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BOSTON MARATHON 2025

Monica Miller-Deamer

Bib: 16923•F

NV

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:51
Rank: #26199
Start → 5K
10:15/mi
31:51 split
10K· 6.21 mi
1:00:05
Rank: #24660 (+1539)
5K → 10K
9:05/mi
28:14 split
15K· 9.32 mi
1:32:59
Rank: #25225 (-565)
10K → 15K
10:35/mi
32:54 split
20K· 12.43 mi
2:01:44
Rank: #24527 (+698)
15K → 20K
9:15/mi
28:45 split
Half· 13.11 mi
2:08:00
Rank: #24451 (+76)
20K → Half
9:11/mi
6:16 split
25K· 15.53 mi
2:30:59
Rank: #24029 (+422)
Half → 25K
9:29/mi
22:59 split
30K· 18.64 mi
3:02:57
Rank: #23711 (+318)
25K → 30K
10:17/mi
31:58 split
20M
3:16:35
Rank: #23514 (+197)
30K → 20M
10:02/mi
13:38 split
21M
3:27:30
Rank: #23377 (+137)
20M → 21M
10:55/mi
10:55 split
35K· 21.75 mi
3:34:39
Rank: #23279 (+98)
21M → 35K
9:33/mi
7:09 split
23M
3:46:53
Rank: #23093 (+186)
35K → 23M
9:46/mi
12:14 split
24M
3:56:27
Rank: #22954 (+139)
23M → 24M
9:34/mi
9:34 split
40K· 24.85 mi
4:05:41
Rank: #22938 (+16)
24M → 40K
10:48/mi
9:14 split
25.2M
4:09:25
Rank: #22905 (+33)
40K → 25.2M
10:48/mi
3:44 split
Finish· 26.22 mi
4:19:16
Rank: #22872 (+33)
25.2M → Finish
9:40/mi
9:51 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:00
Pace9:46 /mi
2nd Half
Distance13.11 mi
Time2:11:16
Pace10:01 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:0831:5110:1531:51
10:15
-
10K
6.21 mi11:35:221:00:059:4028:14
9:05
-1:10
15K
9.32 mi12:08:161:32:599:5932:54
10:35
+1:30
20K
12.43 mi12:37:012:01:449:4828:45
9:15
-1:20
Half
13.11 mi12:43:172:08:009:466:16
9:11
-0:04
25K
15.53 mi13:06:162:30:599:4322:59
9:29
+0:18
30K
18.64 mi13:38:143:02:579:4931:58
10:17
+0:48
20M
20.00 mi13:51:523:16:359:5013:38
10:02
-0:15
21M
21.00 mi14:02:473:27:309:5310:55
10:55
+0:53
35K
21.75 mi14:09:563:34:399:527:09
9:33
-1:22
23M
23.00 mi14:22:103:46:539:5212:14
9:46
+0:13
24M
24.00 mi14:31:443:56:279:519:34
9:34
-0:12
40K
24.85 mi14:40:584:05:419:539:14
10:48
+1:14
25.2M
25.20 mi14:44:424:09:259:543:44
10:48
0:00
Finish
26.22 mi14:54:334:19:169:549:51
9:40
-1:08

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

9:05 /mi

Average Pace

9:54 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:15

24% of race

Time at Steady Pace

1:15:25

29% of race

Time at Slower Pace

2:00:36

47% of race

Average Pace: 9:53 /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 mi11:07:0831:5110:1531:51
10:15
#26199
10K
6.21 mi11:35:221:00:059:4028:14
9:05
#24660
15K
9.32 mi12:08:161:32:599:5932:54
10:35
#25225
20K
12.43 mi12:37:012:01:449:4828:45
9:15
#24527
Half
13.11 mi12:43:172:08:009:466:16
9:11
#24451
25K
15.53 mi13:06:162:30:599:4322:59
9:29
#24029
30K
18.64 mi13:38:143:02:579:4931:58
10:17
#23711
20M
20.00 mi13:51:523:16:359:5013:38
10:02
#23514
21M
21.00 mi14:02:473:27:309:5310:55
10:55
#23377
35K
21.75 mi14:09:563:34:399:527:09
9:33
#23279
23M
23.00 mi14:22:103:46:539:5212:14
9:46
#23093
24M
24.00 mi14:31:443:56:279:519:34
9:34
#22954
40K
24.85 mi14:40:584:05:419:539:14
10:48
#22938
25.2M
25.20 mi14:44:424:09:259:543:44
10:48
#22905
Finish
26.22 mi14:54:334:19:169:549:51
9:40
#22872
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi26199108681086826081(Top 92%)10836(Top 89%)10836(Top 1090%)
10K6.21 mi3.10 mi24660+153910040+82810040+82822777(Top 80%)9012(Top 74%)9012(Top 907%)
15K9.32 mi3.11 mi25225-56510347-30710347-30726081(Top 92%)10836(Top 89%)10836(Top 1090%)
20K12.43 mi3.11 mi24527+6989988+3599988+35922107(Top 78%)8648(Top 71%)8648(Top 870%)
Half13.11 mi0.68 mi24451+769948+409948+4022575(Top 79%)8926(Top 73%)8926(Top 898%)
25K15.53 mi2.42 mi24029+4229721+2279721+22721797(Top 77%)8544(Top 70%)8544(Top 860%)
30K18.64 mi3.11 mi23711+3189580+1419580+14122421(Top 79%)9008(Top 74%)9008(Top 906%)
20M20.00 mi1.36 mi23514+1979483+979483+9721086(Top 74%)8409(Top 69%)8409(Top 846%)
21M21.00 mi1.00 mi23377+1379431+529431+5221192(Top 75%)8553(Top 70%)8553(Top 860%)
35K21.75 mi0.75 mi23279+989394+379394+3720565(Top 72%)8283(Top 68%)8283(Top 833%)
23M23.00 mi1.25 mi23093+1869315+799315+7919712(Top 69%)7901(Top 65%)7901(Top 795%)
24M24.00 mi1.00 mi22954+1399263+529263+5219889(Top 70%)8033(Top 66%)8033(Top 808%)
40K24.85 mi0.85 mi22938+169275-129275-1222702(Top 80%)9561(Top 78%)9561(Top 962%)
25.2M25.20 mi0.35 mi22905+339265+109265+1020040(Top 71%)8201(Top 67%)8201(Top 825%)
Finish26.22 mi1.02 mi22872+339257+89257+821819(Top 77%)9073(Top 74%)9073(Top 913%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

26081

Females

10836

F55-59

10836

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

22777

Females

9012

F55-59

9012

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

26081

Females

10836

F55-59

10836

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

22107

Females

8648

F55-59

8648

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22575

Females

8926

F55-59

8926

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21797

Females

8544

F55-59

8544

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

22421

Females

9008

F55-59

9008

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

21086

Females

8409

F55-59

8409

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

21192

Females

8553

F55-59

8553

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20565

Females

8283

F55-59

8283

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19712

Females

7901

F55-59

7901

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

19889

Females

8033

F55-59

8033

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22702

Females

9561

F55-59

9561

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20040

Females

8201

F55-59

8201

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

21819

Females

9073

F55-59

9073

Passing Analysis

Category:
Athletes Passed
4065
Passed By
738
Net Change
+3327
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26199
5K → 10K15401+1539#26199#24660
10K → 15K28593-565#24660#25225
15K → 20K6980+698#25225#24527
20K → Half771+76#24527#24451
Half → 25K4242+422#24451#24029
25K → 30K34426+318#24029#23711
30K → 20M2014+197#23711#23514
20M → 21M15518+137#23514#23377
21M → 35K1035+98#23377#23279
35K → 23M1926+186#23279#23093
23M → 24M1456+139#23093#22954
24M → 40K5842+16#22954#22938
40K → 25.2M374+33#22938#22905
25.2M → Finish6330+33#22905#22872
TOTALS4065738+3327
📊

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