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BOSTON MARATHON 2023

Rachel Vollemans

Bib: 25053 F US

MA

0:00
0:00
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:17/mi
31:58
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
11:19/mi
1:07:08
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
13:30/mi
1:49:05
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
13:47/mi
2:31:55
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
13:55/mi
2:41:25
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
16:08/mi
3:20:31
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
15:32/mi
4:08:46
↑ 181↓ 1480.2%
138 ft elev
20M
18:25/mi
4:33:47
↑ 64↓ 500.2%
148 ft elev
21M
14:43/mi
4:48:30
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
12:31/mi
4:57:52
↑ 17↓ 861.7%
156 ft elev
23M
12:56/mi
5:14:03
↑ 23↓ 630.6%
116 ft elev
24M
12:25/mi
5:26:28
↓ 821.3%
34 ft elev
40K· 24.85 mi
12:44/mi
5:37:21
↓ 200.3%
20 ft elev
25.2M
13:17/mi
5:41:56
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
12:02/mi
5:54:12
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:41:25
Pace12:19 /mi
2nd Half
Distance13.11 mi
Time3:12:47
Pace14:42 /mi
📊Positive Split: 19.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0631:5810:1731:58
10:17
-
10K
6.21 mi12:27:161:07:0810:4835:10
11:19
+1:02
15K
9.32 mi13:09:131:49:0511:4241:57
13:30
+2:11
20K
12.43 mi13:52:032:31:5512:1342:50
13:47
+0:17
Half
13.11 mi14:01:332:41:2512:199:30
13:55
+0:08
25K
15.53 mi14:40:393:20:3112:5439:06
16:08
+2:13
30K
18.64 mi15:28:544:08:4613:2148:15
15:32
-0:36
20M
20.00 mi15:53:554:33:4713:4125:01
18:25
+2:53
21M
21.00 mi16:08:384:48:3013:4414:43
14:43
-3:42
35K
21.75 mi16:18:004:57:5213:429:22
12:31
-2:12
23M
23.00 mi16:34:115:14:0313:3916:11
12:56
+0:25
24M
24.00 mi16:46:365:26:2813:3612:25
12:25
-0:31
40K
24.85 mi16:57:295:37:2113:3410:53
12:44
+0:19
25.2M
25.20 mi17:02:045:41:5613:344:35
13:17
+0:33
Finish
26.22 mi17:14:205:54:1213:3112:16
12:02
-1:15

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

10:17 /mi

Average Pace

13:31 /mi

Slowest Pace

18:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:24

22% of race

Time at Steady Pace

2:27:43

42% of race

Time at Slower Pace

2:07:05

36% of race

Average Pace: 13:31 /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 mi11:52:0631:5810:1731:58
10:17
#24199
10K
6.21 mi12:27:161:07:0810:4835:10
11:19
#25283
15K
9.32 mi13:09:131:49:0511:4241:57
13:30
#26117
20K
12.43 mi13:52:032:31:5512:1342:50
13:47
#26277
Half
13.11 mi14:01:332:41:2512:199:30
13:55
#26319
25K
15.53 mi14:40:393:20:3112:5439:06
16:08
#26471
30K
18.64 mi15:28:544:08:4613:2148:15
15:32
#26516
20M
20.00 mi15:53:554:33:4713:4125:01
18:25
#26573
21M
21.00 mi16:08:384:48:3013:4414:43
14:43
#26560
35K
21.75 mi16:18:004:57:5213:429:22
12:31
#26547
23M
23.00 mi16:34:115:14:0313:3916:11
12:56
#26517
24M
24.00 mi16:46:365:26:2813:3612:25
12:25
#26499
40K
24.85 mi16:57:295:37:2113:3410:53
12:44
#26466
25.2M
25.20 mi17:02:045:41:5613:344:35
13:17
#26449
Finish
26.22 mi17:14:205:54:1213:3112:16
12:02
#26424
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi241999990999026572(Top 100%)11404(Top 100%)11404(Top 233%)
10K6.21 mi3.10 mi25283-108410587-59710587-59725816(Top 97%)10923(Top 96%)10923(Top 224%)
15K9.32 mi3.11 mi26117-83411113-52611113-52626572(Top 100%)11404(Top 100%)11404(Top 233%)
20K12.43 mi3.11 mi26277-16011211-9811211-9826488(Top 99%)11344(Top 99%)11344(Top 232%)
Half13.11 mi0.68 mi26319-4211239-2811239-2826529(Top 100%)11376(Top 100%)11376(Top 233%)
25K15.53 mi2.42 mi26471-15211340-10111340-10126605(Top 100%)11414(Top 100%)11414(Top 234%)
30K18.64 mi3.11 mi26516-4511369-2911369-2926521(Top 100%)11372(Top 100%)11372(Top 233%)
20M20.00 mi1.36 mi26573-5711403-3411403-3426594(Top 100%)11413(Top 100%)11413(Top 234%)
21M21.00 mi1.00 mi26560+1311394+911394+925580(Top 96%)10897(Top 95%)10897(Top 223%)
35K21.75 mi0.75 mi26547+1311387+711387+725211(Top 95%)10768(Top 94%)10768(Top 220%)
23M23.00 mi1.25 mi26517+3011368+1911368+1925021(Top 94%)10649(Top 93%)10649(Top 218%)
24M24.00 mi1.00 mi26499+1811357+1111357+1124984(Top 94%)10674(Top 93%)10674(Top 219%)
40K24.85 mi0.85 mi26466+3311336+2111336+2124710(Top 93%)10531(Top 92%)10531(Top 216%)
25.2M25.20 mi0.35 mi26449+1711329+711329+724332(Top 91%)10353(Top 91%)10353(Top 212%)
Finish26.22 mi1.02 mi26424+2511316+1311316+1325267(Top 95%)10803(Top 95%)10803(Top 221%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21story building
+97ft-345ft

Overall

26572

Females

11404

F18-39

11404

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

25816

Females

10923

F18-39

10923

10K→15K

6.2 - 9.3 mi

Top 100%
×3story building
+67ft-78ft

Overall

26572

Females

11404

F18-39

11404

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

26488

Females

11344

F18-39

11344

20K→Half

12.4 - 13.1 mi

Top 100%
×2story building
+19ft-37ft

Overall

26529

Females

11376

F18-39

11376

Half→25K

13.1 - 15.5 mi

Top 100%
×4story building
+66ft-88ft

Overall

26605

Females

11414

F18-39

11414

25K→30K

15.5 - 18.6 mi

Top 100%
×9story building
+181ft-148ft

Overall

26521

Females

11372

F18-39

11372

30K→20M

18.6 - 20.0 mi

Top 100%
×5story building
+64ft-50ft

Overall

26594

Females

11413

F18-39

11413

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25580

Females

10897

F18-39

10897

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

25211

Females

10768

F18-39

10768

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

25021

Females

10649

F18-39

10649

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

24984

Females

10674

F18-39

10674

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24710

Females

10531

F18-39

10531

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24332

Females

10353

F18-39

10353

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

25267

Females

10803

F18-39

10803

Passing Analysis

Category:
Athletes Passed
177
Passed By
2402
Net Change
-2225
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24199
5K → 10K81092-1084#24199#25283
10K → 15K2836-834#25283#26117
15K → 20K10170-160#26117#26277
20K → Half143-42#26277#26319
Half → 25K0152-152#26319#26471
25K → 30K348-45#26471#26516
30K → 20M158-57#26516#26573
20M → 21M130+13#26573#26560
21M → 35K130+13#26560#26547
35K → 23M311+30#26547#26517
23M → 24M180+18#26517#26499
24M → 40K341+33#26499#26466
40K → 25.2M181+17#26466#26449
25.2M → Finish250+25#26449#26424
TOTALS1772402-2225
📊

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