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BOSTON MARATHON 2023

Rachel Heller

Bib: 26779•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
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
11:45/mi
36:30
↑ 97↓ 3451.5%
10K· 6.21 mi
11:36/mi
1:12:32
↑ 79↓ 1380.4%
15K· 9.32 mi
11:28/mi
1:48:08
↑ 67↓ 78
20K· 12.43 mi
11:38/mi
2:24:18
↑ 106↓ 860.1%
Half· 13.11 mi
16:21/mi
2:35:27
↑ 19↓ 370.5%
25K· 15.53 mi
12:58/mi
3:06:53
↑ 66↓ 880.2%
30K· 18.64 mi
12:35/mi
3:45:58
↑ 181↓ 1480.2%
20M
11:41/mi
4:01:50
↑ 64↓ 500.2%
21M
13:02/mi
4:14:52
↑ 106↓ 241.6%
35K· 21.75 mi
11:44/mi
4:23:39
↑ 17↓ 861.7%
23M
12:15/mi
4:38:59
↑ 23↓ 630.6%
24M
10:32/mi
4:49:31
↓ 821.3%
40K· 24.85 mi
12:07/mi
4:59:53
↓ 200.3%
25.2M
16:00/mi
5:05:24
↑ 13↓ 160.2%
Finish· 26.22 mi
10:06/mi
5:15:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:35:27
Pace11:51 /mi
2nd Half
Distance13.11 mi
Time2:40:15
Pace12:13 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:4836:3011:4536:30
11:45
-
10K
6.21 mi12:34:501:12:3211:4036:02
11:36
-0:09
15K
9.32 mi13:10:261:48:0811:3635:36
11:28
-0:08
20K
12.43 mi13:46:362:24:1811:3736:10
11:38
+0:10
Half
13.11 mi13:57:452:35:2711:5111:09
16:21
+4:43
25K
15.53 mi14:29:113:06:5312:0231:26
12:58
-3:23
30K
18.64 mi15:08:163:45:5812:0739:05
12:35
-0:23
20M
20.00 mi15:24:084:01:5012:0515:52
11:41
-0:54
21M
21.00 mi15:37:104:14:5212:0813:02
13:02
+1:21
35K
21.75 mi15:45:574:23:3912:078:47
11:44
-1:18
23M
23.00 mi16:01:174:38:5912:0815:20
12:15
+0:31
24M
24.00 mi16:11:494:49:3112:0410:32
10:32
-1:43
40K
24.85 mi16:22:114:59:5312:0410:22
12:07
+1:35
25.2M
25.20 mi16:27:425:05:2412:075:31
16:00
+3:53
Finish
26.22 mi16:38:005:15:4212:0310:18
10:06
-5:54

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

10:06 /mi

Average Pace

12:03 /mi

Slowest Pace

16:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:50

7% of race

Time at Steady Pace

3:53:44

74% of race

Time at Slower Pace

1:01:08

19% of race

Average Pace: 12:02 /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 mi11:58:4836:3011:4536:30
11:45
#26348
10K
6.21 mi12:34:501:12:3211:4036:02
11:36
#26213
15K
9.32 mi13:10:261:48:0811:3635:36
11:28
#26051
20K
12.43 mi13:46:362:24:1811:3736:10
11:38
#25890
Half
13.11 mi13:57:452:35:2711:5111:09
16:21
#26053
25K
15.53 mi14:29:113:06:5312:0231:26
12:58
#26033
30K
18.64 mi15:08:163:45:5812:0739:05
12:35
#25883
20M
20.00 mi15:24:084:01:5012:0515:52
11:41
#25770
21M
21.00 mi15:37:104:14:5212:0813:02
13:02
#25705
35K
21.75 mi15:45:574:23:3912:078:47
11:44
#25673
23M
23.00 mi16:01:174:38:5912:0815:20
12:15
#25617
24M
24.00 mi16:11:494:49:3112:0410:32
10:32
#25539
40K
24.85 mi16:22:114:59:5312:0410:22
12:07
#25495
25.2M
25.20 mi16:27:425:05:2412:075:31
16:00
#25513
Finish
26.22 mi16:38:005:15:4212:0310:18
10:06
#25449
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi26348112601126025674(Top 96%)10849(Top 95%)10849(Top 597%)
10K6.21 mi3.10 mi26213+13511174+8611174+8626042(Top 98%)11066(Top 97%)11066(Top 609%)
15K9.32 mi3.11 mi26051+16211068+10611068+10625674(Top 96%)10849(Top 95%)10849(Top 597%)
20K12.43 mi3.11 mi25890+16110967+10110967+10125415(Top 95%)10726(Top 94%)10726(Top 590%)
Half13.11 mi0.68 mi26053-16311075-10811075-10826614(Top 100%)11419(Top 100%)11419(Top 628%)
25K15.53 mi2.42 mi26033+2011066+911066+925849(Top 97%)10992(Top 96%)10992(Top 605%)
30K18.64 mi3.11 mi25883+15010983+8310983+8325082(Top 94%)10615(Top 93%)10615(Top 584%)
20M20.00 mi1.36 mi25770+11310928+5510928+5523794(Top 89%)9963(Top 87%)9963(Top 548%)
21M21.00 mi1.00 mi25705+6510894+3410894+3424126(Top 91%)10161(Top 89%)10161(Top 559%)
35K21.75 mi0.75 mi25673+3210877+1710877+1724421(Top 92%)10354(Top 91%)10354(Top 570%)
23M23.00 mi1.25 mi25617+5610855+2210855+2224308(Top 91%)10292(Top 90%)10292(Top 566%)
24M24.00 mi1.00 mi25539+7810817+3810817+3822128(Top 83%)9177(Top 80%)9177(Top 505%)
40K24.85 mi0.85 mi25495+4410800+1710800+1724048(Top 90%)10201(Top 89%)10201(Top 561%)
25.2M25.20 mi0.35 mi25513-1810812-1210812-1226116(Top 98%)11220(Top 98%)11220(Top 618%)
Finish26.22 mi1.02 mi25449+6410778+3410778+3422073(Top 83%)9157(Top 80%)9157(Top 504%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

25674

Females

10849

F45-49

10849

5K→10K

3.1 - 6.2 mi

Top 98%
×5story building
+79ft-138ft

Overall

26042

Females

11066

F45-49

11066

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

25674

Females

10849

F45-49

10849

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

25415

Females

10726

F45-49

10726

20K→Half

12.4 - 13.1 mi

Top 100%
×2story building
+19ft-37ft

Overall

26614

Females

11419

F45-49

11419

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

25849

Females

10992

F45-49

10992

25K→30K

15.5 - 18.6 mi

Top 94%
×9story building
+181ft-148ft

Overall

25082

Females

10615

F45-49

10615

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

23794

Females

9963

F45-49

9963

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

24126

Females

10161

F45-49

10161

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

24421

Females

10354

F45-49

10354

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

24308

Females

10292

F45-49

10292

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

22128

Females

9177

F45-49

9177

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

24048

Females

10201

F45-49

10201

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

26116

Females

11220

F45-49

11220

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

22073

Females

9157

F45-49

9157

Passing Analysis

Category:
Athletes Passed
1145
Passed By
246
Net Change
+899
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26348
5K → 10K14611+135#26348#26213
10K → 15K1675+162#26213#26051
15K → 20K1665+161#26051#25890
20K → Half0163-163#25890#26053
Half → 25K4626+20#26053#26033
25K → 30K1544+150#26033#25883
30K → 20M1130+113#25883#25770
20M → 21M705+65#25770#25705
21M → 35K331+32#25705#25673
35K → 23M571+56#25673#25617
23M → 24M791+78#25617#25539
24M → 40K506+44#25539#25495
40K → 25.2M018-18#25495#25513
25.2M → Finish640+64#25513#25449
TOTALS1145246+899
📊

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