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BOSTON MARATHON 2023

Justine Uran

Bib: 17449•F

MN

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

Start
0:00:00
Race begins
5K· 3.11 mi
24:21
Rank: #12747
Start → 5K
24:21 | 7:50/mi
10K· 6.21 mi
48:33
Rank: #12832 (-85)
5K → 10K
24:12 | 7:47/mi
15K· 9.32 mi
1:12:40
Rank: #12654 (+178)
10K → 15K
24:07 | 7:46/mi
20K· 12.43 mi
1:37:58
Rank: #13162 (-508)
15K → 20K
25:18 | 8:09/mi
Half· 13.11 mi
1:43:41
Rank: #13390 (-228)
20K → Half
5:43 | 8:23/mi
25K· 15.53 mi
2:04:12
Rank: #13836 (-446)
Half → 25K
20:31 | 8:28/mi
30K· 18.64 mi
2:30:51
Rank: #14046 (-210)
25K → 30K
26:39 | 8:35/mi
20M
2:42:24
Rank: #14007 (+39)
30K → 20M
11:33 | 8:30/mi
21M
2:51:41
Rank: #14029 (-22)
20M → 21M
9:17 | 9:17/mi
35K· 21.75 mi
2:57:53
Rank: #14010 (+19)
21M → 35K
6:12 | 8:17/mi
23M
3:08:49
Rank: #14024 (-14)
35K → 23M
10:56 | 8:44/mi
24M
3:17:26
Rank: #14073 (-49)
23M → 24M
8:37 | 8:37/mi
40K· 24.85 mi
3:24:39
Rank: #14007 (+66)
24M → 40K
7:13 | 8:26/mi
25.2M
3:27:52
Rank: #14009 (-2)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:36:34
Rank: #14073 (-64)
25.2M → Finish
8:42 | 8:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:41
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:52:53
Pace8:37 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:5424:217:5024:21
7:50
-
10K
6.21 mi11:39:0648:337:4924:12
7:47
-0:03
15K
9.32 mi12:03:131:12:407:4824:07
7:46
-0:01
20K
12.43 mi12:28:311:37:587:5325:18
8:09
+0:23
Half
13.11 mi12:34:141:43:417:555:43
8:23
+0:14
25K
15.53 mi12:54:452:04:128:0020:31
8:28
+0:05
30K
18.64 mi13:21:242:30:518:0626:39
8:35
+0:07
20M
20.00 mi13:32:572:42:248:0711:33
8:30
-0:05
21M
21.00 mi13:42:142:51:418:119:17
9:17
+0:47
35K
21.75 mi13:48:262:57:538:116:12
8:17
-1:00
23M
23.00 mi13:59:223:08:498:1310:56
8:44
+0:27
24M
24.00 mi14:07:593:17:268:148:37
8:37
-0:07
40K
24.85 mi14:15:123:24:398:147:13
8:26
-0:11
25.2M
25.20 mi14:18:253:27:528:153:13
9:20
+0:54
Finish
26.22 mi14:27:073:36:348:168:42
8:32
-0:48

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

7:46 /mi

Average Pace

8:16 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:58

45% of race

Time at Steady Pace

1:35:10

44% of race

Time at Slower Pace

23:26

11% 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 mi11:14:5424:217:5024:21
7:50
#12747
10K
6.21 mi11:39:0648:337:4924:12
7:47
#12832
15K
9.32 mi12:03:131:12:407:4824:07
7:46
#12654
20K
12.43 mi12:28:311:37:587:5325:18
8:09
#13162
Half
13.11 mi12:34:141:43:417:555:43
8:23
#13390
25K
15.53 mi12:54:452:04:128:0020:31
8:28
#13836
30K
18.64 mi13:21:242:30:518:0626:39
8:35
#14046
20M
20.00 mi13:32:572:42:248:0711:33
8:30
#14007
21M
21.00 mi13:42:142:51:418:119:17
9:17
#14029
35K
21.75 mi13:48:262:57:538:116:12
8:17
#14010
23M
23.00 mi13:59:223:08:498:1310:56
8:44
#14024
24M
24.00 mi14:07:593:17:268:148:37
8:37
#14073
40K
24.85 mi14:15:123:24:398:147:13
8:26
#14007
25.2M
25.20 mi14:18:253:27:528:153:13
9:20
#14009
Finish
26.22 mi14:27:073:36:348:168:42
8:32
#14073
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi127473304330412420(Top 47%)3147(Top 28%)3147(Top 64%)
10K6.21 mi3.10 mi12832-853338-343338-3413042(Top 49%)3453(Top 30%)3453(Top 71%)
15K9.32 mi3.11 mi12654+1783260+783260+7812420(Top 47%)3147(Top 28%)3147(Top 64%)
20K12.43 mi3.11 mi13162-5083587-3273587-32714554(Top 55%)4434(Top 39%)4434(Top 91%)
Half13.11 mi0.68 mi13390-2283717-1303717-13017005(Top 64%)5884(Top 52%)5884(Top 120%)
25K15.53 mi2.42 mi13836-4464014-2974014-29715976(Top 60%)5427(Top 48%)5427(Top 111%)
30K18.64 mi3.11 mi14046-2104175-1614175-16114784(Top 56%)4802(Top 42%)4802(Top 98%)
20M20.00 mi1.36 mi14007+394171+44171+413643(Top 51%)4203(Top 37%)4203(Top 86%)
21M21.00 mi1.00 mi14029-224201-304201-3014907(Top 56%)4996(Top 44%)4996(Top 102%)
35K21.75 mi0.75 mi14010+194207-64207-614047(Top 53%)4583(Top 40%)4583(Top 94%)
23M23.00 mi1.25 mi14024-144241-344241-3414597(Top 55%)4950(Top 43%)4950(Top 101%)
24M24.00 mi1.00 mi14073-494296-554296-5515169(Top 57%)5320(Top 47%)5320(Top 109%)
40K24.85 mi0.85 mi14007+664275+214275+2113005(Top 49%)4209(Top 37%)4209(Top 86%)
25.2M25.20 mi0.35 mi14009-24285-104285-1014367(Top 54%)4937(Top 43%)4937(Top 101%)
Finish26.22 mi1.02 mi14073-644346-614346-6115641(Top 59%)5609(Top 49%)5609(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12420

Females

3147

F18-39

3147

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13042

Females

3453

F18-39

3453

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12420

Females

3147

F18-39

3147

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14554

Females

4434

F18-39

4434

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

17005

Females

5884

F18-39

5884

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

15976

Females

5427

F18-39

5427

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14784

Females

4802

F18-39

4802

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13643

Females

4203

F18-39

4203

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14907

Females

4996

F18-39

4996

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

14047

Females

4583

F18-39

4583

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

14597

Females

4950

F18-39

4950

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

15169

Females

5320

F18-39

5320

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13005

Females

4209

F18-39

4209

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14367

Females

4937

F18-39

4937

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15641

Females

5609

F18-39

5609

Passing Analysis

Category:
Athletes Passed
1368
Passed By
2694
Net Change
-1326
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12747
5K → 10K261346-85#12747#12832
10K → 15K305127+178#12832#12654
15K → 20K64572-508#12654#13162
20K → Half4232-228#13162#13390
Half → 25K44490-446#13390#13836
25K → 30K128338-210#13836#14046
30K → 20M11576+39#14046#14007
20M → 21M84106-22#14007#14029
21M → 35K5435+19#14029#14010
35K → 23M8296-14#14010#14024
23M → 24M51100-49#14024#14073
24M → 40K9832+66#14073#14007
40K → 25.2M3234-2#14007#14009
25.2M → Finish46110-64#14009#14073
TOTALS13682694-1326
📊

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