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BOSTON MARATHON 2023

Andrea Gilder

Bib: 19730•F

TN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 31%
Masters (Masters Women)
#0 / 6539
Top 18%
Division (F45-49)
#0 / 1817
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:49
Rank: #13934
Start → 5K
24:49 | 7:59/mi
10K· 6.21 mi
49:15
Rank: #13797 (+137)
5K → 10K
24:26 | 7:52/mi
15K· 9.32 mi
1:13:42
Rank: #13636 (+161)
10K → 15K
24:27 | 7:52/mi
20K· 12.43 mi
1:38:14
Rank: #13363 (+273)
15K → 20K
24:32 | 7:54/mi
Half· 13.11 mi
1:43:29
Rank: #13266 (+97)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
2:02:44
Rank: #13048 (+218)
Half → 25K
19:15 | 7:56/mi
30K· 18.64 mi
2:28:19
Rank: #12964 (+84)
25K → 30K
25:35 | 8:14/mi
20M
2:39:59
Rank: #13048 (-84)
30K → 20M
11:40 | 8:35/mi
21M
2:48:46
Rank: #12956 (+92)
20M → 21M
8:47 | 8:47/mi
35K· 21.75 mi
2:54:46
Rank: #12918 (+38)
21M → 35K
6:00 | 8:01/mi
23M
3:04:59
Rank: #12787 (+131)
35K → 23M
10:13 | 8:10/mi
24M
3:13:04
Rank: #12718 (+69)
23M → 24M
8:05 | 8:05/mi
40K· 24.85 mi
3:20:19
Rank: #12733 (-15)
24M → 40K
7:15 | 8:29/mi
25.2M
3:23:29
Rank: #12751 (-18)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:31:51
Rank: #12769 (-18)
25.2M → Finish
8:22 | 8:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:29
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:48:22
Pace8:16 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3524:497:5924:49
7:59
-
10K
6.21 mi11:45:0149:157:5624:26
7:52
-0:07
15K
9.32 mi12:09:281:13:427:5424:27
7:52
0:00
20K
12.43 mi12:34:001:38:147:5424:32
7:54
+0:02
Half
13.11 mi12:39:151:43:297:545:15
7:42
-0:12
25K
15.53 mi12:58:302:02:447:5419:15
7:56
+0:14
30K
18.64 mi13:24:052:28:197:5725:35
8:14
+0:18
20M
20.00 mi13:35:452:39:598:0011:40
8:35
+0:21
21M
21.00 mi13:44:322:48:468:028:47
8:47
+0:12
35K
21.75 mi13:50:322:54:468:026:00
8:01
-0:46
23M
23.00 mi14:00:453:04:598:0310:13
8:10
+0:09
24M
24.00 mi14:08:503:13:048:038:05
8:05
-0:05
40K
24.85 mi14:16:053:20:198:047:15
8:29
+0:24
25.2M
25.20 mi14:19:153:23:298:043:10
9:11
+0:42
Finish
26.22 mi14:27:373:31:518:058:22
8:13
-0:58

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

7:42 /mi

Average Pace

8:05 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00:59

85% of race

Time at Steady Pace

27:42

13% of race

Time at Slower Pace

3:10

1% of race

Average Pace: 8:05 /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 mi11:20:3524:497:5924:49
7:59
#13934
10K
6.21 mi11:45:0149:157:5624:26
7:52
#13797
15K
9.32 mi12:09:281:13:427:5424:27
7:52
#13636
20K
12.43 mi12:34:001:38:147:5424:32
7:54
#13363
Half
13.11 mi12:39:151:43:297:545:15
7:42
#13266
25K
15.53 mi12:58:302:02:447:5419:15
7:56
#13048
30K
18.64 mi13:24:052:28:197:5725:35
8:14
#12964
20M
20.00 mi13:35:452:39:598:0011:40
8:35
#13048
21M
21.00 mi13:44:322:48:468:028:47
8:47
#12956
35K
21.75 mi13:50:322:54:468:026:00
8:01
#12918
23M
23.00 mi14:00:453:04:598:0310:13
8:10
#12787
24M
24.00 mi14:08:503:13:048:038:05
8:05
#12718
40K
24.85 mi14:16:053:20:198:047:15
8:29
#12733
25.2M
25.20 mi14:19:153:23:298:043:10
9:11
#12751
Finish
26.22 mi14:27:373:31:518:058:22
8:13
#12769
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi139343988398813274(Top 50%)3649(Top 32%)3649(Top 201%)
10K6.21 mi3.10 mi13797+1373924+643924+6413693(Top 51%)3853(Top 34%)3853(Top 212%)
15K9.32 mi3.11 mi13636+1613839+853839+8513274(Top 50%)3649(Top 32%)3649(Top 201%)
20K12.43 mi3.11 mi13363+2733700+1393700+13912604(Top 47%)3321(Top 29%)3321(Top 183%)
Half13.11 mi0.68 mi13266+973645+553645+5511939(Top 45%)2891(Top 25%)2891(Top 159%)
25K15.53 mi2.42 mi13048+2183523+1223523+12212245(Top 46%)3223(Top 28%)3223(Top 177%)
30K18.64 mi3.11 mi12964+843528-53528-512577(Top 47%)3507(Top 31%)3507(Top 193%)
20M20.00 mi1.36 mi13048-843595-673595-6714163(Top 53%)4505(Top 39%)4505(Top 248%)
21M21.00 mi1.00 mi12956+923561+343561+3412183(Top 46%)3504(Top 31%)3504(Top 193%)
35K21.75 mi0.75 mi12918+383560+13560+112314(Top 46%)3605(Top 32%)3605(Top 198%)
23M23.00 mi1.25 mi12787+1313502+583502+5810920(Top 41%)2987(Top 26%)2987(Top 164%)
24M24.00 mi1.00 mi12718+693483+193483+1911860(Top 45%)3522(Top 31%)3522(Top 194%)
40K24.85 mi0.85 mi12733-153513-303513-3013220(Top 50%)4318(Top 38%)4318(Top 238%)
25.2M25.20 mi0.35 mi12751-183529-163529-1613577(Top 51%)4514(Top 40%)4514(Top 248%)
Finish26.22 mi1.02 mi12769-183567-383567-3813519(Top 51%)4474(Top 39%)4474(Top 246%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

13274

Females

3649

F45-49

3649

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

13693

Females

3853

F45-49

3853

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

13274

Females

3649

F45-49

3649

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12604

Females

3321

F45-49

3321

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

11939

Females

2891

F45-49

2891

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

12245

Females

3223

F45-49

3223

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

12577

Females

3507

F45-49

3507

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14163

Females

4505

F45-49

4505

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

12183

Females

3504

F45-49

3504

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

12314

Females

3605

F45-49

3605

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

10920

Females

2987

F45-49

2987

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

11860

Females

3522

F45-49

3522

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

13220

Females

4318

F45-49

4318

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13577

Females

4514

F45-49

4514

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13519

Females

4474

F45-49

4474

Passing Analysis

Category:
Athletes Passed
2237
Passed By
1072
Net Change
+1165
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13934
5K → 10K357220+137#13934#13797
10K → 15K278117+161#13797#13636
15K → 20K32956+273#13636#13363
20K → Half992+97#13363#13266
Half → 25K26648+218#13266#13048
25K → 30K226142+84#13048#12964
30K → 20M67151-84#12964#13048
20M → 21M14351+92#13048#12956
21M → 35K6830+38#12956#12918
35K → 23M16029+131#12918#12787
23M → 24M10435+69#12787#12718
24M → 40K5772-15#12718#12733
40K → 25.2M2644-18#12733#12751
25.2M → Finish5775-18#12751#12769
TOTALS22371072+1165
📊

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