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BOSTON MARATHON 2023

Julie Fordyce

Bib: 17384•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 35%
Masters (Masters Women)
#0 / 6539
Top 22%
Division (F50-54)
#0 / 1207
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:06
Rank: #12000
Start → 5K
24:06 | 7:45/mi
10K· 6.21 mi
48:04
Rank: #12159 (-159)
5K → 10K
23:58 | 7:43/mi
15K· 9.32 mi
1:12:34
Rank: #12545 (-386)
10K → 15K
24:30 | 7:53/mi
20K· 12.43 mi
1:37:33
Rank: #12850 (-305)
15K → 20K
24:59 | 8:02/mi
Half· 13.11 mi
1:42:59
Rank: #12931 (-81)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:04:13
Rank: #13843 (-912)
Half → 25K
21:14 | 8:45/mi
30K· 18.64 mi
2:30:27
Rank: #13859 (-16)
25K → 30K
26:14 | 8:27/mi
20M
2:42:01
Rank: #13837 (+22)
30K → 20M
11:34 | 8:31/mi
21M
2:51:10
Rank: #13851 (-14)
20M → 21M
9:09 | 9:09/mi
35K· 21.75 mi
2:57:18
Rank: #13826 (+25)
21M → 35K
6:08 | 8:12/mi
23M
3:07:54
Rank: #13739 (+87)
35K → 23M
10:36 | 8:28/mi
24M
3:16:07
Rank: #13669 (+70)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
3:23:16
Rank: #13602 (+67)
24M → 40K
7:09 | 8:22/mi
25.2M
3:26:23
Rank: #13584 (+18)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:34:50
Rank: #13584
25.2M → Finish
8:27 | 8:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:59
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:51:51
Pace8:32 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4824:067:4524:06
7:45
-
10K
6.21 mi11:38:4648:047:4423:58
7:43
-0:02
15K
9.32 mi12:03:161:12:347:4724:30
7:53
+0:10
20K
12.43 mi12:28:151:37:337:5124:59
8:02
+0:09
Half
13.11 mi12:33:411:42:597:515:26
7:58
-0:04
25K
15.53 mi12:54:552:04:138:0021:14
8:45
+0:47
30K
18.64 mi13:21:092:30:278:0426:14
8:27
-0:18
20M
20.00 mi13:32:432:42:018:0611:34
8:31
+0:04
21M
21.00 mi13:41:522:51:108:099:09
9:09
+0:38
35K
21.75 mi13:48:002:57:188:096:08
8:12
-0:57
23M
23.00 mi13:58:363:07:548:1010:36
8:28
+0:16
24M
24.00 mi14:06:493:16:078:108:13
8:13
-0:15
40K
24.85 mi14:13:583:23:168:117:09
8:22
+0:09
25.2M
25.20 mi14:17:053:26:238:113:07
9:02
+0:40
Finish
26.22 mi14:25:323:34:508:128:27
8:18
-0:44

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

7:43 /mi

Average Pace

8:12 /mi

Slowest Pace

9:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:46

79% of race

Time at Steady Pace

35:55

17% of race

Time at Slower Pace

9:09

4% of race

Average Pace: 8:12 /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 mi11:14:4824:067:4524:06
7:45
#12000
10K
6.21 mi11:38:4648:047:4423:58
7:43
#12159
15K
9.32 mi12:03:161:12:347:4724:30
7:53
#12545
20K
12.43 mi12:28:151:37:337:5124:59
8:02
#12850
Half
13.11 mi12:33:411:42:597:515:26
7:58
#12931
25K
15.53 mi12:54:552:04:138:0021:14
8:45
#13843
30K
18.64 mi13:21:092:30:278:0426:14
8:27
#13859
20M
20.00 mi13:32:432:42:018:0611:34
8:31
#13837
21M
21.00 mi13:41:522:51:108:099:09
9:09
#13851
35K
21.75 mi13:48:002:57:188:096:08
8:12
#13826
23M
23.00 mi13:58:363:07:548:1010:36
8:28
#13739
24M
24.00 mi14:06:493:16:078:108:13
8:13
#13669
40K
24.85 mi14:13:583:23:168:117:09
8:22
#13602
25.2M
25.20 mi14:17:053:26:238:113:07
9:02
#13584
Finish
26.22 mi14:25:323:34:508:128:27
8:18
#13584
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi120002872287213412(Top 50%)3735(Top 33%)3735(Top 309%)
10K6.21 mi3.10 mi12159-1592952-802952-8012400(Top 47%)3095(Top 27%)3095(Top 256%)
15K9.32 mi3.11 mi12545-3863201-2493201-24913412(Top 50%)3735(Top 33%)3735(Top 309%)
20K12.43 mi3.11 mi12850-3053396-1953396-19513775(Top 52%)3979(Top 35%)3979(Top 330%)
Half13.11 mi0.68 mi12931-813445-493445-4914117(Top 53%)4148(Top 36%)4148(Top 344%)
25K15.53 mi2.42 mi13843-9124018-5734018-57317704(Top 67%)6401(Top 56%)6401(Top 530%)
30K18.64 mi3.11 mi13859-164051-334051-3313958(Top 52%)4311(Top 38%)4311(Top 357%)
20M20.00 mi1.36 mi13837+224061-104061-1013708(Top 51%)4241(Top 37%)4241(Top 351%)
21M21.00 mi1.00 mi13851-144083-224083-2214221(Top 53%)4598(Top 40%)4598(Top 381%)
35K21.75 mi0.75 mi13826+254088-54088-513443(Top 50%)4242(Top 37%)4242(Top 351%)
23M23.00 mi1.25 mi13739+874067+214067+2113013(Top 49%)4076(Top 36%)4076(Top 338%)
24M24.00 mi1.00 mi13669+704044+234044+2312752(Top 48%)3992(Top 35%)3992(Top 331%)
40K24.85 mi0.85 mi13602+674022+224022+2212499(Top 47%)3940(Top 34%)3940(Top 326%)
25.2M25.20 mi0.35 mi13584+184018+44018+412799(Top 48%)4132(Top 36%)4132(Top 342%)
Finish26.22 mi1.02 mi135844036-184036-1814075(Top 53%)4779(Top 42%)4779(Top 396%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

13412

Females

3735

F50-54

3735

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

12400

Females

3095

F50-54

3095

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

13412

Females

3735

F50-54

3735

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13775

Females

3979

F50-54

3979

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

14117

Females

4148

F50-54

4148

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

17704

Females

6401

F50-54

6401

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

13958

Females

4311

F50-54

4311

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13708

Females

4241

F50-54

4241

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

14221

Females

4598

F50-54

4598

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

13443

Females

4242

F50-54

4242

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

13013

Females

4076

F50-54

4076

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12752

Females

3992

F50-54

3992

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12499

Females

3940

F50-54

3940

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12799

Females

4132

F50-54

4132

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

14075

Females

4779

F50-54

4779

Passing Analysis

Category:
Athletes Passed
1304
Passed By
2888
Net Change
-1584
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12000
5K → 10K225384-159#12000#12159
10K → 15K81467-386#12159#12545
15K → 20K94399-305#12545#12850
20K → Half1293-81#12850#12931
Half → 25K21933-912#12931#13843
25K → 30K184200-16#13843#13859
30K → 20M10078+22#13859#13837
20M → 21M90104-14#13837#13851
21M → 35K6338+25#13851#13826
35K → 23M12336+87#13826#13739
23M → 24M10131+70#13739#13669
24M → 40K10134+67#13669#13602
40K → 25.2M3315+18#13602#13584
25.2M → Finish76760#13584#13584
TOTALS13042888-1584
📊

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