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BOSTON MARATHON 2023

Nicole Arpiarian

Bib: 23216•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
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
9:22/mi
29:05
↑ 97↓ 3451.5%
10K· 6.21 mi
9:22/mi
58:11
↑ 79↓ 1380.4%
15K· 9.32 mi
9:27/mi
1:27:32
↑ 67↓ 78
20K· 12.43 mi
9:54/mi
1:58:17
↑ 106↓ 860.1%
Half· 13.11 mi
8:49/mi
2:04:18
↑ 19↓ 370.5%
25K· 15.53 mi
9:23/mi
2:27:04
↑ 66↓ 880.2%
30K· 18.64 mi
10:04/mi
2:58:21
↑ 181↓ 1480.2%
20M
9:52/mi
3:11:45
↑ 64↓ 500.2%
21M
10:55/mi
3:22:40
↑ 106↓ 241.6%
35K· 21.75 mi
9:28/mi
3:29:45
↑ 17↓ 861.7%
23M
10:15/mi
3:42:35
↑ 23↓ 630.6%
24M
9:24/mi
3:51:59
↓ 821.3%
40K· 24.85 mi
9:26/mi
4:00:03
↓ 200.3%
25.2M
10:52/mi
4:03:48
↑ 13↓ 160.2%
Finish· 26.22 mi
9:18/mi
4:13:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:18
Pace9:29 /mi
2nd Half
Distance13.11 mi
Time2:08:59
Pace9:50 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:3329:059:2229:05
9:22
-
10K
6.21 mi11:53:3958:119:2229:06
9:22
0:00
15K
9.32 mi12:23:001:27:329:2329:21
9:27
+0:05
20K
12.43 mi12:53:451:58:179:3130:45
9:54
+0:27
Half
13.11 mi12:59:462:04:189:296:01
8:49
-1:05
25K
15.53 mi13:22:322:27:049:2822:46
9:23
+0:34
30K
18.64 mi13:53:492:58:219:3431:17
10:04
+0:41
20M
20.00 mi14:07:133:11:459:3513:24
9:52
-0:12
21M
21.00 mi14:18:083:22:409:3910:55
10:55
+1:03
35K
21.75 mi14:25:133:29:459:397:05
9:28
-1:27
23M
23.00 mi14:38:033:42:359:4112:50
10:15
+0:47
24M
24.00 mi14:47:273:51:599:409:24
9:24
-0:51
40K
24.85 mi14:55:314:00:039:398:04
9:26
+0:02
25.2M
25.20 mi14:59:164:03:489:403:45
10:52
+1:26
Finish
26.22 mi15:08:454:13:179:409:29
9:18
-1:34

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

8:49 /mi

Average Pace

9:40 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:01

2% of race

Time at Steady Pace

2:24:20

57% of race

Time at Slower Pace

1:42:56

41% of race

Average Pace: 9:40 /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 mi11:24:3329:059:2229:05
9:22
#21701
10K
6.21 mi11:53:3958:119:2229:06
9:22
#21935
15K
9.32 mi12:23:001:27:329:2329:21
9:27
#21960
20K
12.43 mi12:53:451:58:179:3130:45
9:54
#22169
Half
13.11 mi12:59:462:04:189:296:01
8:49
#22051
25K
15.53 mi13:22:322:27:049:2822:46
9:23
#21792
30K
18.64 mi13:53:492:58:219:3431:17
10:04
#21662
20M
20.00 mi14:07:133:11:459:3513:24
9:52
#21562
21M
21.00 mi14:18:083:22:409:3910:55
10:55
#21506
35K
21.75 mi14:25:133:29:459:397:05
9:28
#21441
23M
23.00 mi14:38:033:42:359:4112:50
10:15
#21372
24M
24.00 mi14:47:273:51:599:409:24
9:24
#21267
40K
24.85 mi14:55:314:00:039:398:04
9:26
#21143
25.2M
25.20 mi14:59:164:03:489:403:45
10:52
#21122
Finish
26.22 mi15:08:454:13:179:409:29
9:18
#21061
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi217018741874122103(Top 83%)8848(Top 77%)8848(Top 733%)
10K6.21 mi3.10 mi21935-2348814-738814-7322130(Top 83%)8888(Top 78%)8888(Top 736%)
15K9.32 mi3.11 mi21960-258816-28816-222103(Top 83%)8848(Top 77%)8848(Top 733%)
20K12.43 mi3.11 mi22169-2098918-1028918-10222635(Top 85%)9154(Top 80%)9154(Top 758%)
Half13.11 mi0.68 mi22051+1188856+628856+6219659(Top 74%)7487(Top 66%)7487(Top 620%)
25K15.53 mi2.42 mi21792+2598705+1518705+15120496(Top 77%)7988(Top 70%)7988(Top 662%)
30K18.64 mi3.11 mi21662+1308646+598646+5921215(Top 80%)8470(Top 74%)8470(Top 702%)
20M20.00 mi1.36 mi21562+1008599+478599+4720077(Top 75%)7906(Top 69%)7906(Top 655%)
21M21.00 mi1.00 mi21506+568584+158584+1520644(Top 78%)8262(Top 72%)8262(Top 685%)
35K21.75 mi0.75 mi21441+658556+288556+2819783(Top 74%)7811(Top 68%)7811(Top 647%)
23M23.00 mi1.25 mi21372+698530+268530+2620724(Top 78%)8360(Top 73%)8360(Top 693%)
24M24.00 mi1.00 mi21267+1058489+418489+4118880(Top 71%)7383(Top 65%)7383(Top 612%)
40K24.85 mi0.85 mi21143+1248433+568433+5618143(Top 68%)7029(Top 62%)7029(Top 582%)
25.2M25.20 mi0.35 mi21122+218426+78426+720196(Top 76%)8165(Top 71%)8165(Top 676%)
Finish26.22 mi1.02 mi21061+618402+248402+2419422(Top 73%)7691(Top 67%)7691(Top 637%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

22103

Females

8848

F50-54

8848

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

22130

Females

8888

F50-54

8888

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

22103

Females

8848

F50-54

8848

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

22635

Females

9154

F50-54

9154

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

19659

Females

7487

F50-54

7487

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

20496

Females

7988

F50-54

7988

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

21215

Females

8470

F50-54

8470

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

20077

Females

7906

F50-54

7906

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

20644

Females

8262

F50-54

8262

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

19783

Females

7811

F50-54

7811

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

20724

Females

8360

F50-54

8360

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

18880

Females

7383

F50-54

7383

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18143

Females

7029

F50-54

7029

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20196

Females

8165

F50-54

8165

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

19422

Females

7691

F50-54

7691

Passing Analysis

Category:
Athletes Passed
1711
Passed By
1071
Net Change
+640
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21701
5K → 10K170404-234#21701#21935
10K → 15K162187-25#21935#21960
15K → 20K70279-209#21960#22169
20K → Half1202+118#22169#22051
Half → 25K26910+259#22051#21792
25K → 30K20373+130#21792#21662
30K → 20M11212+100#21662#21562
20M → 21M9236+56#21562#21506
21M → 35K749+65#21506#21441
35K → 23M9425+69#21441#21372
23M → 24M1138+105#21372#21267
24M → 40K1273+124#21267#21143
40K → 25.2M309+21#21143#21122
25.2M → Finish7514+61#21122#21061
TOTALS17111071+640
📊

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