3 mi

Top 27%
Γ—3
+67ft-78ft

Overall

7708

Males

6667

M50-54

6667

15K→20K

9.3 - 12.4 mi

Top 27%
Γ—5
+106ft-86ft

Overall

7844

Males

6730

M50-54

6730

20K→HALF

12.4 - 13.1 mi

Top 24%
Γ—2
+19ft-37ft

Overall

7036

Males

6185

M50-54

6185

HALF→25K

13.1 - 15.5 mi

Top 25%
Γ—4
+66ft-88ft

Overall

7122

Males

6192

M50-54

6192

25K→30K

15.5 - 18.6 mi

Top 23%
Γ—9
+181ft-148ft

Overall

6564

Males

5688

M50-54

5688

30K→20M

18.6 - 20.0 mi

Top 19%
Γ—5
+64ft-50ft

Overall

5600

Males

4957

M50-54

4957

20M→21M

20.0 - 21.0 mi

Top 20%
Γ—8
+106ft-24ft

Overall

5751

Males

4953

M50-54

4953

21M→35K

21.0 - 21.8 mi

Top 23%
Γ—7
+17ft-86ft

Overall

6558

Males

5529

M50-54

5529

35K→23M

21.8 - 23.0 mi

Top 17%
Γ—5
+23ft-63ft

Overall

4956

Males

4368

M50-54

4368

23M→24M

23.0 - 24.0 mi

Top 20%
Γ—6
+12ft-82ft

Overall

5913

Males

4969

M50-54

4969

24M→40K

24.0 - 24.9 mi

Top 18%
Γ—1
+6ft-20ft

Overall

5146

Males

4390

M50-54

4390

40K→25.2M

24.9 - 25.2 mi

Top 18%
Γ—1
+13ft-16ft

Overall

5217

Males

4382

M50-54

4382

25.2M→FINISH

25.2 - 26.2 mi

Top 16%
Γ—2
+22ft-21ft

Overall

4522

Males

3854

M50-54

3854

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1668*
Passed By
840
Net Change
+560
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#6890
5K β†’ 10K157200-154#6890#7044
10K β†’ 15K77200-226#7044#7270
15K β†’ 20K94200-160#7270#7430
20K β†’ HALF5312+41#7430#7389
HALF β†’ 25K14584+61#7389#7328
25K β†’ 30K249*57+192#7328#7136
30K β†’ 20M1606+154#7136#6982
20M β†’ 21M13023+107#6982#6875
21M β†’ 35K5525+30#6875#6845
35K β†’ 23M1807+173#6845#6672
23M β†’ 24M9313+80#6672#6592
24M β†’ 40K1064+102#6592#6490
40K β†’ 25.2M412+39#6490#6451
25.2M β†’ FINISH1287+121#6451#6330
TOTALS1668*840+560

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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