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BOSTON MARATHON 2023

Chris Lundberg

Bib: 9643•M

ID

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 32%
Masters (Masters Men)
#0 / 9891
Top 18%
Division (M40-44)
#0 / 2241
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:47
Rank: #3594
Start → 5K
20:47 | 6:41/mi
10K· 6.21 mi
41:25
Rank: #3662 (-68)
5K → 10K
20:38 | 6:38/mi
15K· 9.32 mi
1:02:12
Rank: #3757 (-95)
10K → 15K
20:47 | 6:41/mi
20K· 12.43 mi
1:23:20
Rank: #3923 (-166)
15K → 20K
21:08 | 6:48/mi
Half· 13.11 mi
1:27:56
Rank: #3962 (-39)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:44:39
Rank: #4111 (-149)
Half → 25K
16:43 | 6:54/mi
30K· 18.64 mi
2:07:35
Rank: #4704 (-593)
25K → 30K
22:56 | 7:23/mi
20M
2:17:46
Rank: #4887 (-183)
30K → 20M
10:11 | 7:30/mi
21M
2:25:44
Rank: #5021 (-134)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:30:55
Rank: #5004 (+17)
21M → 35K
5:11 | 6:56/mi
23M
2:40:06
Rank: #4988 (+16)
35K → 23M
9:11 | 7:20/mi
24M
2:47:45
Rank: #5087 (-99)
23M → 24M
7:39 | 7:39/mi
40K· 24.85 mi
2:54:32
Rank: #5181 (-94)
24M → 40K
6:47 | 7:56/mi
25.2M
2:57:25
Rank: #5201 (-20)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:05:09
Rank: #5282 (-81)
25.2M → Finish
7:44 | 7:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:56
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:37:13
Pace7:25 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3520:476:4120:47
6:41
-
10K
6.21 mi11:07:1341:256:4020:38
6:38
-0:03
15K
9.32 mi11:28:001:02:126:4020:47
6:41
+0:03
20K
12.43 mi11:49:081:23:206:4221:08
6:48
+0:07
Half
13.11 mi11:53:441:27:566:424:36
6:45
-0:03
25K
15.53 mi12:10:271:44:396:4416:43
6:54
+0:09
30K
18.64 mi12:33:232:07:356:5122:56
7:23
+0:29
20M
20.00 mi12:43:342:17:466:5310:11
7:30
+0:07
21M
21.00 mi12:51:322:25:446:567:58
7:58
+0:28
35K
21.75 mi12:56:432:30:556:565:11
6:56
-1:02
23M
23.00 mi13:05:542:40:066:589:11
7:20
+0:24
24M
24.00 mi13:13:332:47:456:597:39
7:39
+0:19
40K
24.85 mi13:20:202:54:327:016:47
7:56
+0:17
25.2M
25.20 mi13:23:132:57:257:022:53
8:22
+0:26
Finish
26.22 mi13:30:573:05:097:047:44
7:35
-0:47

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

6:38 /mi

Average Pace

7:04 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:50

59% of race

Time at Steady Pace

50:02

27% of race

Time at Slower Pace

25:17

14% of race

Average Pace: 7:04 /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 mi10:46:3520:476:4120:47
6:41
#3594
10K
6.21 mi11:07:1341:256:4020:38
6:38
#3662
15K
9.32 mi11:28:001:02:126:4020:47
6:41
#3757
20K
12.43 mi11:49:081:23:206:4221:08
6:48
#3923
Half
13.11 mi11:53:441:27:566:424:36
6:45
#3962
25K
15.53 mi12:10:271:44:396:4416:43
6:54
#4111
30K
18.64 mi12:33:232:07:356:5122:56
7:23
#4704
20M
20.00 mi12:43:342:17:466:5310:11
7:30
#4887
21M
21.00 mi12:51:322:25:446:567:58
7:58
#5021
35K
21.75 mi12:56:432:30:556:565:11
6:56
#5004
23M
23.00 mi13:05:542:40:066:589:11
7:20
#4988
24M
24.00 mi13:13:332:47:456:597:39
7:39
#5087
40K
24.85 mi13:20:202:54:327:016:47
7:56
#5181
25.2M
25.20 mi13:23:132:57:257:022:53
8:22
#5201
Finish
26.22 mi13:30:573:05:097:047:44
7:35
#5282
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3594338733874041(Top 15%)3797(Top 25%)3797(Top 169%)
10K6.21 mi3.10 mi3662-683455-683455-683822(Top 14%)3606(Top 24%)3606(Top 161%)
15K9.32 mi3.11 mi3757-953546-913546-914041(Top 15%)3797(Top 25%)3797(Top 169%)
20K12.43 mi3.11 mi3923-1663693-1473693-1474465(Top 17%)4166(Top 27%)4166(Top 186%)
Half13.11 mi0.68 mi3962-393727-343727-344790(Top 18%)4452(Top 29%)4452(Top 199%)
25K15.53 mi2.42 mi4111-1493858-1313858-1314932(Top 19%)4565(Top 30%)4565(Top 204%)
30K18.64 mi3.11 mi4704-5934386-5284386-5286485(Top 24%)5718(Top 38%)5718(Top 255%)
20M20.00 mi1.36 mi4887-1834539-1534539-1536714(Top 25%)5774(Top 38%)5774(Top 258%)
21M21.00 mi1.00 mi5021-1344647-1084647-1087096(Top 27%)5912(Top 39%)5912(Top 264%)
35K21.75 mi0.75 mi5004+174628+194628+194934(Top 19%)4440(Top 29%)4440(Top 198%)
23M23.00 mi1.25 mi4988+164604+244604+245482(Top 21%)4819(Top 32%)4819(Top 215%)
24M24.00 mi1.00 mi5087-994677-734677-738696(Top 33%)6714(Top 44%)6714(Top 300%)
40K24.85 mi0.85 mi5181-944752-754752-759536(Top 36%)7083(Top 47%)7083(Top 316%)
25.2M25.20 mi0.35 mi5201-204765-134765-138564(Top 32%)6465(Top 43%)6465(Top 288%)
Finish26.22 mi1.02 mi5282-814830-654830-659160(Top 34%)6830(Top 45%)6830(Top 305%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4041

Males

3797

M40-44

3797

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3822

Males

3606

M40-44

3606

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4041

Males

3797

M40-44

3797

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4465

Males

4166

M40-44

4166

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4790

Males

4452

M40-44

4452

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4932

Males

4565

M40-44

4565

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6485

Males

5718

M40-44

5718

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6714

Males

5774

M40-44

5774

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7096

Males

5912

M40-44

5912

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

4934

Males

4440

M40-44

4440

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5482

Males

4819

M40-44

4819

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

8696

Males

6714

M40-44

6714

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9536

Males

7083

M40-44

7083

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8564

Males

6465

M40-44

6465

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

9160

Males

6830

M40-44

6830

Passing Analysis

Category:
Athletes Passed
626
Passed By
2314
Net Change
-1688
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3594
5K → 10K165233-68#3594#3662
10K → 15K75170-95#3662#3757
15K → 20K59225-166#3757#3923
20K → Half1049-39#3923#3962
Half → 25K37186-149#3962#4111
25K → 30K25618-593#4111#4704
30K → 20M29212-183#4704#4887
20M → 21M21155-134#4887#5021
21M → 35K4528+17#5021#5004
35K → 23M7660+16#5004#4988
23M → 24M25124-99#4988#5087
24M → 40K17111-94#5087#5181
40K → 25.2M1737-20#5181#5201
25.2M → Finish25106-81#5201#5282
TOTALS6262314-1688
📊

Passing Visuals

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing