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BOSTON MARATHON 2023

Kristina Rivera

Bib: 14040•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 31%
Division (F18-39)
#0 / 4884
Top 49%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:28
Rank: #10117
Start → 5K
23:28 | 7:33/mi
10K· 6.21 mi
46:45
Rank: #10268 (-151)
5K → 10K
23:17 | 7:30/mi
15K· 9.32 mi
1:10:49
Rank: #10918 (-650)
10K → 15K
24:04 | 7:45/mi
20K· 12.43 mi
1:35:49
Rank: #11615 (-697)
15K → 20K
25:00 | 8:03/mi
Half· 13.11 mi
1:41:07
Rank: #11647 (-32)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:01:24
Rank: #12316 (-669)
Half → 25K
20:17 | 8:22/mi
30K· 18.64 mi
2:28:06
Rank: #12859 (-543)
25K → 30K
26:42 | 8:36/mi
20M
2:39:29
Rank: #12832 (+27)
30K → 20M
11:23 | 8:23/mi
21M
2:48:28
Rank: #12837 (-5)
20M → 21M
8:59 | 8:59/mi
35K· 21.75 mi
2:54:20
Rank: #12750 (+87)
21M → 35K
5:52 | 7:51/mi
23M
3:04:41
Rank: #12681 (+69)
35K → 23M
10:21 | 8:16/mi
24M
3:12:39
Rank: #12590 (+91)
23M → 24M
7:58 | 7:58/mi
40K· 24.85 mi
3:19:49
Rank: #12589 (+1)
24M → 40K
7:10 | 8:23/mi
25.2M
3:23:03
Rank: #12632 (-43)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:31:35
Rank: #12707 (-75)
25.2M → Finish
8:32 | 8:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:07
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:50:28
Pace8:26 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3523:287:3323:28
7:33
-
10K
6.21 mi11:15:5246:457:3123:17
7:30
-0:03
15K
9.32 mi11:39:561:10:497:3624:04
7:45
+0:15
20K
12.43 mi12:04:561:35:497:4325:00
8:03
+0:18
Half
13.11 mi12:10:141:41:077:435:18
7:46
-0:17
25K
15.53 mi12:30:312:01:247:4920:17
8:22
+0:36
30K
18.64 mi12:57:132:28:067:5726:42
8:36
+0:14
20M
20.00 mi13:08:362:39:297:5811:23
8:23
-0:13
21M
21.00 mi13:17:352:48:288:018:59
8:59
+0:36
35K
21.75 mi13:23:272:54:208:015:52
7:51
-1:08
23M
23.00 mi13:33:483:04:418:0210:21
8:16
+0:25
24M
24.00 mi13:41:463:12:398:027:58
7:58
-0:18
40K
24.85 mi13:48:563:19:498:027:10
8:23
+0:25
25.2M
25.20 mi13:52:103:23:038:033:14
9:23
+1:00
Finish
26.22 mi14:00:423:31:358:058:32
8:22
-1:01

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

7:30 /mi

Average Pace

8:05 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:57

43% of race

Time at Steady Pace

1:22:43

39% of race

Time at Slower Pace

38:55

18% of race

Average Pace: 8:04 /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 mi10:52:3523:287:3323:28
7:33
#10117
10K
6.21 mi11:15:5246:457:3123:17
7:30
#10268
15K
9.32 mi11:39:561:10:497:3624:04
7:45
#10918
20K
12.43 mi12:04:561:35:497:4325:00
8:03
#11615
Half
13.11 mi12:10:141:41:077:435:18
7:46
#11647
25K
15.53 mi12:30:312:01:247:4920:17
8:22
#12316
30K
18.64 mi12:57:132:28:067:5726:42
8:36
#12859
20M
20.00 mi13:08:362:39:297:5811:23
8:23
#12832
21M
21.00 mi13:17:352:48:288:018:59
8:59
#12837
35K
21.75 mi13:23:272:54:208:015:52
7:51
#12750
23M
23.00 mi13:33:483:04:418:0210:21
8:16
#12681
24M
24.00 mi13:41:463:12:398:027:58
7:58
#12590
40K
24.85 mi13:48:563:19:498:027:10
8:23
#12589
25.2M
25.20 mi13:52:103:23:038:033:14
9:23
#12632
Finish
26.22 mi14:00:423:31:358:058:32
8:22
#12707
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi101171921192112282(Top 46%)3069(Top 27%)3069(Top 63%)
10K6.21 mi3.10 mi10268-1511962-411962-4110413(Top 39%)2016(Top 18%)2016(Top 41%)
15K9.32 mi3.11 mi10918-6502292-3302292-33012282(Top 46%)3069(Top 27%)3069(Top 63%)
20K12.43 mi3.11 mi11615-6972691-3992691-39913814(Top 52%)3994(Top 35%)3994(Top 82%)
Half13.11 mi0.68 mi11647-322712-212712-2112522(Top 47%)3225(Top 28%)3225(Top 66%)
25K15.53 mi2.42 mi12316-6693125-4133125-41315359(Top 58%)5048(Top 44%)5048(Top 103%)
30K18.64 mi3.11 mi12859-5433468-3433468-34314886(Top 56%)4860(Top 43%)4860(Top 100%)
20M20.00 mi1.36 mi12832+273471-33471-312882(Top 48%)3792(Top 33%)3792(Top 78%)
21M21.00 mi1.00 mi12837-53496-253496-2513334(Top 50%)4121(Top 36%)4121(Top 84%)
35K21.75 mi0.75 mi12750+873459+373459+3711017(Top 41%)2894(Top 25%)2894(Top 59%)
23M23.00 mi1.25 mi12681+693439+203439+2011666(Top 44%)3340(Top 29%)3340(Top 68%)
24M24.00 mi1.00 mi12590+913405+343405+3411040(Top 41%)3113(Top 27%)3113(Top 64%)
40K24.85 mi0.85 mi12589+13424-193424-1912604(Top 47%)3996(Top 35%)3996(Top 82%)
25.2M25.20 mi0.35 mi12632-433463-393463-3914585(Top 55%)5051(Top 44%)5051(Top 103%)
Finish26.22 mi1.02 mi12707-753525-623525-6214573(Top 55%)5024(Top 44%)5024(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

12282

Females

3069

F18-39

3069

5K→10K

3.1 - 6.2 mi

Top 39%
×5stories
+79ft-138ft

Overall

10413

Females

2016

F18-39

2016

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

12282

Females

3069

F18-39

3069

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13814

Females

3994

F18-39

3994

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

12522

Females

3225

F18-39

3225

Half→25K

13.1 - 15.5 mi

Top 58%
×4stories
+66ft-88ft

Overall

15359

Females

5048

F18-39

5048

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14886

Females

4860

F18-39

4860

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12882

Females

3792

F18-39

3792

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13334

Females

4121

F18-39

4121

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

11017

Females

2894

F18-39

2894

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11666

Females

3340

F18-39

3340

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

11040

Females

3113

F18-39

3113

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12604

Females

3996

F18-39

3996

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14585

Females

5051

F18-39

5051

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14573

Females

5024

F18-39

5024

Passing Analysis

Category:
Athletes Passed
1086*
Passed By
3676
Net Change
-2590
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10117
5K → 10K242*393-151#10117#10268
10K → 15K42692-650#10268#10918
15K → 20K31728-697#10918#11615
20K → Half2052-32#11615#11647
Half → 25K26695-669#11647#12316
25K → 30K72615-543#12316#12859
30K → 20M10881+27#12859#12832
20M → 21M9499-5#12832#12837
21M → 35K10316+87#12837#12750
35K → 23M11344+69#12750#12681
23M → 24M12433+91#12681#12590
24M → 40K5049+1#12590#12589
40K → 25.2M2063-43#12589#12632
25.2M → Finish41116-75#12632#12707
TOTALS1086*3676-2590

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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