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BOSTON MARATHON 2023

Anne Blackney

Bib: 26163•F

MA

0:00
0:00
/ mi
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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

Start
0:00:00
Race begins
5K· 3.11 mi
29:37
Rank: #22206
Start → 5K
9:32/mi
29:37 split
10K· 6.21 mi
58:50
Rank: #22252 (-46)
5K → 10K
9:24/mi
29:13 split
15K· 9.32 mi
1:28:14
Rank: #22194 (+58)
10K → 15K
9:28/mi
29:24 split
20K· 12.43 mi
1:58:44
Rank: #22272 (-78)
15K → 20K
9:49/mi
30:30 split
Half· 13.11 mi
2:05:27
Rank: #22305 (-33)
20K → Half
9:51/mi
6:43 split
25K· 15.53 mi
2:30:13
Rank: #22399 (-94)
Half → 25K
10:13/mi
24:46 split
30K· 18.64 mi
3:03:47
Rank: #22466 (-67)
25K → 30K
10:48/mi
33:34 split
20M
3:18:52
Rank: #22503 (-37)
30K → 20M
11:06/mi
15:05 split
21M
3:30:16
Rank: #22460 (+43)
20M → 21M
11:24/mi
11:24 split
35K· 21.75 mi
3:38:11
Rank: #22456 (+4)
21M → 35K
10:35/mi
7:55 split
23M
3:51:57
Rank: #22447 (+9)
35K → 23M
11:00/mi
13:46 split
24M
4:02:34
Rank: #22442 (+5)
23M → 24M
10:37/mi
10:37 split
40K· 24.85 mi
4:11:49
Rank: #22430 (+12)
24M → 40K
10:49/mi
9:15 split
25.2M
4:15:40
Rank: #22395 (+35)
40K → 25.2M
11:10/mi
3:51 split
Finish· 26.22 mi
4:25:48
Rank: #22371 (+24)
25.2M → Finish
9:57/mi
10:08 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:27
Pace9:34 /mi
2nd Half
Distance13.11 mi
Time2:20:21
Pace10:42 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:2429:379:3229:37
9:32
-
10K
6.21 mi12:15:3758:509:2829:13
9:24
-0:08
15K
9.32 mi12:45:011:28:149:2829:24
9:28
+0:04
20K
12.43 mi13:15:311:58:449:3330:30
9:49
+0:21
Half
13.11 mi13:22:142:05:279:346:43
9:51
+0:02
25K
15.53 mi13:47:002:30:139:4024:46
10:13
+0:22
30K
18.64 mi14:20:343:03:479:5233:34
10:48
+0:35
20M
20.00 mi14:35:393:18:529:5715:05
11:06
+0:18
21M
21.00 mi14:47:033:30:1610:0111:24
11:24
+0:18
35K
21.75 mi14:54:583:38:1110:027:55
10:35
-0:49
23M
23.00 mi15:08:443:51:5710:0513:46
11:00
+0:25
24M
24.00 mi15:19:214:02:3410:0610:37
10:37
-0:23
40K
24.85 mi15:28:364:11:4910:089:15
10:49
+0:12
25.2M
25.20 mi15:32:274:15:4010:093:51
11:10
+0:21
Finish
26.22 mi15:42:354:25:4810:0910:08
9:57
-1:13

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

9:24 /mi

Average Pace

10:09 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:21

60% of race

Time at Steady Pace

1:01:21

23% of race

Time at Slower Pace

44:06

17% of race

Average Pace: 10:08 /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 mi11:46:2429:379:3229:37
9:32
#22206
10K
6.21 mi12:15:3758:509:2829:13
9:24
#22252
15K
9.32 mi12:45:011:28:149:2829:24
9:28
#22194
20K
12.43 mi13:15:311:58:449:3330:30
9:49
#22272
Half
13.11 mi13:22:142:05:279:346:43
9:51
#22305
25K
15.53 mi13:47:002:30:139:4024:46
10:13
#22399
30K
18.64 mi14:20:343:03:479:5233:34
10:48
#22466
20M
20.00 mi14:35:393:18:529:5715:05
11:06
#22503
21M
21.00 mi14:47:033:30:1610:0111:24
11:24
#22460
35K
21.75 mi14:54:583:38:1110:027:55
10:35
#22456
23M
23.00 mi15:08:443:51:5710:0513:46
11:00
#22447
24M
24.00 mi15:19:214:02:3410:0610:37
10:37
#22442
40K
24.85 mi15:28:364:11:4910:089:15
10:49
#22430
25.2M
25.20 mi15:32:274:15:4010:093:51
11:10
#22395
Finish
26.22 mi15:42:354:25:4810:0910:08
9:57
#22371
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi222068982898222151(Top 83%)8877(Top 78%)8877(Top 182%)
10K6.21 mi3.10 mi22252-468974+88974+822228(Top 83%)8939(Top 78%)8939(Top 183%)
15K9.32 mi3.11 mi22194+588934+408934+4022151(Top 83%)8877(Top 78%)8877(Top 182%)
20K12.43 mi3.11 mi22272-788971-378971-3722454(Top 84%)9057(Top 79%)9057(Top 185%)
Half13.11 mi0.68 mi22305-338984-138984-1322983(Top 86%)9342(Top 82%)9342(Top 191%)
25K15.53 mi2.42 mi22399-949051-679051-6722651(Top 85%)9193(Top 80%)9193(Top 188%)
30K18.64 mi3.11 mi22466-679101-509101-5022802(Top 86%)9352(Top 82%)9352(Top 191%)
20M20.00 mi1.36 mi22503-379138-379138-3722878(Top 86%)9449(Top 83%)9449(Top 193%)
21M21.00 mi1.00 mi22460+439122+169122+1621700(Top 82%)8831(Top 77%)8831(Top 181%)
35K21.75 mi0.75 mi22456+49124-29124-222540(Top 85%)9343(Top 82%)9343(Top 191%)
23M23.00 mi1.25 mi22447+99123+19123+122336(Top 84%)9236(Top 81%)9236(Top 189%)
24M24.00 mi1.00 mi22442+59131-89131-822278(Top 84%)9250(Top 81%)9250(Top 189%)
40K24.85 mi0.85 mi22430+129132-19132-121987(Top 83%)9147(Top 80%)9147(Top 187%)
25.2M25.20 mi0.35 mi22395+359115+179115+1720872(Top 78%)8524(Top 75%)8524(Top 175%)
Finish26.22 mi1.02 mi22371+249110+59110+521624(Top 81%)8924(Top 78%)8924(Top 183%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

22151

Females

8877

F18-39

8877

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

22228

Females

8939

F18-39

8939

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

22151

Females

8877

F18-39

8877

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

22454

Females

9057

F18-39

9057

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

22983

Females

9342

F18-39

9342

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

22651

Females

9193

F18-39

9193

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22802

Females

9352

F18-39

9352

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

22878

Females

9449

F18-39

9449

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

21700

Females

8831

F18-39

8831

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22540

Females

9343

F18-39

9343

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

22336

Females

9236

F18-39

9236

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

22278

Females

9250

F18-39

9250

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

21987

Females

9147

F18-39

9147

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20872

Females

8524

F18-39

8524

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

21624

Females

8924

F18-39

8924

Passing Analysis

Category:
Athletes Passed
1065
Passed By
1230
Net Change
-165
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22206
5K → 10K215261-46#22206#22252
10K → 15K195137+58#22252#22194
15K → 20K107185-78#22194#22272
20K → Half1144-33#22272#22305
Half → 25K69163-94#22305#22399
25K → 30K92159-67#22399#22466
30K → 20M4986-37#22466#22503
20M → 21M8441+43#22503#22460
21M → 35K3632+4#22460#22456
35K → 23M6455+9#22456#22447
23M → 24M3328+5#22447#22442
24M → 40K3624+12#22442#22430
40K → 25.2M372+35#22430#22395
25.2M → Finish3713+24#22395#22371
TOTALS10651230-165
📊

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