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BOSTON MARATHON 2023

Angie Nicholas

Bib: 20245•F

MO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 41%
Division (F45-49)
#0 / 1817
Top 48%
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
8:47/mi
27:18
↑ 97↓ 3451.5%
10K· 6.21 mi
8:36/mi
54:01
↑ 79↓ 1380.4%
15K· 9.32 mi
8:28/mi
1:20:19
↑ 67↓ 78
20K· 12.43 mi
8:29/mi
1:46:41
↑ 106↓ 860.1%
Half· 13.11 mi
8:26/mi
1:52:26
↑ 19↓ 370.5%
25K· 15.53 mi
8:24/mi
2:12:49
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:40:14
↑ 181↓ 1480.2%
20M
8:59/mi
2:52:26
↑ 64↓ 500.2%
21M
9:20/mi
3:01:46
↑ 106↓ 241.6%
35K· 21.75 mi
8:27/mi
3:08:05
↑ 17↓ 861.7%
23M
8:43/mi
3:19:00
↑ 23↓ 630.6%
24M
8:23/mi
3:27:23
↓ 821.3%
40K· 24.85 mi
8:33/mi
3:34:42
↓ 200.3%
25.2M
9:14/mi
3:37:53
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:46:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:26
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time1:53:56
Pace8:41 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4427:188:4727:18
8:47
-
10K
6.21 mi11:46:2754:018:4226:43
8:36
-0:11
15K
9.32 mi12:12:451:20:198:3726:18
8:28
-0:08
20K
12.43 mi12:39:071:46:418:3526:22
8:29
+0:01
Half
13.11 mi12:44:521:52:268:355:45
8:26
-0:03
25K
15.53 mi13:05:152:12:498:3320:23
8:24
-0:02
30K
18.64 mi13:32:402:40:148:3627:25
8:49
+0:25
20M
20.00 mi13:44:522:52:268:3712:12
8:59
+0:10
21M
21.00 mi13:54:123:01:468:399:20
9:20
+0:21
35K
21.75 mi14:00:313:08:058:396:19
8:27
-0:53
23M
23.00 mi14:11:263:19:008:3910:55
8:43
+0:16
24M
24.00 mi14:19:493:27:238:388:23
8:23
-0:20
40K
24.85 mi14:27:083:34:428:387:19
8:33
+0:10
25.2M
25.20 mi14:30:193:37:538:393:11
9:14
+0:41
Finish
26.22 mi14:38:483:46:228:388:29
8:19
-0:55

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

8:19 /mi

Average Pace

8:38 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:33:51

94% of race

Time at Steady Pace

12:31

6% of race

Time at Slower Pace

0:00

0% 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 mi11:19:4427:188:4727:18
8:47
#19390
10K
6.21 mi11:46:2754:018:4226:43
8:36
#19070
15K
9.32 mi12:12:451:20:198:3726:18
8:28
#18577
20K
12.43 mi12:39:071:46:418:3526:22
8:29
#18116
Half
13.11 mi12:44:521:52:268:355:45
8:26
#18068
25K
15.53 mi13:05:152:12:498:3320:23
8:24
#17627
30K
18.64 mi13:32:402:40:148:3627:25
8:49
#17329
20M
20.00 mi13:44:522:52:268:3712:12
8:59
#17259
21M
21.00 mi13:54:123:01:468:399:20
9:20
#17127
35K
21.75 mi14:00:313:08:058:396:19
8:27
#17045
23M
23.00 mi14:11:263:19:008:3910:55
8:43
#16895
24M
24.00 mi14:19:493:27:238:388:23
8:23
#16752
40K
24.85 mi14:27:083:34:428:387:19
8:33
#16636
25.2M
25.20 mi14:30:193:37:538:393:11
9:14
#16580
Finish
26.22 mi14:38:483:46:228:388:29
8:19
#16481
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi193907431743117576(Top 66%)6257(Top 55%)6257(Top 344%)
10K6.21 mi3.10 mi19070+3207196+2357196+23518841(Top 71%)6982(Top 61%)6982(Top 384%)
15K9.32 mi3.11 mi18577+4936866+3306866+33017576(Top 66%)6257(Top 55%)6257(Top 344%)
20K12.43 mi3.11 mi18116+4616579+2876579+28716774(Top 63%)5800(Top 51%)5800(Top 319%)
Half13.11 mi0.68 mi18068+486549+306549+3017327(Top 65%)6073(Top 53%)6073(Top 334%)
25K15.53 mi2.42 mi17627+4416312+2376312+23715646(Top 59%)5236(Top 46%)5236(Top 288%)
30K18.64 mi3.11 mi17329+2986150+1626150+16216220(Top 61%)5625(Top 49%)5625(Top 310%)
20M20.00 mi1.36 mi17259+706135+156135+1516435(Top 62%)5830(Top 51%)5830(Top 321%)
21M21.00 mi1.00 mi17127+1326064+716064+7115205(Top 57%)5177(Top 45%)5177(Top 285%)
35K21.75 mi0.75 mi17045+826024+406024+4015028(Top 56%)5133(Top 45%)5133(Top 282%)
23M23.00 mi1.25 mi16895+1505962+625962+6214531(Top 55%)4925(Top 43%)4925(Top 271%)
24M24.00 mi1.00 mi16752+1435895+675895+6713818(Top 52%)4576(Top 40%)4576(Top 252%)
40K24.85 mi0.85 mi16636+1165845+505845+5013757(Top 52%)4624(Top 40%)4624(Top 254%)
25.2M25.20 mi0.35 mi16580+565817+285817+2813912(Top 52%)4723(Top 41%)4723(Top 260%)
Finish26.22 mi1.02 mi16481+995775+425775+4214289(Top 54%)4901(Top 43%)4901(Top 270%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

17576

Females

6257

F45-49

6257

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

18841

Females

6982

F45-49

6982

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

17576

Females

6257

F45-49

6257

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

16774

Females

5800

F45-49

5800

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

17327

Females

6073

F45-49

6073

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

15646

Females

5236

F45-49

5236

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

16220

Females

5625

F45-49

5625

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

16435

Females

5830

F45-49

5830

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

15205

Females

5177

F45-49

5177

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

15028

Females

5133

F45-49

5133

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

14531

Females

4925

F45-49

4925

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

13818

Females

4576

F45-49

4576

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13757

Females

4624

F45-49

4624

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13912

Females

4723

F45-49

4723

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

14289

Females

4901

F45-49

4901

Passing Analysis

Category:
Athletes Passed
3392
Passed By
483
Net Change
+2909
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19390
5K → 10K536216+320#19390#19070
10K → 15K53744+493#19070#18577
15K → 20K47817+461#18577#18116
20K → Half5810+48#18116#18068
Half → 25K4454+441#18068#17627
25K → 30K33739+298#17627#17329
30K → 20M12151+70#17329#17259
20M → 21M15624+132#17259#17127
21M → 35K10018+82#17127#17045
35K → 23M16515+150#17045#16895
23M → 24M15310+143#16895#16752
24M → 40K12913+116#16752#16636
40K → 25.2M637+56#16636#16580
25.2M → Finish11415+99#16580#16481
TOTALS3392483+2909
📊

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