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BOSTON MARATHON 2023

Ashley Montgomery

Bib: 3972•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 21%
Gender (Female)
#0 / 11423
Top 4%
Division (F18-39)
#0 / 4884
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
20:44
Rank: #3447
Start → 5K
20:44 | 6:40/mi
10K· 6.21 mi
41:08
Rank: #3315 (+132)
5K → 10K
20:24 | 6:34/mi
15K· 9.32 mi
1:01:41
Rank: #3337 (-22)
10K → 15K
20:33 | 6:37/mi
20K· 12.43 mi
1:22:34
Rank: #3412 (-75)
15K → 20K
20:53 | 6:43/mi
Half· 13.11 mi
1:27:05
Rank: #3420 (-8)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:43:36
Rank: #3507 (-87)
Half → 25K
16:31 | 6:49/mi
30K· 18.64 mi
2:05:36
Rank: #3762 (-255)
25K → 30K
22:00 | 7:05/mi
20M
2:15:27
Rank: #3895 (-133)
30K → 20M
9:51 | 7:15/mi
21M
2:23:10
Rank: #4029 (-134)
20M → 21M
7:43 | 7:43/mi
35K· 21.75 mi
2:28:38
Rank: #4178 (-149)
21M → 35K
5:28 | 7:18/mi
23M
2:38:11
Rank: #4427 (-249)
35K → 23M
9:33 | 7:38/mi
24M
2:46:45
Rank: #4845 (-418)
23M → 24M
8:34 | 8:34/mi
40K· 24.85 mi
2:55:16
Rank: #5352 (-507)
24M → 40K
8:31 | 9:58/mi
25.2M
2:58:10
Rank: #5378 (-26)
40K → 25.2M
2:54 | 8:25/mi
Finish· 26.22 mi
3:06:02
Rank: #5486 (-108)
25.2M → Finish
7:52 | 7:43/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:05
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:38:57
Pace7:33 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1520:446:4020:44
6:40
-
10K
6.21 mi10:42:3941:086:3720:24
6:34
-0:06
15K
9.32 mi11:03:121:01:416:3720:33
6:37
+0:03
20K
12.43 mi11:24:051:22:346:3920:53
6:43
+0:06
Half
13.11 mi11:28:361:27:056:394:31
6:37
-0:06
25K
15.53 mi11:45:071:43:366:4016:31
6:49
+0:12
30K
18.64 mi12:07:072:05:366:4422:00
7:05
+0:16
20M
20.00 mi12:16:582:15:276:469:51
7:15
+0:10
21M
21.00 mi12:24:412:23:106:497:43
7:43
+0:28
35K
21.75 mi12:30:092:28:386:505:28
7:18
-0:25
23M
23.00 mi12:39:422:38:116:539:33
7:38
+0:20
24M
24.00 mi12:48:162:46:456:578:34
8:34
+0:56
40K
24.85 mi12:56:472:55:167:038:31
9:58
+1:24
25.2M
25.20 mi12:59:412:58:107:042:54
8:25
-1:33
Finish
26.22 mi13:07:333:06:027:067:52
7:43
-0:42

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

6:34 /mi

Average Pace

7:06 /mi

Slowest Pace

9:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:27:05

47% of race

Time at Steady Pace

1:03:23

34% of race

Time at Slower Pace

35:34

19% 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:22:1520:446:4020:44
6:40
#3447
10K
6.21 mi10:42:3941:086:3720:24
6:34
#3315
15K
9.32 mi11:03:121:01:416:3720:33
6:37
#3337
20K
12.43 mi11:24:051:22:346:3920:53
6:43
#3412
Half
13.11 mi11:28:361:27:056:394:31
6:37
#3420
25K
15.53 mi11:45:071:43:366:4016:31
6:49
#3507
30K
18.64 mi12:07:072:05:366:4422:00
7:05
#3762
20M
20.00 mi12:16:582:15:276:469:51
7:15
#3895
21M
21.00 mi12:24:412:23:106:497:43
7:43
#4029
35K
21.75 mi12:30:092:28:386:505:28
7:18
#4178
23M
23.00 mi12:39:422:38:116:539:33
7:38
#4427
24M
24.00 mi12:48:162:46:456:578:34
8:34
#4845
40K
24.85 mi12:56:472:55:167:038:31
9:58
#5352
25.2M
25.20 mi12:59:412:58:107:042:54
8:25
#5378
Finish
26.22 mi13:07:333:06:027:067:52
7:43
#5486
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi34471941943425(Top 13%)175(Top 2%)175(Top 4%)
10K6.21 mi3.10 mi3315+132172+22172+223266(Top 12%)155(Top 1%)155(Top 3%)
15K9.32 mi3.11 mi3337-22168+4168+43425(Top 13%)175(Top 2%)175(Top 4%)
20K12.43 mi3.11 mi3412-75173-5173-53761(Top 14%)208(Top 2%)208(Top 4%)
Half13.11 mi0.68 mi3420-8172+1172+13691(Top 14%)210(Top 2%)210(Top 4%)
25K15.53 mi2.42 mi3507-87177-5177-54283(Top 16%)281(Top 2%)281(Top 6%)
30K18.64 mi3.11 mi3762-255208-31208-314840(Top 18%)381(Top 3%)381(Top 8%)
20M20.00 mi1.36 mi3895-133222-14222-145385(Top 20%)542(Top 5%)542(Top 11%)
21M21.00 mi1.00 mi4029-134244-22244-225741(Top 22%)730(Top 6%)730(Top 15%)
35K21.75 mi0.75 mi4178-149264-20264-207193(Top 27%)1155(Top 10%)1155(Top 24%)
23M23.00 mi1.25 mi4427-249291-27291-277273(Top 27%)1270(Top 11%)1270(Top 26%)
24M24.00 mi1.00 mi4845-418355-64355-6414864(Top 56%)5141(Top 45%)5141(Top 105%)
40K24.85 mi0.85 mi5352-507455-100455-10019861(Top 75%)7978(Top 70%)7978(Top 163%)
25.2M25.20 mi0.35 mi5378-26464-9464-98991(Top 34%)2217(Top 19%)2217(Top 45%)
Finish26.22 mi1.02 mi5486-108493-29493-2910103(Top 38%)2734(Top 24%)2734(Top 56%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3425

Females

175

F18-39

175

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3266

Females

155

F18-39

155

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3425

Females

175

F18-39

175

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3761

Females

208

F18-39

208

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3691

Females

210

F18-39

210

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4283

Females

281

F18-39

281

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4840

Females

381

F18-39

381

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5385

Females

542

F18-39

542

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5741

Females

730

F18-39

730

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7193

Females

1155

F18-39

1155

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7273

Females

1270

F18-39

1270

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14864

Females

5141

F18-39

5141

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19861

Females

7978

F18-39

7978

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

8991

Females

2217

F18-39

2217

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10103

Females

2734

F18-39

2734

Passing Analysis

Category:
Athletes Passed
634
Passed By
2673
Net Change
-2039
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3447
5K → 10K250118+132#3447#3315
10K → 15K84106-22#3315#3337
15K → 20K62137-75#3337#3412
20K → Half1119-8#3412#3420
Half → 25K49136-87#3420#3507
25K → 30K37292-255#3507#3762
30K → 20M31164-133#3762#3895
20M → 21M33167-134#3895#4029
21M → 35K9158-149#4029#4178
35K → 23M27276-249#4178#4427
23M → 24M2420-418#4427#4845
24M → 40K2509-507#4845#5352
40K → 25.2M1137-26#5352#5378
25.2M → Finish26134-108#5378#5486
TOTALS6342673-2039
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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