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BOSTON MARATHON 2023

Annelies Beijer

Bib: 17691•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 45%
Masters (Masters Women)
#0 / 6539
Top 33%
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:23/mi
26:03
↑ 97↓ 3451.5%
10K· 6.21 mi
8:09/mi
51:22
↑ 79↓ 1380.4%
15K· 9.32 mi
8:35/mi
1:18:03
↑ 67↓ 78
20K· 12.43 mi
8:29/mi
1:44:25
↑ 106↓ 860.1%
Half· 13.11 mi
8:27/mi
1:50:11
↑ 19↓ 370.5%
25K· 15.53 mi
8:25/mi
2:10:35
↑ 66↓ 880.2%
30K· 18.64 mi
8:40/mi
2:37:31
↑ 181↓ 1480.2%
20M
8:34/mi
2:49:09
↑ 64↓ 500.2%
21M
9:26/mi
2:58:35
↑ 106↓ 241.6%
35K· 21.75 mi
8:13/mi
3:04:44
↑ 17↓ 861.7%
23M
8:24/mi
3:15:15
↑ 23↓ 630.6%
24M
8:12/mi
3:23:27
↓ 821.3%
40K· 24.85 mi
8:11/mi
3:30:27
↓ 200.3%
25.2M
8:59/mi
3:33:33
↑ 13↓ 160.2%
Finish· 26.22 mi
8:03/mi
3:41:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:11
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time1:51:34
Pace8:31 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5026:038:2326:03
8:23
-
10K
6.21 mi12:10:0951:228:1625:19
8:09
-0:14
15K
9.32 mi12:36:501:18:038:2226:41
8:35
+0:26
20K
12.43 mi13:03:121:44:258:2426:22
8:29
-0:06
Half
13.11 mi13:08:581:50:118:245:46
8:27
-0:02
25K
15.53 mi13:29:222:10:358:2420:24
8:25
-0:02
30K
18.64 mi13:56:182:37:318:2726:56
8:40
+0:15
20M
20.00 mi14:07:562:49:098:2711:38
8:34
-0:06
21M
21.00 mi14:17:222:58:358:309:26
9:26
+0:52
35K
21.75 mi14:23:313:04:448:306:09
8:13
-1:13
23M
23.00 mi14:34:023:15:158:2910:31
8:24
+0:11
24M
24.00 mi14:42:143:23:278:298:12
8:12
-0:12
40K
24.85 mi14:49:143:30:278:287:00
8:11
-0:01
25.2M
25.20 mi14:52:203:33:338:283:06
8:59
+0:48
Finish
26.22 mi15:00:323:41:458:288:12
8:03
-0:56

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

8:03 /mi

Average Pace

8:28 /mi

Slowest Pace

9:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:29:13

94% of race

Time at Steady Pace

12:32

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:27 /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 mi11:44:5026:038:2326:03
8:23
#16771
10K
6.21 mi12:10:0951:228:1625:19
8:09
#16281
15K
9.32 mi12:36:501:18:038:2226:41
8:35
#17024
20K
12.43 mi13:03:121:44:258:2426:22
8:29
#16963
Half
13.11 mi13:08:581:50:118:245:46
8:27
#16979
25K
15.53 mi13:29:222:10:358:2420:24
8:25
#16779
30K
18.64 mi13:56:182:37:318:2726:56
8:40
#16459
20M
20.00 mi14:07:562:49:098:2711:38
8:34
#16271
21M
21.00 mi14:17:222:58:358:309:26
9:26
#16222
35K
21.75 mi14:23:313:04:448:306:09
8:13
#16098
23M
23.00 mi14:34:023:15:158:2910:31
8:24
#15877
24M
24.00 mi14:42:143:23:278:298:12
8:12
#15722
40K
24.85 mi14:49:143:30:278:287:00
8:11
#15565
25.2M
25.20 mi14:52:203:33:338:283:06
8:59
#15514
Finish
26.22 mi15:00:323:41:458:288:12
8:03
#15384
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi167715777577718364(Top 69%)6708(Top 59%)6708(Top 357%)
10K6.21 mi3.10 mi16281+4905445+3325445+33215902(Top 60%)5211(Top 46%)5211(Top 277%)
15K9.32 mi3.11 mi17024-7435921-4765921-47618364(Top 69%)6708(Top 59%)6708(Top 357%)
20K12.43 mi3.11 mi16963+615905+165905+1616769(Top 63%)5795(Top 51%)5795(Top 309%)
Half13.11 mi0.68 mi16979-165915-105915-1017467(Top 66%)6150(Top 54%)6150(Top 327%)
25K15.53 mi2.42 mi16779+2005820+955820+9515681(Top 59%)5255(Top 46%)5255(Top 280%)
30K18.64 mi3.11 mi16459+3205664+1565664+15615327(Top 58%)5127(Top 45%)5127(Top 273%)
20M20.00 mi1.36 mi16271+1885562+1025562+10214036(Top 53%)4436(Top 39%)4436(Top 236%)
21M21.00 mi1.00 mi16222+495550+125550+1215663(Top 59%)5434(Top 48%)5434(Top 289%)
35K21.75 mi0.75 mi16098+1245495+555495+5513652(Top 51%)4387(Top 38%)4387(Top 234%)
23M23.00 mi1.25 mi15877+2215383+1125383+11212617(Top 47%)3868(Top 34%)3868(Top 206%)
24M24.00 mi1.00 mi15722+1555313+705313+7012653(Top 48%)3953(Top 35%)3953(Top 210%)
40K24.85 mi0.85 mi15565+1575225+885225+8811334(Top 43%)3343(Top 29%)3343(Top 178%)
25.2M25.20 mi0.35 mi15514+515202+235202+2312571(Top 47%)4030(Top 35%)4030(Top 215%)
Finish26.22 mi1.02 mi15384+1305137+655137+6512482(Top 47%)3959(Top 35%)3959(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

18364

Females

6708

F40-44

6708

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15902

Females

5211

F40-44

5211

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

18364

Females

6708

F40-44

6708

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

16769

Females

5795

F40-44

5795

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

17467

Females

6150

F40-44

6150

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

15681

Females

5255

F40-44

5255

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

15327

Females

5127

F40-44

5127

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14036

Females

4436

F40-44

4436

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15663

Females

5434

F40-44

5434

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

13652

Females

4387

F40-44

4387

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

12617

Females

3868

F40-44

3868

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

12653

Females

3953

F40-44

3953

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11334

Females

3343

F40-44

3343

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12571

Females

4030

F40-44

4030

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12482

Females

3959

F40-44

3959

Passing Analysis

Category:
Athletes Passed
2679
Passed By
1292
Net Change
+1387
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16771
5K → 10K622132+490#16771#16281
10K → 15K37780-743#16281#17024
15K → 20K210149+61#17024#16963
20K → Half2238-16#16963#16979
Half → 25K22525+200#16979#16779
25K → 30K36040+320#16779#16459
30K → 20M1979+188#16459#16271
20M → 21M10960+49#16271#16222
21M → 35K1284+124#16222#16098
35K → 23M2298+221#16098#15877
23M → 24M16914+155#15877#15722
24M → 40K1625+157#15722#15565
40K → 25.2M565+51#15565#15514
25.2M → Finish15323+130#15514#15384
TOTALS26791292+1387
📊

Passing Visuals

Category:
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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