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BOSTON MARATHON 2023

Kristin Edler

Bib: 17915•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 33%
Masters (Masters Women)
#0 / 6539
Top 20%
Division (F45-49)
#0 / 1817
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:11/mi
25:24
↑ 97↓ 3451.5%
10K· 6.21 mi
8:02/mi
50:23
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:15:22
↑ 67↓ 78
20K· 12.43 mi
8:05/mi
1:40:28
↑ 106↓ 860.1%
Half· 13.11 mi
8:05/mi
1:45:59
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:05:34
↑ 66↓ 880.2%
30K· 18.64 mi
8:19/mi
2:31:24
↑ 181↓ 1480.2%
20M
8:19/mi
2:42:42
↑ 64↓ 500.2%
21M
8:30/mi
2:51:12
↑ 106↓ 241.6%
35K· 21.75 mi
8:30/mi
2:57:33
↑ 17↓ 861.7%
23M
8:17/mi
3:07:55
↑ 23↓ 630.6%
24M
7:56/mi
3:15:51
↓ 821.3%
40K· 24.85 mi
8:00/mi
3:22:41
↓ 200.3%
25.2M
8:27/mi
3:25:36
↑ 13↓ 160.2%
Finish· 26.22 mi
7:38/mi
3:33:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:59
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:47:24
Pace8:12 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1725:248:1125:24
8:11
-
10K
6.21 mi11:43:1650:238:0724:59
8:02
-0:09
15K
9.32 mi12:08:151:15:228:0524:59
8:02
0:00
20K
12.43 mi12:33:211:40:288:0525:06
8:05
+0:03
Half
13.11 mi12:38:521:45:598:055:31
8:05
0:00
25K
15.53 mi12:58:272:05:348:0519:35
8:05
0:00
30K
18.64 mi13:24:172:31:248:0725:50
8:19
+0:14
20M
20.00 mi13:35:352:42:428:0811:18
8:19
0:00
21M
21.00 mi13:44:052:51:128:098:30
8:30
+0:11
35K
21.75 mi13:50:262:57:338:106:21
8:30
0:00
23M
23.00 mi14:00:483:07:558:1010:22
8:17
-0:13
24M
24.00 mi14:08:443:15:518:107:56
7:56
-0:21
40K
24.85 mi14:15:343:22:418:096:50
8:00
+0:04
25.2M
25.20 mi14:18:293:25:368:102:55
8:27
+0:27
Finish
26.22 mi14:26:163:33:238:097:47
7:38
-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

7:38 /mi

Average Pace

8:09 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:37

92% of race

Time at Steady Pace

17:46

8% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:08 /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 mi11:18:1725:248:1125:24
8:11
#15279
10K
6.21 mi11:43:1650:238:0724:59
8:02
#15175
15K
9.32 mi12:08:151:15:228:0524:59
8:02
#15023
20K
12.43 mi12:33:211:40:288:0525:06
8:05
#14750
Half
13.11 mi12:38:521:45:598:055:31
8:05
#14763
25K
15.53 mi12:58:272:05:348:0519:35
8:05
#14527
30K
18.64 mi13:24:172:31:248:0725:50
8:19
#14270
20M
20.00 mi13:35:352:42:428:0811:18
8:19
#14120
21M
21.00 mi13:44:052:51:128:098:30
8:30
#13864
35K
21.75 mi13:50:262:57:338:106:21
8:30
#13908
23M
23.00 mi14:00:483:07:558:1010:22
8:17
#13747
24M
24.00 mi14:08:443:15:518:107:56
7:56
#13587
40K
24.85 mi14:15:343:22:418:096:50
8:00
#13409
25.2M
25.20 mi14:18:293:25:368:102:55
8:27
#13321
Finish
26.22 mi14:26:163:33:238:097:47
7:38
#13156
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi152794816481614734(Top 55%)4523(Top 40%)4523(Top 249%)
10K6.21 mi3.10 mi15175+1044757+594757+5915114(Top 57%)4734(Top 41%)4734(Top 261%)
15K9.32 mi3.11 mi15023+1524678+794678+7914734(Top 55%)4523(Top 40%)4523(Top 249%)
20K12.43 mi3.11 mi14750+2734525+1534525+15314093(Top 53%)4156(Top 36%)4156(Top 229%)
Half13.11 mi0.68 mi14763-134538-134538-1314963(Top 56%)4681(Top 41%)4681(Top 258%)
25K15.53 mi2.42 mi14527+2364415+1234415+12313370(Top 50%)3854(Top 34%)3854(Top 212%)
30K18.64 mi3.11 mi14270+2574312+1034312+10313128(Top 49%)3832(Top 34%)3832(Top 211%)
20M20.00 mi1.36 mi14120+1504240+724240+7212428(Top 47%)3545(Top 31%)3545(Top 195%)
21M21.00 mi1.00 mi13864+2564092+1484092+14810448(Top 39%)2615(Top 23%)2615(Top 144%)
35K21.75 mi0.75 mi13908-444142-504142-5015326(Top 58%)5328(Top 47%)5328(Top 293%)
23M23.00 mi1.25 mi13747+1614071+714071+7111777(Top 44%)3399(Top 30%)3399(Top 187%)
24M24.00 mi1.00 mi13587+1603993+783993+7810820(Top 41%)2999(Top 26%)2999(Top 165%)
40K24.85 mi0.85 mi13409+1783902+913902+9110053(Top 38%)2690(Top 24%)2690(Top 148%)
25.2M25.20 mi0.35 mi13321+883867+353867+359369(Top 35%)2428(Top 21%)2428(Top 134%)
Finish26.22 mi1.02 mi13156+1653790+773790+779590(Top 36%)2520(Top 22%)2520(Top 139%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14734

Females

4523

F45-49

4523

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

15114

Females

4734

F45-49

4734

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14734

Females

4523

F45-49

4523

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

14093

Females

4156

F45-49

4156

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

14963

Females

4681

F45-49

4681

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

13370

Females

3854

F45-49

3854

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13128

Females

3832

F45-49

3832

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12428

Females

3545

F45-49

3545

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

10448

Females

2615

F45-49

2615

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

15326

Females

5328

F45-49

5328

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

11777

Females

3399

F45-49

3399

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

10820

Females

2999

F45-49

2999

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10053

Females

2690

F45-49

2690

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9369

Females

2428

F45-49

2428

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

9590

Females

2520

F45-49

2520

Passing Analysis

Category:
Athletes Passed
2829
Passed By
706
Net Change
+2123
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15279
5K → 10K361257+104#15279#15175
10K → 15K258106+152#15175#15023
15K → 20K32956+273#15023#14750
20K → Half2235-13#14750#14763
Half → 25K27640+236#14763#14527
25K → 30K32265+257#14527#14270
30K → 20M17020+150#14270#14120
20M → 21M2648+256#14120#13864
21M → 35K3478-44#13864#13908
35K → 23M17817+161#13908#13747
23M → 24M1677+160#13747#13587
24M → 40K1835+178#13587#13409
40K → 25.2M902+88#13409#13321
25.2M → Finish17510+165#13321#13156
TOTALS2829706+2123
📊

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