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BOSTON MARATHON 2023

Danni Fu

Bib: 6149•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 21%
Gender (Female)
#0 / 11423
Top 4%
Masters (Masters Women)
#0 / 6539
Top 1%
Division (F40-44)
#0 / 1878
Top 4%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:52
Rank: #6497
Start → 5K
21:52 | 7:02/mi
10K· 6.21 mi
43:59
Rank: #6976 (-479)
5K → 10K
22:07 | 7:07/mi
15K· 9.32 mi
1:05:36
Rank: #6720 (+256)
10K → 15K
21:37 | 6:57/mi
20K· 12.43 mi
1:27:32
Rank: #6607 (+113)
15K → 20K
21:56 | 7:04/mi
Half· 13.11 mi
1:32:17
Rank: #6591 (+16)
20K → Half
4:45 | 6:58/mi
25K· 15.53 mi
1:49:24
Rank: #6457 (+134)
Half → 25K
17:07 | 7:04/mi
30K· 18.64 mi
2:11:55
Rank: #6274 (+183)
25K → 30K
22:31 | 7:15/mi
20M
2:21:55
Rank: #6217 (+57)
30K → 20M
10:00 | 7:22/mi
21M
2:29:17
Rank: #6053 (+164)
20M → 21M
7:22 | 7:22/mi
35K· 21.75 mi
2:34:28
Rank: #5981 (+72)
21M → 35K
5:11 | 6:56/mi
23M
2:43:36
Rank: #5884 (+97)
35K → 23M
9:08 | 7:18/mi
24M
2:50:40
Rank: #5797 (+87)
23M → 24M
7:04 | 7:04/mi
40K· 24.85 mi
2:56:42
Rank: #5694 (+103)
24M → 40K
6:02 | 7:03/mi
25.2M
2:59:17
Rank: #5644 (+50)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
3:06:05
Rank: #5500 (+144)
25.2M → Finish
6:48 | 6:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:17
Pace7:02 /mi
2nd Half
Distance13.11 mi
Time1:33:48
Pace7:09 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0621:527:0221:52
7:02
-
10K
6.21 mi10:47:1343:597:0522:07
7:07
+0:05
15K
9.32 mi11:08:501:05:367:0221:37
6:57
-0:10
20K
12.43 mi11:30:461:27:327:0321:56
7:04
+0:07
Half
13.11 mi11:35:311:32:177:024:45
6:58
-0:06
25K
15.53 mi11:52:381:49:247:0317:07
7:04
+0:06
30K
18.64 mi12:15:092:11:557:0522:31
7:15
+0:11
20M
20.00 mi12:25:092:21:557:0610:00
7:22
+0:07
21M
21.00 mi12:32:312:29:177:077:22
7:22
0:00
35K
21.75 mi12:37:422:34:287:065:11
6:56
-0:26
23M
23.00 mi12:46:502:43:367:079:08
7:18
+0:22
24M
24.00 mi12:53:542:50:407:077:04
7:04
-0:14
40K
24.85 mi12:59:562:56:427:076:02
7:03
-0:01
25.2M
25.20 mi13:02:312:59:177:072:35
7:29
+0:26
Finish
26.22 mi13:09:193:06:057:066:48
6:40
-0:49

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

6:40 /mi

Average Pace

7:06 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:08

89% of race

Time at Steady Pace

19:57

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:06 /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 mi10:25:0621:527:0221:52
7:02
#6497
10K
6.21 mi10:47:1343:597:0522:07
7:07
#6976
15K
9.32 mi11:08:501:05:367:0221:37
6:57
#6720
20K
12.43 mi11:30:461:27:327:0321:56
7:04
#6607
Half
13.11 mi11:35:311:32:177:024:45
6:58
#6591
25K
15.53 mi11:52:381:49:247:0317:07
7:04
#6457
30K
18.64 mi12:15:092:11:557:0522:31
7:15
#6274
20M
20.00 mi12:25:092:21:557:0610:00
7:22
#6217
21M
21.00 mi12:32:312:29:177:077:22
7:22
#6053
35K
21.75 mi12:37:422:34:287:065:11
6:56
#5981
23M
23.00 mi12:46:502:43:367:079:08
7:18
#5884
24M
24.00 mi12:53:542:50:407:077:04
7:04
#5797
40K
24.85 mi12:59:562:56:427:076:02
7:03
#5694
25.2M
25.20 mi13:02:312:59:177:072:35
7:29
#5644
Finish
26.22 mi13:09:193:06:057:066:48
6:40
#5500
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi64976066066315(Top 24%)601(Top 5%)601(Top 32%)
10K6.21 mi3.10 mi6976-479724-118724-1187568(Top 28%)905(Top 8%)905(Top 48%)
15K9.32 mi3.11 mi6720+256667+57667+576315(Top 24%)601(Top 5%)601(Top 32%)
20K12.43 mi3.11 mi6607+113659+8659+86347(Top 24%)604(Top 5%)604(Top 32%)
Half13.11 mi0.68 mi6591+16657+2657+26380(Top 24%)592(Top 5%)592(Top 32%)
25K15.53 mi2.42 mi6457+134632+25632+255906(Top 22%)523(Top 5%)523(Top 28%)
30K18.64 mi3.11 mi6274+183600+32600+325768(Top 22%)568(Top 5%)568(Top 30%)
20M20.00 mi1.36 mi6217+57596+4596+45996(Top 23%)711(Top 6%)711(Top 38%)
21M21.00 mi1.00 mi6053+164563+33563+333925(Top 15%)305(Top 3%)305(Top 16%)
35K21.75 mi0.75 mi5981+72558+5558+54983(Top 19%)498(Top 4%)498(Top 27%)
23M23.00 mi1.25 mi5884+97543+15543+155305(Top 20%)613(Top 5%)613(Top 33%)
24M24.00 mi1.00 mi5797+87538+5538+55043(Top 19%)581(Top 5%)581(Top 31%)
40K24.85 mi0.85 mi5694+103525+13525+134180(Top 16%)448(Top 4%)448(Top 24%)
25.2M25.20 mi0.35 mi5644+50519+6519+63936(Top 15%)425(Top 4%)425(Top 23%)
Finish26.22 mi1.02 mi5500+144497+22497+223401(Top 13%)350(Top 3%)350(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6315

Females

601

F40-44

601

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7568

Females

905

F40-44

905

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6315

Females

601

F40-44

601

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6347

Females

604

F40-44

604

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6380

Females

592

F40-44

592

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5906

Females

523

F40-44

523

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5768

Females

568

F40-44

568

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

5996

Females

711

F40-44

711

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3925

Females

305

F40-44

305

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

4983

Females

498

F40-44

498

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5305

Females

613

F40-44

613

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5043

Females

581

F40-44

581

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4180

Females

448

F40-44

448

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3936

Females

425

F40-44

425

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3401

Females

350

F40-44

350

Passing Analysis

Category:
Athletes Passed
1752
Passed By
755
Net Change
+997
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6497
5K → 10K43522-479#6497#6976
10K → 15K28630+256#6976#6720
15K → 20K17360+113#6720#6607
20K → Half3216+16#6607#6591
Half → 25K14915+134#6591#6457
25K → 30K21431+183#6457#6274
30K → 20M8831+57#6274#6217
20M → 21M1651+164#6217#6053
21M → 35K775+72#6053#5981
35K → 23M11821+97#5981#5884
23M → 24M9912+87#5884#5797
24M → 40K1085+103#5797#5694
40K → 25.2M533+50#5694#5644
25.2M → Finish1473+144#5644#5500
TOTALS1752755+997
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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