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BOSTON MARATHON 2023

Joni Parker

Bib: 23807•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
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
10:50/mi
33:40
↑ 97↓ 3451.5%
10K· 6.21 mi
11:39/mi
1:09:53
↑ 79↓ 1380.4%
15K· 9.32 mi
12:22/mi
1:48:17
↑ 67↓ 78
20K· 12.43 mi
12:27/mi
2:26:57
↑ 106↓ 860.1%
Half· 13.11 mi
12:03/mi
2:35:10
↑ 19↓ 370.5%
25K· 15.53 mi
12:42/mi
3:05:58
↑ 66↓ 880.2%
30K· 18.64 mi
14:48/mi
3:51:56
↑ 181↓ 1480.2%
20M
16:25/mi
4:14:15
↑ 64↓ 500.2%
21M
17:52/mi
4:32:07
↑ 106↓ 241.6%
35K· 21.75 mi
18:08/mi
4:45:41
↑ 17↓ 861.7%
23M
19:09/mi
5:09:39
↑ 23↓ 630.6%
24M
20:20/mi
5:29:59
↓ 821.3%
40K· 24.85 mi
19:17/mi
5:46:28
↓ 200.3%
25.2M
20:35/mi
5:53:34
↑ 13↓ 160.2%
Finish· 26.22 mi
17:08/mi
6:11:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:35:10
Pace11:50 /mi
2nd Half
Distance13.11 mi
Time3:35:52
Pace16:28 /mi
📊Positive Split: 39.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:0333:4010:5033:40
10:50
-
10K
6.21 mi12:06:161:09:5311:1536:13
11:39
+0:49
15K
9.32 mi12:44:401:48:1711:3738:24
12:22
+0:43
20K
12.43 mi13:23:202:26:5711:4938:40
12:27
+0:05
Half
13.11 mi13:31:332:35:1011:508:13
12:03
-0:24
25K
15.53 mi14:02:213:05:5811:5830:48
12:42
+0:39
30K
18.64 mi14:48:193:51:5612:2745:58
14:48
+2:06
20M
20.00 mi15:10:384:14:1512:4322:19
16:25
+1:37
21M
21.00 mi15:28:304:32:0712:5717:52
17:52
+1:27
35K
21.75 mi15:42:044:45:4113:0813:34
18:08
+0:16
23M
23.00 mi16:06:025:09:3913:2823:58
19:09
+1:01
24M
24.00 mi16:26:225:29:5913:4520:20
20:20
+1:11
40K
24.85 mi16:42:515:46:2813:5616:29
19:17
-1:03
25.2M
25.20 mi16:49:575:53:3414:027:06
20:35
+1:18
Finish
26.22 mi17:07:256:11:0214:1017:28
17:08
-3:27

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

10:50 /mi

Average Pace

14:10 /mi

Slowest Pace

20:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:58

50% of race

Time at Steady Pace

1:43:37

28% of race

Time at Slower Pace

1:21:27

22% of race

Average Pace: 14:09 /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 mi11:30:0333:4010:5033:40
10:50
#25435
10K
6.21 mi12:06:161:09:5311:1536:13
11:39
#25863
15K
9.32 mi12:44:401:48:1711:3738:24
12:22
#26062
20K
12.43 mi13:23:202:26:5711:4938:40
12:27
#26044
Half
13.11 mi13:31:332:35:1011:508:13
12:03
#26039
25K
15.53 mi14:02:213:05:5811:5830:48
12:42
#25982
30K
18.64 mi14:48:193:51:5612:2745:58
14:48
#26102
20M
20.00 mi15:10:384:14:1512:4322:19
16:25
#26187
21M
21.00 mi15:28:304:32:0712:5717:52
17:52
#26247
35K
21.75 mi15:42:044:45:4113:0813:34
18:08
#26334
23M
23.00 mi16:06:025:09:3913:2823:58
19:09
#26452
24M
24.00 mi16:26:225:29:5913:4520:20
20:20
#26545
40K
24.85 mi16:42:515:46:2813:5616:29
19:17
#26584
25.2M
25.20 mi16:49:575:53:3414:027:06
20:35
#26587
Finish
26.22 mi17:07:256:11:0214:1017:28
17:08
#26598
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi25435106901069026255(Top 99%)11205(Top 98%)11205(Top 1375%)
10K6.21 mi3.10 mi25863-42810956-26610956-26626076(Top 98%)11091(Top 97%)11091(Top 1361%)
15K9.32 mi3.11 mi26062-19911077-12111077-12126255(Top 99%)11205(Top 98%)11205(Top 1375%)
20K12.43 mi3.11 mi26044+1811067+1011067+1025936(Top 97%)11019(Top 96%)11019(Top 1352%)
Half13.11 mi0.68 mi26039+511063+411063+425921(Top 97%)11018(Top 96%)11018(Top 1352%)
25K15.53 mi2.42 mi25982+5711039+2411039+2425701(Top 97%)10908(Top 95%)10908(Top 1338%)
30K18.64 mi3.11 mi26102-12011119-8011119-8026358(Top 99%)11288(Top 99%)11288(Top 1385%)
20M20.00 mi1.36 mi26187-8511167-4811167-4826519(Top 100%)11376(Top 100%)11376(Top 1396%)
21M21.00 mi1.00 mi26247-6011206-3911206-3926544(Top 100%)11385(Top 100%)11385(Top 1397%)
35K21.75 mi0.75 mi26334-8711255-4911255-4926594(Top 100%)11409(Top 100%)11409(Top 1400%)
23M23.00 mi1.25 mi26452-11811325-7011325-7026603(Top 100%)11417(Top 100%)11417(Top 1401%)
24M24.00 mi1.00 mi26545-9311385-6011385-6026613(Top 100%)11419(Top 100%)11419(Top 1401%)
40K24.85 mi0.85 mi26584-3911407-2211407-2226600(Top 100%)11414(Top 100%)11414(Top 1400%)
25.2M25.20 mi0.35 mi26587-311410-311410-326599(Top 100%)11414(Top 100%)11414(Top 1400%)
Finish26.22 mi1.02 mi26598-1111416-611416-626591(Top 100%)11417(Top 100%)11417(Top 1401%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

26255

Females

11205

F55-59

11205

5K→10K

3.1 - 6.2 mi

Top 98%
×5story building
+79ft-138ft

Overall

26076

Females

11091

F55-59

11091

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

26255

Females

11205

F55-59

11205

15K→20K

9.3 - 12.4 mi

Top 97%
×5story building
+106ft-86ft

Overall

25936

Females

11019

F55-59

11019

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

25921

Females

11018

F55-59

11018

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

25701

Females

10908

F55-59

10908

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

26358

Females

11288

F55-59

11288

30K→20M

18.6 - 20.0 mi

Top 100%
×5story building
+64ft-50ft

Overall

26519

Females

11376

F55-59

11376

20M→21M

20.0 - 21.0 mi

Top 100%
×8story building
+106ft-24ft

Overall

26544

Females

11385

F55-59

11385

21M→35K

21.0 - 21.8 mi

Top 100%
×7story building
+17ft-86ft

Overall

26594

Females

11409

F55-59

11409

35K→23M

21.8 - 23.0 mi

Top 100%
×5story building
+23ft-63ft

Overall

26603

Females

11417

F55-59

11417

23M→24M

23.0 - 24.0 mi

Top 100%
×6story building
+12ft-82ft

Overall

26613

Females

11419

F55-59

11419

24M→40K

24.0 - 24.9 mi

Top 100%
×1story
+6ft-20ft

Overall

26600

Females

11414

F55-59

11414

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

26599

Females

11414

F55-59

11414

25.2M→Finish

25.2 - 26.2 mi

Top 100%
×2story building
+22ft-21ft

Overall

26591

Females

11417

F55-59

11417

Passing Analysis

Category:
Athletes Passed
207
Passed By
1370
Net Change
-1163
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25435
5K → 10K24452-428#25435#25863
10K → 15K18217-199#25863#26062
15K → 20K6547+18#26062#26044
20K → Half149+5#26044#26039
Half → 25K7417+57#26039#25982
25K → 30K9129-120#25982#26102
30K → 20M287-85#26102#26187
20M → 21M060-60#26187#26247
21M → 35K188-87#26247#26334
35K → 23M0118-118#26334#26452
23M → 24M093-93#26452#26545
24M → 40K039-39#26545#26584
40K → 25.2M03-3#26584#26587
25.2M → Finish011-11#26587#26598
TOTALS2071370-1163
📊

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