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BOSTON MARATHON 2025

Anastasiya Lobacheva

Bib: 14363•F

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
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
7:31/mi
23:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:40/mi
47:10
↑ 79↓ 1380.4%
15K· 9.32 mi
7:46/mi
1:11:19
↑ 67↓ 78
20K· 12.43 mi
8:05/mi
1:36:27
↑ 106↓ 860.1%
Half· 13.11 mi
7:59/mi
1:41:54
↑ 19↓ 370.5%
25K· 15.53 mi
8:30/mi
2:02:30
↑ 66↓ 880.2%
30K· 18.64 mi
9:24/mi
2:31:41
↑ 181↓ 1480.2%
20M
9:58/mi
2:45:13
↑ 64↓ 500.2%
21M
10:01/mi
2:55:14
↑ 106↓ 241.6%
35K· 21.75 mi
9:33/mi
3:02:23
↑ 17↓ 861.7%
23M
10:01/mi
3:14:56
↑ 23↓ 630.6%
24M
10:12/mi
3:25:08
↓ 821.3%
40K· 24.85 mi
10:02/mi
3:33:43
↓ 200.3%
25.2M
10:47/mi
3:37:26
↑ 13↓ 160.2%
Finish· 26.22 mi
8:37/mi
3:46:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:54
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time2:04:19
Pace9:29 /mi
📊Positive Split: 22.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2123:217:3123:21
7:31
-
10K
6.21 mi11:18:1047:107:3523:49
7:40
+0:09
15K
9.32 mi11:42:191:11:197:3924:09
7:46
+0:06
20K
12.43 mi12:07:271:36:277:4625:08
8:05
+0:19
Half
13.11 mi12:12:541:41:547:465:27
7:59
-0:06
25K
15.53 mi12:33:302:02:307:5320:36
8:30
+0:31
30K
18.64 mi13:02:412:31:418:0829:11
9:24
+0:54
20M
20.00 mi13:16:132:45:138:1613:32
9:58
+0:34
21M
21.00 mi13:26:142:55:148:2110:01
10:01
+0:03
35K
21.75 mi13:33:233:02:238:237:09
9:33
-0:28
23M
23.00 mi13:45:563:14:568:2912:33
10:01
+0:28
24M
24.00 mi13:56:083:25:088:3310:12
10:12
+0:11
40K
24.85 mi14:04:433:33:438:368:35
10:02
-0:10
25.2M
25.20 mi14:08:263:37:268:383:43
10:47
+0:45
Finish
26.22 mi14:17:133:46:138:388:47
8:37
-2:10

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

7:31 /mi

Average Pace

8:38 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:17

58% of race

Time at Steady Pace

36:20

16% of race

Time at Slower Pace

58:36

26% of race

Average Pace: 8:38 /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 mi10:54:2123:217:3123:21
7:31
#12398
10K
6.21 mi11:18:1047:107:3523:49
7:40
#12968
15K
9.32 mi11:42:191:11:197:3924:09
7:46
#13337
20K
12.43 mi12:07:271:36:277:4625:08
8:05
#13913
Half
13.11 mi12:12:541:41:547:465:27
7:59
#14024
25K
15.53 mi12:33:302:02:307:5320:36
8:30
#14603
30K
18.64 mi13:02:412:31:418:0829:11
9:24
#15796
20M
20.00 mi13:16:132:45:138:1613:32
9:58
#16265
21M
21.00 mi13:26:142:55:148:2110:01
10:01
#16355
35K
21.75 mi13:33:233:02:238:237:09
9:33
#16529
23M
23.00 mi13:45:563:14:568:2912:33
10:01
#16854
24M
24.00 mi13:56:083:25:088:3310:12
10:12
#17203
40K
24.85 mi14:04:433:33:438:368:35
10:02
#17404
25.2M
25.20 mi14:08:263:37:268:383:43
10:47
#17464
Finish
26.22 mi14:17:133:46:138:388:47
8:37
#17430
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123983018301814160(Top 50%)4117(Top 34%)4117(Top 75%)
10K6.21 mi3.10 mi12968-5703321-3033321-30313612(Top 48%)3734(Top 31%)3734(Top 68%)
15K9.32 mi3.11 mi13337-3693598-2773598-27714160(Top 50%)4117(Top 34%)4117(Top 75%)
20K12.43 mi3.11 mi13913-5763959-3613959-36115592(Top 55%)4968(Top 41%)4968(Top 91%)
Half13.11 mi0.68 mi14024-1114016-574016-5715898(Top 56%)5133(Top 42%)5133(Top 94%)
25K15.53 mi2.42 mi14603-5794394-3784394-37817196(Top 61%)5973(Top 49%)5973(Top 109%)
30K18.64 mi3.11 mi15796-11935107-7135107-71319506(Top 69%)7392(Top 60%)7392(Top 135%)
20M20.00 mi1.36 mi16265-4695413-3065413-30620804(Top 73%)8250(Top 67%)8250(Top 151%)
21M21.00 mi1.00 mi16355-905501-885501-8818368(Top 65%)6986(Top 57%)6986(Top 128%)
35K21.75 mi0.75 mi16529-1745622-1215622-12120532(Top 72%)8250(Top 67%)8250(Top 151%)
23M23.00 mi1.25 mi16854-3255846-2245846-22420573(Top 72%)8333(Top 68%)8333(Top 152%)
24M24.00 mi1.00 mi17203-3496079-2336079-23321943(Top 77%)9099(Top 74%)9099(Top 166%)
40K24.85 mi0.85 mi17404-2016216-1376216-13720569(Top 72%)8437(Top 69%)8437(Top 154%)
25.2M25.20 mi0.35 mi17464-606266-506266-5019974(Top 70%)8135(Top 67%)8135(Top 149%)
Finish26.22 mi1.02 mi17430+346274-86274-816983(Top 60%)6551(Top 54%)6551(Top 120%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

14160

Females

4117

F18-39

4117

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

13612

Females

3734

F18-39

3734

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

14160

Females

4117

F18-39

4117

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

15592

Females

4968

F18-39

4968

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

15898

Females

5133

F18-39

5133

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

17196

Females

5973

F18-39

5973

25K→30K

15.5 - 18.6 mi

Top 69%
×9story building
+181ft-148ft

Overall

19506

Females

7392

F18-39

7392

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

20804

Females

8250

F18-39

8250

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

18368

Females

6986

F18-39

6986

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

20532

Females

8250

F18-39

8250

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

20573

Females

8333

F18-39

8333

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

21943

Females

9099

F18-39

9099

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20569

Females

8437

F18-39

8437

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19974

Females

8135

F18-39

8135

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2story building
+22ft-21ft

Overall

16983

Females

6551

F18-39

6551

Passing Analysis

Category:
Athletes Passed
726
Passed By
5758
Net Change
-5032
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12398
5K → 10K91661-570#12398#12968
10K → 15K102471-369#12968#13337
15K → 20K85661-576#13337#13913
20K → Half10121-111#13913#14024
Half → 25K58637-579#14024#14603
25K → 30K511244-1193#14603#15796
30K → 20M30499-469#15796#16265
20M → 21M81171-90#16265#16355
21M → 35K32206-174#16355#16529
35K → 23M42367-325#16529#16854
23M → 24M23372-349#16854#17203
24M → 40K28229-201#17203#17404
40K → 25.2M1474-60#17404#17464
25.2M → Finish7945+34#17464#17430
TOTALS7265758-5032
📊

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