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BOSTON MARATHON 2023

Kristin Robinson

Bib: 15406 F DE

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 38%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:00/mi
21:46
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:21/mi
44:35
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:33/mi
1:08:03
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:51/mi
1:32:27
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:50/mi
1:37:48
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:12/mi
1:57:41
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:39/mi
2:24:34
↑ 181↓ 1480.2%
138 ft elev
20M
9:05/mi
2:36:55
↑ 64↓ 500.2%
148 ft elev
21M
10:23/mi
2:47:18
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:07/mi
2:54:07
↑ 17↓ 861.7%
156 ft elev
23M
9:33/mi
3:06:05
↑ 23↓ 630.6%
116 ft elev
24M
9:27/mi
3:15:32
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:30/mi
3:23:39
↓ 200.3%
20 ft elev
25.2M
11:04/mi
3:27:28
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:06/mi
3:36:44
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:48
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:58:56
Pace9:04 /mi
📊Positive Split: 21.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:0221:467:0021:46
7:00
-
10K
6.21 mi11:09:5144:357:1022:49
7:21
+0:21
15K
9.32 mi11:33:191:08:037:1823:28
7:33
+0:12
20K
12.43 mi11:57:431:32:277:2624:24
7:51
+0:18
Half
13.11 mi12:03:041:37:487:285:21
7:50
-0:01
25K
15.53 mi12:22:571:57:417:3519:53
8:12
+0:22
30K
18.64 mi12:49:502:24:347:4526:53
8:39
+0:27
20M
20.00 mi13:02:112:36:557:5112:21
9:05
+0:26
21M
21.00 mi13:12:342:47:187:5810:23
10:23
+1:18
35K
21.75 mi13:19:232:54:078:006:49
9:07
-1:16
23M
23.00 mi13:31:213:06:058:0511:58
9:33
+0:26
24M
24.00 mi13:40:483:15:328:099:27
9:27
-0:06
40K
24.85 mi13:48:553:23:398:128:07
9:30
+0:03
25.2M
25.20 mi13:52:443:27:288:143:49
11:04
+1:34
Finish
26.22 mi14:02:003:36:448:169:16
9:06
-1:58

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

7:00 /mi

Average Pace

8:16 /mi

Slowest Pace

11:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:41

54% of race

Time at Steady Pace

1:24:51

39% of race

Time at Slower Pace

14:12

7% of race

Average Pace: 8:16 /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 mi10:47:0221:467:0021:46
7:00
#6297
10K
6.21 mi11:09:5144:357:1022:49
7:21
#7606
15K
9.32 mi11:33:191:08:037:1823:28
7:33
#8480
20K
12.43 mi11:57:431:32:277:2624:24
7:51
#9323
Half
13.11 mi12:03:041:37:487:285:21
7:50
#9518
25K
15.53 mi12:22:571:57:417:3519:53
8:12
#10277
30K
18.64 mi12:49:502:24:347:4526:53
8:39
#11215
20M
20.00 mi13:02:112:36:557:5112:21
9:05
#11763
21M
21.00 mi13:12:342:47:187:5810:23
10:23
#12385
35K
21.75 mi13:19:232:54:078:006:49
9:07
#12673
23M
23.00 mi13:31:213:06:058:0511:58
9:33
#13128
24M
24.00 mi13:40:483:15:328:099:27
9:27
#13479
40K
24.85 mi13:48:553:23:398:128:07
9:30
#13725
25.2M
25.20 mi13:52:443:27:288:143:49
11:04
#13891
Finish
26.22 mi14:02:003:36:448:169:16
9:06
#14116
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi629755555510630(Top 40%)2155(Top 19%)2155(Top 44%)
10K6.21 mi3.10 mi7606-1309887-332887-3329203(Top 35%)1502(Top 13%)1502(Top 31%)
15K9.32 mi3.11 mi8480-8741214-3271214-32710630(Top 40%)2155(Top 19%)2155(Top 44%)
20K12.43 mi3.11 mi9323-8431569-3551569-35512218(Top 46%)3100(Top 27%)3100(Top 63%)
Half13.11 mi0.68 mi9518-1951639-701639-7013200(Top 50%)3634(Top 32%)3634(Top 74%)
25K15.53 mi2.42 mi10277-7591985-3461985-34614247(Top 54%)4361(Top 38%)4361(Top 89%)
30K18.64 mi3.11 mi11215-9382542-5572542-55715238(Top 57%)5076(Top 44%)5076(Top 104%)
20M20.00 mi1.36 mi11763-5482861-3192861-31916990(Top 64%)6150(Top 54%)6150(Top 126%)
21M21.00 mi1.00 mi12385-6223223-3623223-36219224(Top 72%)7472(Top 65%)7472(Top 153%)
35K21.75 mi0.75 mi12673-2883414-1913414-19118384(Top 69%)7034(Top 62%)7034(Top 144%)
23M23.00 mi1.25 mi13128-4553693-2793693-27918547(Top 70%)7146(Top 63%)7146(Top 146%)
24M24.00 mi1.00 mi13479-3513930-2373930-23719042(Top 72%)7462(Top 65%)7462(Top 153%)
40K24.85 mi0.85 mi13725-2464098-1684098-16818306(Top 69%)7098(Top 62%)7098(Top 145%)
25.2M25.20 mi0.35 mi13891-1664218-1204218-12020611(Top 77%)8372(Top 73%)8372(Top 171%)
Finish26.22 mi1.02 mi14116-2254369-1514369-15118435(Top 69%)7131(Top 62%)7131(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10630

Females

2155

F18-39

2155

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

9203

Females

1502

F18-39

1502

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10630

Females

2155

F18-39

2155

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12218

Females

3100

F18-39

3100

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

13200

Females

3634

F18-39

3634

Half→25K

13.1 - 15.5 mi

Top 54%
×4story building
+66ft-88ft

Overall

14247

Females

4361

F18-39

4361

25K→30K

15.5 - 18.6 mi

Top 57%
×9story building
+181ft-148ft

Overall

15238

Females

5076

F18-39

5076

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

16990

Females

6150

F18-39

6150

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

19224

Females

7472

F18-39

7472

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

18384

Females

7034

F18-39

7034

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

18547

Females

7146

F18-39

7146

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

19042

Females

7462

F18-39

7462

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18306

Females

7098

F18-39

7098

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20611

Females

8372

F18-39

8372

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

18435

Females

7131

F18-39

7131

Passing Analysis

Category:
Athletes Passed
199
Passed By
8016
Net Change
-7819
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6297
5K → 10K71316-1309#6297#7606
10K → 15K13887-874#7606#8480
15K → 20K16859-843#8480#9323
20K → Half2197-195#9323#9518
Half → 25K24781-759#9518#10277
25K → 30K32970-938#10277#11215
30K → 20M15563-548#11215#11763
20M → 21M8630-622#11763#12385
21M → 35K12300-288#12385#12673
35K → 23M13468-455#12673#13128
23M → 24M14365-351#13128#13479
24M → 40K18264-246#13479#13725
40K → 25.2M4170-166#13725#13891
25.2M → Finish21246-225#13891#14116
TOTALS1998016-7819
📊

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