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BOSTON MARATHON 2025

Miranda Ross

MA

Bib: 10603 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 27%
Division (F18-39)
#0 / 5469
Top 45%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:33/mi
23:28
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:36/mi
47:05
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:43/mi
1:11:02
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:37/mi
1:34:42
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:24/mi
1:39:45
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:29/mi
1:57:54
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:56/mi
2:22:34
↑ 181↓ 1480.2%
138 ft elev
20M
8:09/mi
2:33:39
↑ 64↓ 500.2%
148 ft elev
21M
8:35/mi
2:42:14
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:19/mi
2:48:27
↑ 17↓ 861.7%
156 ft elev
23M
8:36/mi
2:59:13
↑ 23↓ 630.6%
116 ft elev
24M
8:33/mi
3:07:46
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:30/mi
3:15:02
↓ 200.3%
20 ft elev
25.2M
8:59/mi
3:18:08
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:52/mi
3:26:09
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:39:457:37 /mi⚡ faster
2nd Half
1:46:248:07 /mi+6.7%
Positive split — 6.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:287:333.11 mi23:28
7:33
-
10K
47:057:353.10 mi23:37
7:36
+0:03
15K
1:11:027:373.11 mi23:57
7:43
+0:07
20K
1:34:427:373.11 mi23:40
7:37
-0:06
Half(13.11 mi)
1:39:457:370.68 mi5:03
7:24
-0:13
25K
1:57:547:352.42 mi18:09
7:29
+0:05
30K
2:22:347:393.11 mi24:40
7:56
+0:27
20M
2:33:397:411.36 mi11:05
8:09
+0:13
21M
2:42:147:441.00 mi8:35
8:35
+0:26
35K
2:48:277:450.75 mi6:13
8:19
-0:16
23M
2:59:137:481.25 mi10:46
8:36
+0:17
24M
3:07:467:491.00 mi8:33
8:33
-0:03
40K
3:15:027:510.85 mi7:16
8:30
-0:03
25.2M
3:18:087:520.35 mi3:06
8:59
+0:29
Finish(26.22 mi)
3:26:097:521.02 mi8:01
7:52
-1:07
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:24 /mi

Average Pace

7:52 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:33:57

46% of race

Time at Steady Pace

1:07:43

33% of race

Time at Slower Pace

44:29

22% of race

Average Pace: 7:52 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi12696316131611359537813781
10K3.10 mi12823-1273245-843245-841304933953395
15K3.11 mi13056-2333420-1753420-1751359537813781
20K3.11 mi12668+3883248+1723248+1721174028612861
Half(13.11 mi)0.68 mi12570+983192+563192+561099524372437
25K2.42 mi12083+4872961+2312961+231987020562056
30K3.11 mi11797+2862900+612900+611097227732773
20M1.36 mi11754+432901-12901-11153132003200
21M1.00 mi11688+662908-72908-71100931043104
35K0.75 mi11793-1052984-762984-761430648374837
23M1.25 mi11903-1103089-1053089-1051392647564756
24M1.00 mi12042-1393196-1073196-1071481852735273
40K0.85 mi12076-343248-523248-521343346604660
25.2M0.35 mi12052+243253-53253-51179338693869
Finish(26.22 mi)1.02 mi12041+113265-123265-121194838963896

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

13595

Females

3781

F18-39

3781

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

13049

Females

3395

F18-39

3395

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

13595

Females

3781

F18-39

3781

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

11740

Females

2861

F18-39

2861

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10995

Females

2437

F18-39

2437

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9870

Females

2056

F18-39

2056

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10972

Females

2773

F18-39

2773

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

11531

Females

3200

F18-39

3200

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

11009

Females

3104

F18-39

3104

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

14306

Females

4837

F18-39

4837

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13926

Females

4756

F18-39

4756

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

14818

Females

5273

F18-39

5273

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13433

Females

4660

F18-39

4660

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11793

Females

3869

F18-39

3869

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11948

Females

3896

F18-39

3896

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#12696
5K → 10K
355228-127
#12696 → #12823
10K → 15K
356123-233
#12823 → #13056
15K → 20K
40428+388
#13056 → #12668
20K → Half
5103+98
#12668 → #12570
Half → 25K
4491+487
#12570 → #12083
25K → 30K
96382+286
#12083 → #11797
30K → 20M
85128+43
#11797 → #11754
20M → 21M
65131+66
#11754 → #11688
21M → 35K
13429-105
#11688 → #11793
35K → 23M
19686-110
#11793 → #11903
23M → 24M
18344-139
#11903 → #12042
24M → 40K
9763-34
#12042 → #12076
40K → 25.2M
2549+24
#12076 → #12052
25.2M → Finish
6677+11
#12052 → #12041
TOTALS
17072362+655
#12696 → #12041

Passing Visualized

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