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BOSTON MARATHON 2023

Charleen Lundberg

Bib: 21771•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 45%
Division (F60-64)
#0 / 527
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:53
Rank: #16375
Start → 5K
25:53 | 8:20/mi
10K· 6.21 mi
51:28
Rank: #16389 (-14)
5K → 10K
25:35 | 8:14/mi
15K· 9.32 mi
1:17:18
Rank: #16475 (-86)
10K → 15K
25:50 | 8:19/mi
20K· 12.43 mi
1:43:36
Rank: #16529 (-54)
15K → 20K
26:18 | 8:28/mi
Half· 13.11 mi
1:49:22
Rank: #16589 (-60)
20K → Half
5:46 | 8:27/mi
25K· 15.53 mi
2:10:14
Rank: #16637 (-48)
Half → 25K
20:52 | 8:36/mi
30K· 18.64 mi
2:38:24
Rank: #16757 (-120)
25K → 30K
28:10 | 9:04/mi
20M
2:50:54
Rank: #16803 (-46)
30K → 20M
12:30 | 9:12/mi
21M
3:00:58
Rank: #16903 (-100)
20M → 21M
10:04 | 10:04/mi
35K· 21.75 mi
3:07:43
Rank: #16946 (-43)
21M → 35K
6:45 | 9:01/mi
23M
3:19:14
Rank: #16952 (-6)
35K → 23M
11:31 | 9:12/mi
24M
3:28:19
Rank: #16980 (-28)
23M → 24M
9:05 | 9:05/mi
40K· 24.85 mi
3:36:18
Rank: #17017 (-37)
24M → 40K
7:59 | 9:20/mi
25.2M
3:39:47
Rank: #17038 (-21)
40K → 25.2M
3:29 | 10:06/mi
Finish· 26.22 mi
3:49:20
Rank: #17195 (-157)
25.2M → Finish
9:33 | 9:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:22
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:59:58
Pace9:09 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4325:538:2025:53
8:20
-
10K
6.21 mi11:44:1851:288:1725:35
8:14
-0:06
15K
9.32 mi12:10:081:17:188:1825:50
8:19
+0:05
20K
12.43 mi12:36:261:43:368:2026:18
8:28
+0:09
Half
13.11 mi12:42:121:49:228:215:46
8:27
-0:01
25K
15.53 mi13:03:042:10:148:2320:52
8:36
+0:09
30K
18.64 mi13:31:142:38:248:3028:10
9:04
+0:28
20M
20.00 mi13:43:442:50:548:3312:30
9:12
+0:08
21M
21.00 mi13:53:483:00:588:3710:04
10:04
+0:52
35K
21.75 mi14:00:333:07:438:386:45
9:01
-1:03
23M
23.00 mi14:12:043:19:148:4011:31
9:12
+0:11
24M
24.00 mi14:21:093:28:198:419:05
9:05
-0:07
40K
24.85 mi14:29:083:36:188:427:59
9:20
+0:15
25.2M
25.20 mi14:32:373:39:478:433:29
10:06
+0:46
Finish
26.22 mi14:42:103:49:208:459:33
9:22
-0:44

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

8:14 /mi

Average Pace

8:45 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:14

57% of race

Time at Steady Pace

1:16:00

33% of race

Time at Slower Pace

23:06

10% of race

Average Pace: 8:45 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:18:4325:538:2025:53
8:20
#16375
10K
6.21 mi11:44:1851:288:1725:35
8:14
#16389
15K
9.32 mi12:10:081:17:188:1825:50
8:19
#16475
20K
12.43 mi12:36:261:43:368:2026:18
8:28
#16529
Half
13.11 mi12:42:121:49:228:215:46
8:27
#16589
25K
15.53 mi13:03:042:10:148:2320:52
8:36
#16637
30K
18.64 mi13:31:142:38:248:3028:10
9:04
#16757
20M
20.00 mi13:43:442:50:548:3312:30
9:12
#16803
21M
21.00 mi13:53:483:00:588:3710:04
10:04
#16903
35K
21.75 mi14:00:333:07:438:386:45
9:01
#16946
23M
23.00 mi14:12:043:19:148:4011:31
9:12
#16952
24M
24.00 mi14:21:093:28:198:419:05
9:05
#16980
40K
24.85 mi14:29:083:36:188:427:59
9:20
#17017
25.2M
25.20 mi14:32:373:39:478:433:29
10:06
#17038
Finish
26.22 mi14:42:103:49:208:459:33
9:22
#17195
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi163755518551816652(Top 63%)5703(Top 50%)5703(Top 1082%)
10K6.21 mi3.10 mi16389-145520-25520-216506(Top 62%)5581(Top 49%)5581(Top 1059%)
15K9.32 mi3.11 mi16475-865575-555575-5516652(Top 63%)5703(Top 50%)5703(Top 1082%)
20K12.43 mi3.11 mi16529-545633-585633-5816642(Top 63%)5728(Top 50%)5728(Top 1087%)
Half13.11 mi0.68 mi16589-605675-425675-4217499(Top 66%)6182(Top 54%)6182(Top 1173%)
25K15.53 mi2.42 mi16637-485719-445719-4416854(Top 63%)5927(Top 52%)5927(Top 1125%)
30K18.64 mi3.11 mi16757-1205830-1115830-11117519(Top 66%)6368(Top 56%)6368(Top 1208%)
20M20.00 mi1.36 mi16803-465865-355865-3517548(Top 66%)6476(Top 57%)6476(Top 1229%)
21M21.00 mi1.00 mi16903-1005926-615926-6118268(Top 69%)6905(Top 60%)6905(Top 1310%)
35K21.75 mi0.75 mi16946-435958-325958-3218010(Top 68%)6841(Top 60%)6841(Top 1298%)
23M23.00 mi1.25 mi16952-65995-375995-3717063(Top 64%)6325(Top 55%)6325(Top 1200%)
24M24.00 mi1.00 mi16980-286033-386033-3817611(Top 66%)6695(Top 59%)6695(Top 1270%)
40K24.85 mi0.85 mi17017-376073-406073-4017700(Top 66%)6786(Top 59%)6786(Top 1288%)
25.2M25.20 mi0.35 mi17038-216086-136086-1317802(Top 67%)6852(Top 60%)6852(Top 1300%)
Finish26.22 mi1.02 mi17195-1576181-956181-9519661(Top 74%)7807(Top 68%)7807(Top 1481%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

16652

Females

5703

F60-64

5703

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

16506

Females

5581

F60-64

5581

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

16652

Females

5703

F60-64

5703

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16642

Females

5728

F60-64

5728

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

17499

Females

6182

F60-64

6182

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

16854

Females

5927

F60-64

5927

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

17519

Females

6368

F60-64

6368

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

17548

Females

6476

F60-64

6476

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

18268

Females

6905

F60-64

6905

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18010

Females

6841

F60-64

6841

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

17063

Females

6325

F60-64

6325

23M→24M

23.0 - 24.0 mi

Top 66%
×6stories
+12ft-82ft

Overall

17611

Females

6695

F60-64

6695

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17700

Females

6786

F60-64

6786

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17802

Females

6852

F60-64

6852

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

19661

Females

7807

F60-64

7807

Passing Analysis

Category:
Athletes Passed
1218
Passed By
2038
Net Change
-820
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16375
5K → 10K279293-14#16375#16389
10K → 15K156242-86#16389#16475
15K → 20K148202-54#16475#16529
20K → Half1474-60#16529#16589
Half → 25K122170-48#16589#16637
25K → 30K138258-120#16637#16757
30K → 20M67113-46#16757#16803
20M → 21M46146-100#16803#16903
21M → 35K2770-43#16903#16946
35K → 23M8591-6#16946#16952
23M → 24M5179-28#16952#16980
24M → 40K4582-37#16980#17017
40K → 25.2M1637-21#17017#17038
25.2M → Finish24181-157#17038#17195
TOTALS12182038-820
📊

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