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BOSTON MARATHON 2025

Ariunaa Batbayar

Bib: 20791•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 27%
Masters (Masters Women)
#0 / 6759
Top 12%
Division (F40-44)
#0 / 1718
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ 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
7:33/mi
23:27
↑ 97↓ 3451.5%
10K· 6.21 mi
7:29/mi
46:41
↑ 79↓ 1380.4%
15K· 9.32 mi
7:34/mi
1:10:12
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:34:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:26/mi
1:39:13
↑ 19↓ 370.5%
25K· 15.53 mi
7:56/mi
1:58:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:15/mi
2:24:04
↑ 181↓ 1480.2%
20M
8:10/mi
2:35:10
↑ 64↓ 500.2%
21M
8:51/mi
2:44:01
↑ 106↓ 241.6%
35K· 21.75 mi
7:49/mi
2:49:52
↑ 17↓ 861.7%
23M
8:10/mi
3:00:06
↑ 23↓ 630.6%
24M
7:52/mi
3:07:58
↓ 821.3%
40K· 24.85 mi
8:10/mi
3:14:57
↓ 200.3%
25.2M
8:54/mi
3:18:01
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:26:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:13
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:46:50
Pace8:09 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:3323:277:3323:27
7:33
-
10K
6.21 mi11:38:4746:417:3123:14
7:29
-0:04
15K
9.32 mi12:02:181:10:127:3223:31
7:34
+0:05
20K
12.43 mi12:26:151:34:097:3523:57
7:43
+0:09
Half
13.11 mi12:31:191:39:137:345:04
7:26
-0:17
25K
15.53 mi12:50:321:58:267:3719:13
7:56
+0:30
30K
18.64 mi13:16:102:24:047:4425:38
8:15
+0:19
20M
20.00 mi13:27:162:35:107:4511:06
8:10
-0:05
21M
21.00 mi13:36:072:44:017:498:51
8:51
+0:41
35K
21.75 mi13:41:582:49:527:495:51
7:49
-1:02
23M
23.00 mi13:52:123:00:067:5010:14
8:10
+0:21
24M
24.00 mi14:00:043:07:587:507:52
7:52
-0:18
40K
24.85 mi14:07:033:14:577:516:59
8:10
+0:18
25.2M
25.20 mi14:10:073:18:017:513:04
8:54
+0:44
Finish
26.22 mi14:18:093:26:037:528:02
7:53
-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

7:26 /mi

Average Pace

7:52 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:30

82% of race

Time at Steady Pace

25:38

12% of race

Time at Slower Pace

11:55

6% of race

Average Pace: 7:52 /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 mi11:15:3323:277:3323:27
7:33
#12662
10K
6.21 mi11:38:4746:417:3123:14
7:29
#12258
15K
9.32 mi12:02:181:10:127:3223:31
7:34
#12261
20K
12.43 mi12:26:151:34:097:3523:57
7:43
#12294
Half
13.11 mi12:31:191:39:137:345:04
7:26
#12240
25K
15.53 mi12:50:321:58:267:3719:13
7:56
#12392
30K
18.64 mi13:16:102:24:047:4425:38
8:15
#12498
20M
20.00 mi13:27:162:35:107:4511:06
8:10
#12396
21M
21.00 mi13:36:072:44:017:498:51
8:51
#12390
35K
21.75 mi13:41:582:49:527:495:51
7:49
#12312
23M
23.00 mi13:52:123:00:067:5010:14
8:10
#12214
24M
24.00 mi14:00:043:07:587:507:52
7:52
#12102
40K
24.85 mi14:07:033:14:577:516:59
8:10
#12055
25.2M
25.20 mi14:10:073:18:017:513:04
8:54
#12020
Finish
26.22 mi14:18:093:26:037:528:02
7:53
#12015
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi126623142314212343(Top 43%)3085(Top 25%)3085(Top 180%)
10K6.21 mi3.10 mi12258+4042943+1992943+19911924(Top 42%)2776(Top 23%)2776(Top 162%)
15K9.32 mi3.11 mi12261-32980-372980-3712343(Top 43%)3085(Top 25%)3085(Top 180%)
20K12.43 mi3.11 mi12294-333027-473027-4712508(Top 44%)3278(Top 27%)3278(Top 191%)
Half13.11 mi0.68 mi12240+543009+183009+1811199(Top 39%)2540(Top 21%)2540(Top 148%)
25K15.53 mi2.42 mi12392-1523130-1213130-12113306(Top 47%)3828(Top 31%)3828(Top 223%)
30K18.64 mi3.11 mi12498-1063269-1393269-13913174(Top 46%)3931(Top 32%)3931(Top 229%)
20M20.00 mi1.36 mi12396+1023251+183251+1811621(Top 41%)3243(Top 27%)3243(Top 189%)
21M21.00 mi1.00 mi12390+63284-333284-3312624(Top 44%)3934(Top 32%)3934(Top 229%)
35K21.75 mi0.75 mi12312+783269+153269+1511020(Top 39%)3118(Top 25%)3118(Top 181%)
23M23.00 mi1.25 mi12214+983249+203249+2011218(Top 39%)3335(Top 27%)3335(Top 194%)
24M24.00 mi1.00 mi12102+1123224+253224+2510353(Top 36%)2975(Top 24%)2975(Top 173%)
40K24.85 mi0.85 mi12055+473238-143238-1411390(Top 40%)3599(Top 29%)3599(Top 209%)
25.2M25.20 mi0.35 mi12020+353234+43234+411245(Top 40%)3619(Top 30%)3619(Top 211%)
Finish26.22 mi1.02 mi12015+53254-203254-2012076(Top 43%)3964(Top 32%)3964(Top 231%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

12343

Females

3085

F40-44

3085

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11924

Females

2776

F40-44

2776

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

12343

Females

3085

F40-44

3085

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

12508

Females

3278

F40-44

3278

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

11199

Females

2540

F40-44

2540

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

13306

Females

3828

F40-44

3828

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

13174

Females

3931

F40-44

3931

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

11621

Females

3243

F40-44

3243

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

12624

Females

3934

F40-44

3934

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

11020

Females

3118

F40-44

3118

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

11218

Females

3335

F40-44

3335

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

10353

Females

2975

F40-44

2975

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11390

Females

3599

F40-44

3599

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11245

Females

3619

F40-44

3619

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

12076

Females

3964

F40-44

3964

Passing Analysis

Category:
Athletes Passed
2144
Passed By
1497
Net Change
+647
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12662
5K → 10K530126+404#12662#12258
10K → 15K186189-3#12258#12261
15K → 20K172205-33#12261#12294
20K → Half617+54#12294#12240
Half → 25K115267-152#12240#12392
25K → 30K204310-106#12392#12498
30K → 20M16462+102#12498#12396
20M → 21M10397+6#12396#12390
21M → 35K10224+78#12390#12312
35K → 23M15153+98#12312#12214
23M → 24M13422+112#12214#12102
24M → 40K9649+47#12102#12055
40K → 25.2M5520+35#12055#12020
25.2M → Finish7166+5#12020#12015
TOTALS21441497+647
📊

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