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BOSTON MARATHON 2023

Patricia Kim

Bib: 22625•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
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
9:11/mi
28:31
↑ 97↓ 3451.5%
10K· 6.21 mi
8:51/mi
56:01
↑ 79↓ 1380.4%
15K· 9.32 mi
8:55/mi
1:23:43
↑ 67↓ 78
20K· 12.43 mi
9:15/mi
1:52:27
↑ 106↓ 860.1%
Half· 13.11 mi
8:54/mi
1:58:31
↑ 19↓ 370.5%
25K· 15.53 mi
9:41/mi
2:22:00
↑ 66↓ 880.2%
30K· 18.64 mi
9:39/mi
2:51:58
↑ 181↓ 1480.2%
20M
9:43/mi
3:05:10
↑ 64↓ 500.2%
21M
10:49/mi
3:15:59
↑ 106↓ 241.6%
35K· 21.75 mi
10:40/mi
3:23:58
↑ 17↓ 861.7%
23M
11:43/mi
3:38:38
↑ 23↓ 630.6%
24M
11:22/mi
3:50:00
↓ 821.3%
40K· 24.85 mi
10:51/mi
3:59:17
↓ 200.3%
25.2M
11:48/mi
4:03:21
↑ 13↓ 160.2%
Finish· 26.22 mi
10:04/mi
4:13:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:31
Pace9:02 /mi
2nd Half
Distance13.11 mi
Time2:15:05
Pace10:18 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4128:319:1128:31
9:11
-
10K
6.21 mi11:50:1156:019:0127:30
8:51
-0:20
15K
9.32 mi12:17:531:23:438:5927:42
8:55
+0:04
20K
12.43 mi12:46:371:52:279:0328:44
9:15
+0:20
Half
13.11 mi12:52:411:58:319:026:04
8:54
-0:21
25K
15.53 mi13:16:102:22:009:0823:29
9:41
+0:47
30K
18.64 mi13:46:082:51:589:1429:58
9:39
-0:02
20M
20.00 mi13:59:203:05:109:1513:12
9:43
+0:04
21M
21.00 mi14:10:093:15:599:2010:49
10:49
+1:06
35K
21.75 mi14:18:083:23:589:237:59
10:40
-0:09
23M
23.00 mi14:32:483:38:389:3014:40
11:43
+1:03
24M
24.00 mi14:44:103:50:009:3511:22
11:22
-0:21
40K
24.85 mi14:53:273:59:179:389:17
10:51
-0:31
25.2M
25.20 mi14:57:314:03:219:394:04
11:48
+0:57
Finish
26.22 mi15:07:464:13:369:4110:15
10:04
-1:44

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

8:51 /mi

Average Pace

9:41 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:47

35% of race

Time at Steady Pace

1:45:38

42% of race

Time at Slower Pace

58:11

23% of race

Average Pace: 9:40 /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 mi11:22:4128:319:1128:31
9:11
#21156
10K
6.21 mi11:50:1156:019:0127:30
8:51
#20702
15K
9.32 mi12:17:531:23:438:5927:42
8:55
#20493
20K
12.43 mi12:46:371:52:279:0328:44
9:15
#20577
Half
13.11 mi12:52:411:58:319:026:04
8:54
#20538
25K
15.53 mi13:16:102:22:009:0823:29
9:41
#20724
30K
18.64 mi13:46:082:51:589:1429:58
9:39
#20546
20M
20.00 mi13:59:203:05:109:1513:12
9:43
#20471
21M
21.00 mi14:10:093:15:599:2010:49
10:49
#20457
35K
21.75 mi14:18:083:23:589:237:59
10:40
#20558
23M
23.00 mi14:32:483:38:389:3014:40
11:43
#20820
24M
24.00 mi14:44:103:50:009:3511:22
11:22
#20995
40K
24.85 mi14:53:273:59:179:389:17
10:51
#21044
25.2M
25.20 mi14:57:314:03:219:394:04
11:48
#21073
Finish
26.22 mi15:07:464:13:369:4110:15
10:04
#21107
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi211568453845320124(Top 76%)7747(Top 68%)7747(Top 426%)
10K6.21 mi3.10 mi20702+4548149+3048149+30420195(Top 76%)7818(Top 68%)7818(Top 430%)
15K9.32 mi3.11 mi20493+2098013+1368013+13620124(Top 76%)7747(Top 68%)7747(Top 426%)
20K12.43 mi3.11 mi20577-848040-278040-2720786(Top 78%)8108(Top 71%)8108(Top 446%)
Half13.11 mi0.68 mi20538+398014+268014+2620000(Top 75%)7673(Top 67%)7673(Top 422%)
25K15.53 mi2.42 mi20724-1868110-968110-9621414(Top 80%)8509(Top 74%)8509(Top 468%)
30K18.64 mi3.11 mi20546+1788032+788032+7819963(Top 75%)7747(Top 68%)7747(Top 426%)
20M20.00 mi1.36 mi20471+758003+298003+2919609(Top 74%)7645(Top 67%)7645(Top 421%)
21M21.00 mi1.00 mi20457+148003800320426(Top 77%)8161(Top 71%)8161(Top 449%)
35K21.75 mi0.75 mi20558-1018068-658068-6522704(Top 85%)9422(Top 82%)9422(Top 519%)
23M23.00 mi1.25 mi20820-2628232-1648232-16423597(Top 89%)9902(Top 87%)9902(Top 545%)
24M24.00 mi1.00 mi20995-1758343-1118343-11123687(Top 89%)9991(Top 87%)9991(Top 550%)
40K24.85 mi0.85 mi21044-498385-428385-4222061(Top 83%)9176(Top 80%)9176(Top 505%)
25.2M25.20 mi0.35 mi21073-298403-188403-1822138(Top 83%)9197(Top 81%)9197(Top 506%)
Finish26.22 mi1.02 mi21107-348431-288431-2821928(Top 82%)9079(Top 79%)9079(Top 500%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

20124

Females

7747

F45-49

7747

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

20195

Females

7818

F45-49

7818

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

20124

Females

7747

F45-49

7747

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

20786

Females

8108

F45-49

8108

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

20000

Females

7673

F45-49

7673

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21414

Females

8509

F45-49

8509

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

19963

Females

7747

F45-49

7747

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

19609

Females

7645

F45-49

7645

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

20426

Females

8161

F45-49

8161

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22704

Females

9422

F45-49

9422

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

23597

Females

9902

F45-49

9902

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

23687

Females

9991

F45-49

9991

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22061

Females

9176

F45-49

9176

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22138

Females

9197

F45-49

9197

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21928

Females

9079

F45-49

9079

Passing Analysis

Category:
Athletes Passed
1650
Passed By
1601
Net Change
+49
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21156
5K → 10K582128+454#21156#20702
10K → 15K29889+209#20702#20493
15K → 20K132216-84#20493#20577
20K → Half5011+39#20577#20538
Half → 25K48234-186#20538#20724
25K → 30K23557+178#20724#20546
30K → 20M10934+75#20546#20471
20M → 21M8066+14#20471#20457
21M → 35K25126-101#20457#20558
35K → 23M15277-262#20558#20820
23M → 24M13188-175#20820#20995
24M → 40K2574-49#20995#21044
40K → 25.2M938-29#21044#21073
25.2M → Finish2963-34#21073#21107
TOTALS16501601+49
📊

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