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BOSTON MARATHON 2023

Andrea Rempel

Bib: 18735•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 43%
Gender (Female)
#0 / 11423
Top 24%
Masters (Masters Women)
#0 / 6539
Top 12%
Division (F40-44)
#0 / 1878
Top 24%
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
7:52/mi
24:25
↑ 97↓ 3451.5%
10K· 6.21 mi
7:52/mi
48:50
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:13:18
↑ 67↓ 78
20K· 12.43 mi
7:59/mi
1:38:06
↑ 106↓ 860.1%
Half· 13.11 mi
7:55/mi
1:43:30
↑ 19↓ 370.5%
25K· 15.53 mi
8:00/mi
2:02:54
↑ 66↓ 880.2%
30K· 18.64 mi
8:05/mi
2:28:02
↑ 181↓ 1480.2%
20M
8:06/mi
2:39:03
↑ 64↓ 500.2%
21M
8:37/mi
2:47:40
↑ 106↓ 241.6%
35K· 21.75 mi
7:41/mi
2:53:25
↑ 17↓ 861.7%
23M
7:48/mi
3:03:11
↑ 23↓ 630.6%
24M
7:26/mi
3:10:37
↓ 821.3%
40K· 24.85 mi
7:31/mi
3:17:03
↓ 200.3%
25.2M
8:07/mi
3:19:51
↑ 13↓ 160.2%
Finish· 26.22 mi
7:12/mi
3:27:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:43:30
Pace7:54 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:43:41
Pace7:55 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:0524:257:5224:25
7:52
-
10K
6.21 mi11:45:3048:507:5224:25
7:52
0:00
15K
9.32 mi12:09:581:13:187:5224:28
7:53
+0:01
20K
12.43 mi12:34:461:38:067:5424:48
7:59
+0:06
Half
13.11 mi12:40:101:43:307:545:24
7:55
-0:04
25K
15.53 mi12:59:342:02:547:5519:24
8:00
+0:05
30K
18.64 mi13:24:422:28:027:5625:08
8:05
+0:05
20M
20.00 mi13:35:432:39:037:5711:01
8:06
+0:01
21M
21.00 mi13:44:202:47:407:598:37
8:37
+0:31
35K
21.75 mi13:50:052:53:257:585:45
7:41
-0:56
23M
23.00 mi13:59:513:03:117:589:46
7:48
+0:07
24M
24.00 mi14:07:173:10:377:577:26
7:26
-0:22
40K
24.85 mi14:13:433:17:037:566:26
7:31
+0:05
25.2M
25.20 mi14:16:313:19:517:562:48
8:07
+0:36
Finish
26.22 mi14:23:513:27:117:547:20
7:12
-0:55

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

7:12 /mi

Average Pace

7:54 /mi

Slowest Pace

8:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:25

56% of race

Time at Steady Pace

1:23:09

40% of race

Time at Slower Pace

8:37

4% of race

Average Pace: 7:54 /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 mi11:21:0524:257:5224:25
7:52
#12920
10K
6.21 mi11:45:3048:507:5224:25
7:52
#13263
15K
9.32 mi12:09:581:13:187:5224:28
7:53
#13273
20K
12.43 mi12:34:461:38:067:5424:48
7:59
#13270
Half
13.11 mi12:40:101:43:307:545:24
7:55
#13276
25K
15.53 mi12:59:342:02:547:5519:24
8:00
#13153
30K
18.64 mi13:24:422:28:027:5625:08
8:05
#12828
20M
20.00 mi13:35:432:39:037:5711:01
8:06
#12641
21M
21.00 mi13:44:202:47:407:598:37
8:37
#12530
35K
21.75 mi13:50:052:53:257:585:45
7:41
#12425
23M
23.00 mi13:59:513:03:117:589:46
7:48
#12175
24M
24.00 mi14:07:173:10:377:577:26
7:26
#11926
40K
24.85 mi14:13:433:17:037:566:26
7:31
#11712
25.2M
25.20 mi14:16:313:19:517:562:48
8:07
#11623
Finish
26.22 mi14:23:513:27:117:547:20
7:12
#11353
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi129203391339113303(Top 50%)3664(Top 32%)3664(Top 195%)
10K6.21 mi3.10 mi13263-3433600-2093600-20913636(Top 51%)3810(Top 33%)3810(Top 203%)
15K9.32 mi3.11 mi13273-103619-193619-1913303(Top 50%)3664(Top 32%)3664(Top 195%)
20K12.43 mi3.11 mi13270+33641-223641-2213275(Top 50%)3689(Top 32%)3689(Top 196%)
Half13.11 mi0.68 mi13276-63650-93650-913693(Top 51%)3880(Top 34%)3880(Top 207%)
25K15.53 mi2.42 mi13153+1233582+683582+6812753(Top 48%)3487(Top 31%)3487(Top 186%)
30K18.64 mi3.11 mi12828+3253450+1323450+13211579(Top 43%)2941(Top 26%)2941(Top 157%)
20M20.00 mi1.36 mi12641+1873358+923358+9211089(Top 42%)2778(Top 24%)2778(Top 148%)
21M21.00 mi1.00 mi12530+1113314+443314+4411173(Top 42%)2955(Top 26%)2955(Top 157%)
35K21.75 mi0.75 mi12425+1053271+433271+439887(Top 37%)2312(Top 20%)2312(Top 123%)
23M23.00 mi1.25 mi12175+2503154+1173154+1178460(Top 32%)1787(Top 16%)1787(Top 95%)
24M24.00 mi1.00 mi11926+2493034+1203034+1207315(Top 27%)1424(Top 12%)1424(Top 76%)
40K24.85 mi0.85 mi11712+2142926+1082926+1086905(Top 26%)1336(Top 12%)1336(Top 71%)
25.2M25.20 mi0.35 mi11623+892889+372889+377325(Top 28%)1569(Top 14%)1569(Top 84%)
Finish26.22 mi1.02 mi11353+2702769+1202769+1206453(Top 24%)1231(Top 11%)1231(Top 66%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

13303

Females

3664

F40-44

3664

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

13636

Females

3810

F40-44

3810

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

13303

Females

3664

F40-44

3664

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

13275

Females

3689

F40-44

3689

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13693

Females

3880

F40-44

3880

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12753

Females

3487

F40-44

3487

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

11579

Females

2941

F40-44

2941

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

11089

Females

2778

F40-44

2778

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

11173

Females

2955

F40-44

2955

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9887

Females

2312

F40-44

2312

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8460

Females

1787

F40-44

1787

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7315

Females

1424

F40-44

1424

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6905

Females

1336

F40-44

1336

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7325

Females

1569

F40-44

1569

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6453

Females

1231

F40-44

1231

Passing Analysis

Category:
Athletes Passed
2724
Passed By
1157
Net Change
+1567
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12920
5K → 10K169512-343#12920#13263
10K → 15K197207-10#13263#13273
15K → 20K188185+3#13273#13270
20K → Half3036-6#13270#13276
Half → 25K20178+123#13276#13153
25K → 30K38055+325#13153#12828
30K → 20M21023+187#12828#12641
20M → 21M15544+111#12641#12530
21M → 35K1138+105#12530#12425
35K → 23M2533+250#12425#12175
23M → 24M2501+249#12175#11926
24M → 40K2184+214#11926#11712
40K → 25.2M890+89#11712#11623
25.2M → Finish2711+270#11623#11353
TOTALS27241157+1567
📊

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