Boston Marathon logo
BOSTON MARATHON 2023

Tamara Rogers

Bib: 15719•F

CO

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 44%
Masters (Masters Women)
#0 / 6539
Top 32%
Division (F55-59)
#0 / 815
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:06
Rank: #12002
Start → 5K
24:06 | 7:45/mi
10K· 6.21 mi
48:50
Rank: #13276 (-1274)
5K → 10K
24:44 | 7:58/mi
15K· 9.32 mi
1:14:20
Rank: #14187 (-911)
10K → 15K
25:30 | 8:12/mi
20K· 12.43 mi
1:40:15
Rank: #14631 (-444)
15K → 20K
25:55 | 8:21/mi
Half· 13.11 mi
1:45:52
Rank: #14695 (-64)
20K → Half
5:37 | 8:14/mi
25K· 15.53 mi
2:06:28
Rank: #14925 (-230)
Half → 25K
20:36 | 8:30/mi
30K· 18.64 mi
2:33:34
Rank: #15068 (-143)
25K → 30K
27:06 | 8:43/mi
20M
2:45:41
Rank: #15125 (-57)
30K → 20M
12:07 | 8:55/mi
21M
2:55:22
Rank: #15215 (-90)
20M → 21M
9:41 | 9:41/mi
35K· 21.75 mi
3:01:47
Rank: #15208 (+7)
21M → 35K
6:25 | 8:35/mi
23M
3:12:58
Rank: #15222 (-14)
35K → 23M
11:11 | 8:56/mi
24M
3:21:43
Rank: #15240 (-18)
23M → 24M
8:45 | 8:45/mi
40K· 24.85 mi
3:29:23
Rank: #15288 (-48)
24M → 40K
7:40 | 8:58/mi
25.2M
3:32:36
Rank: #15265 (+23)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:41:09
Rank: #15222 (+43)
25.2M → Finish
8:33 | 8:23/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:52
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:55:17
Pace8:48 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:2624:067:4524:06
7:45
-
10K
6.21 mi11:20:1048:507:5224:44
7:58
+0:13
15K
9.32 mi11:45:401:14:207:5925:30
8:12
+0:14
20K
12.43 mi12:11:351:40:158:0425:55
8:21
+0:09
Half
13.11 mi12:17:121:45:528:055:37
8:14
-0:07
25K
15.53 mi12:37:482:06:288:0820:36
8:30
+0:16
30K
18.64 mi13:04:542:33:348:1427:06
8:43
+0:13
20M
20.00 mi13:17:012:45:418:1712:07
8:55
+0:12
21M
21.00 mi13:26:422:55:228:219:41
9:41
+0:46
35K
21.75 mi13:33:073:01:478:226:25
8:35
-1:06
23M
23.00 mi13:44:183:12:588:2311:11
8:56
+0:21
24M
24.00 mi13:53:033:21:438:248:45
8:45
-0:11
40K
24.85 mi14:00:433:29:238:257:40
8:58
+0:13
25.2M
25.20 mi14:03:563:32:368:263:13
9:20
+0:22
Finish
26.22 mi14:12:293:41:098:268:33
8:23
-0:57

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

7:45 /mi

Average Pace

8:26 /mi

Slowest Pace

9:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:57

36% of race

Time at Steady Pace

1:37:20

44% of race

Time at Slower Pace

43:52

20% of race

Average Pace: 8:26 /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 mi10:55:2624:067:4524:06
7:45
#12002
10K
6.21 mi11:20:1048:507:5224:44
7:58
#13276
15K
9.32 mi11:45:401:14:207:5925:30
8:12
#14187
20K
12.43 mi12:11:351:40:158:0425:55
8:21
#14631
Half
13.11 mi12:17:121:45:528:055:37
8:14
#14695
25K
15.53 mi12:37:482:06:288:0820:36
8:30
#14925
30K
18.64 mi13:04:542:33:348:1427:06
8:43
#15068
20M
20.00 mi13:17:012:45:418:1712:07
8:55
#15125
21M
21.00 mi13:26:422:55:228:219:41
9:41
#15215
35K
21.75 mi13:33:073:01:478:226:25
8:35
#15208
23M
23.00 mi13:44:183:12:588:2311:11
8:56
#15222
24M
24.00 mi13:53:033:21:438:248:45
8:45
#15240
40K
24.85 mi14:00:433:29:238:257:40
8:58
#15288
25.2M
25.20 mi14:03:563:32:368:263:13
9:20
#15265
Finish
26.22 mi14:12:293:41:098:268:33
8:23
#15222
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi120022874287415922(Top 60%)5248(Top 46%)5248(Top 644%)
10K6.21 mi3.10 mi13276-12743613-7393613-73914515(Top 55%)4369(Top 38%)4369(Top 536%)
15K9.32 mi3.11 mi14187-9114168-5554168-55515922(Top 60%)5248(Top 46%)5248(Top 644%)
20K12.43 mi3.11 mi14631-4444450-2824450-28215900(Top 60%)5289(Top 46%)5289(Top 649%)
Half13.11 mi0.68 mi14695-644493-434493-4316058(Top 60%)5326(Top 47%)5326(Top 653%)
25K15.53 mi2.42 mi14925-2304662-1694662-16916173(Top 61%)5539(Top 48%)5539(Top 680%)
30K18.64 mi3.11 mi15068-1434800-1384800-13815633(Top 59%)5291(Top 46%)5291(Top 649%)
20M20.00 mi1.36 mi15125-574854-544854-5416096(Top 60%)5619(Top 49%)5619(Top 689%)
21M21.00 mi1.00 mi15215-904937-834937-8316785(Top 63%)6061(Top 53%)6061(Top 744%)
35K21.75 mi0.75 mi15208+74954-174954-1715750(Top 59%)5545(Top 49%)5545(Top 680%)
23M23.00 mi1.25 mi15222-144979-254979-2515706(Top 59%)5575(Top 49%)5575(Top 684%)
24M24.00 mi1.00 mi15240-185002-235002-2315948(Top 60%)5776(Top 51%)5776(Top 709%)
40K24.85 mi0.85 mi15288-485052-505052-5015979(Top 60%)5837(Top 51%)5837(Top 716%)
25.2M25.20 mi0.35 mi15265+235048+45048+414385(Top 54%)4955(Top 43%)4955(Top 608%)
Finish26.22 mi1.02 mi15222+435036+125036+1214698(Top 55%)5095(Top 45%)5095(Top 625%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15922

Females

5248

F55-59

5248

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

14515

Females

4369

F55-59

4369

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15922

Females

5248

F55-59

5248

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

15900

Females

5289

F55-59

5289

20K→Half

12.4 - 13.1 mi

Top 60%
×2stories
+19ft-37ft

Overall

16058

Females

5326

F55-59

5326

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

16173

Females

5539

F55-59

5539

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15633

Females

5291

F55-59

5291

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

16096

Females

5619

F55-59

5619

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

16785

Females

6061

F55-59

6061

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

15750

Females

5545

F55-59

5545

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15706

Females

5575

F55-59

5575

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15948

Females

5776

F55-59

5776

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15979

Females

5837

F55-59

5837

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14385

Females

4955

F55-59

4955

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14698

Females

5095

F55-59

5095

Passing Analysis

Category:
Athletes Passed
862
Passed By
4082
Net Change
-3220
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12002
5K → 10K401314-1274#12002#13276
10K → 15K29940-911#13276#14187
15K → 20K79523-444#14187#14631
20K → Half1377-64#14631#14695
Half → 25K83313-230#14695#14925
25K → 30K122265-143#14925#15068
30K → 20M70127-57#15068#15125
20M → 21M60150-90#15125#15215
21M → 35K5245+7#15215#15208
35K → 23M7589-14#15208#15222
23M → 24M6179-18#15222#15240
24M → 40K4997-48#15240#15288
40K → 25.2M4320+23#15288#15265
25.2M → Finish8643+43#15265#15222
TOTALS8624082-3220
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing