Rob Kaper... runs... Half Marathons!

Available distances:

• Deci Marathon 4.200m
  458 total, 5 official
• 5K 5.000m
  439 total, 14 official
• 10K 10.000m
  234 total, 18 official
• 15K 15.000m
  110 total, 6 official
• 10 Mile 16.100m
  91 total, 2 official
• 20K 20.000m
  60 total, 3 official
• Half Marathon 21.100m
  58 total, 14 official
• 25K 25.000m
  18 total, 3 official
• 30K 30.000m
  8 total, 3 official
• Marathon 42.195m
  3 total, 2 official

Pages on this site:

• PRs, Latest Activities and Official Runs
• Gear
• Pictures
• Planned races and runs

Half Marathon Results

Statistics for fun runs are inflated because of activities, indoor walking and photo opportunities during the run. Slow pace for training activities can be intentional. All non-official times include the inherent unreliability of GPS tracking.

Half Marathon 21.100m		Time	Δ		Pace	Date	Name City		Shoe	Notes
1.		1:54:31			5:25/km	28 Nov 2021		Linker Oevert Antwerp (Belgium)	Saucony Endorpin Pro 2
2.		1:54:48	+0:17	+ 0.25%	5:26/km	29 Aug 2021		Budapest Félmaraton Budapest (Hungary)	Nike Vaporfly Next% '19
3.		1:55:40	+1:09	+ 1.00%	5:28/km	8 Mar 2020		Vestingloop Gorinchem Gorinchem	Nike Vaporfly Next% '19
4.		1:58:09	+3:38	+ 3.17%	5:35/km	3 Oct 2021		Halve Marathon Capelle Capelle a/d IJssel	Saucony Endorpin Pro 2	Split (HM of 30K). Watch time.
5.		1:58:32	+4:01	+ 3.51%	5:37/km	27 Sep 2021		Training (Recovery) Rotterdam	Saucony Endorpin Shift	Split (HM of 21.179m). Watch time.
6.		1:59:05	+4:34	+ 3.99%	5:38/km	26 Sep 2021		Halve Marathon Barendrecht Barendrecht	Saucony Endorpin Pro 2
7.		1:59:44	+5:13	+ 4.56%	5:40/km	10 Oct 2021		Marathon Eindhoven Eindhoven	Saucony Endorpin Pro 2	Split (HM of M). Chip time.
8.		2:00:10	+5:39	+ 4.93%	5:41/km	29 Nov 2020		Training (Long run) Angerlo - Keppel - Doesburg	Saucony Endorpin Speed	Split (HM of 21.114m). Watch time.
9.		2:02:05	+7:34	+ 6.61%	5:47/km	19 Jan 2020		Halve Maassluis Maassluis	Nike Vaporfly Next% '19
10.		2:02:27	+7:56	+ 6.93%	5:48/km	16 Jan 2022		Zúzmara Félmaraton és Futófesztivál Budapest (Hungary)	Saucony Endorpin Speed Neon	Zúzmara means Hoarfrost.
11.		2:02:45	+8:14	+ 7.19%	5:49/km	31 Oct 2021		Droomtijdloop Delft	Saucony Endorpin Speed Neon
12.		2:03:10	+8:39	+ 7.55%	5:50/km	23 Feb 2020		Richmond Half Marathon London (United Kingdom)	Nike Pegasus Turbo 2
13.		2:03:27	+8:56	+ 7.80%	5:51/km	24 Oct 2021		Marathon Rotterdam Rotterdam	Nike Vaporfly Next% '19	Split (HM of M). Chip time.
14.		2:03:50	+9:19	+ 8.14%	5:52/km	18 Aug 2021		Training (Long run) Delft - Zoetermeer - Delft	Saucony Endorpin Speed Neon	Split (HM of 22.820m). Watch time.
15.		2:04:14	+9:43	+ 8.48%	5:53/km	1 Aug 2021		Training (Long run) Rotterdam - The Hague	Saucony Endorpin Speed Neon	Split (HM of 30.135m). Watch time.
16.		2:04:21	+9:50	+ 8.59%	5:53/km	2 Feb 2020		Zuiderparkloop Rotterdam	Nike Vaporfly Next% '19	Split (HM of 25K). Watch time.
17.		2:04:49	+10:18	+ 8.99%	5:54/km	13 Dec 2021		Training (Long run) Rotterdam	Saucony Endorpin Shift	Split (HM of 27.715m). Watch time.
18.		2:05:39	+11:08	+ 9.72%	5:57/km	31 May 2021		Training (Long run) Rotterdam	Saucony Endorpin Speed	Split (HM of 21.137m). Watch time.
19.		2:06:04	+11:33	+10.09%	5:58/km	19 Dec 2021		Training (Long run) Dordrecht - Rotterdam	Saucony Endorpin Speed Neon	Split (HM of 25.322m). Watch time.
20.		2:06:27	+11:56	+10.42%	5:59/km	12 Sep 2021		Training (Long run) The Hague	Saucony Endorpin Speed Neon	Split (HM of 21.150m). Watch time.
21.		2:07:20	+12:49	+11.19%	6:02/km	16 Nov 2020		Training (Long run) Rotterdam	Nike Pegasus 36 Pink	Split (HM of 21.212m). Watch time.
22.		2:08:02	+13:31	+11.80%	6:04/km	27 Apr 2021		Training (Long run) Rotterdam	Saucony Endorpin Speed	Split (HM of 25.309m). Watch time.
23.		2:08:34	+14:03	+12.27%	6:05/km	17 May 2020		Training (Long run) Rotterdam	Nike Pegasus 36 Pink	Split (HM of 21.154m). Watch time.
24.		2:09:23	+14:52	+12.98%	6:07/km	20 Jun 2021		Training (Long run) Gouda, Reeuwijk	Saucony Endorpin Speed	Split (HM of 21.130m). Watch time.
25.		2:09:30	+14:59	+13.08%	6:08/km	22 Mar 2020		Training (Long run) Rotterdam	Nike Pegasus 36 Pink	Split (HM of 24.341m). Watch time.
26.		2:11:31	+17:00	+14.85%	6:13/km	9 Nov 2021		Training (Long run) Rotterdam	Saucony Endorpin Shift Neon	Split (HM of 21.147m). Watch time.
27.		2:11:40	+17:09	+14.98%	6:14/km	11 Jul 2021		Training (Long run) Burgh-Haamstede, Renesse	Saucony Endorpin Speed	Split (HM of 21.151m). Watch time.
28.		2:12:11	+17:40	+15.43%	6:15/km	28 Mar 2021		Training (Long run) Rotterdam, Capelle a/d IJssel	Saucony Endorpin Speed	Split (HM of 21.619m). Watch time.
29.		2:13:08	+18:37	+16.26%	6:18/km	5 Sep 2021		Training (Long run) Rotterdam	Saucony Endorpin Speed Neon	Split (HM of 28.201m). Watch time.
30.		2:13:32	+19:01	+16.61%	6:19/km	23 Jun 2021		Training (Long run) Rotterdam	Saucony Endorpin Speed	Split (HM of 30.037m). Watch time.
31.		2:13:40	+19:09	+16.72%	6:20/km	26 Jan 2020		Training (Long run) Rotterdam	Nike Pegasus 36	Split (HM of 22.023m). Watch time.
32.		2:14:03	+19:32	+17.06%	6:21/km	5 May 2021		Training (Long run) Rotterdam	Saucony Endorpin Speed	Split (HM of 25.076m). Watch time.
33.		2:14:03	+19:32	+17.06%	6:21/km	21 Nov 2021		Training (Long run) Gouda	Saucony Endorpin Shift Neon	Split (HM of 21.121m). Watch time.
34.		2:14:16	+19:45	+17.25%	6:21/km	25 Oct 2020		Training (Long run) The Hague - Scheveningen - Delft	Saucony Endorpin Speed	Split (HM of 21.151m). Watch time.
35.		2:14:39	+20:08	+17.58%	6:22/km	17 Apr 2021		Training (Long run) Burgh-Haamstede	Saucony Endorpin Speed	Split (HM of 22.562m). Watch time.
36.		2:14:42	+20:11	+17.62%	6:23/km	18 Jul 2021		Halve van Helmond Helmond	Nike Vaporfly Next% '19	Day after second jab of COVID-19 vaccin. Tanked at 12km.
37.		2:15:08	+20:37	+18.00%	6:24/km	13 May 2021		Training (Long run) Gouda - Rotterdam	Saucony Endorpin Speed	Split (HM of 21.123m). Watch time.
38.		2:15:21	+20:50	+18.19%	6:24/km	25 Jul 2021		Rotte Dam Loop Rotterdam	Saucony Endorpin Speed Neon	Watch time. No official timekeeping.
39.		2:15:42	+21:11	+18.50%	6:25/km	13 Jun 2021		Training (Long run) The Hague	Saucony Endorpin Speed	Split (HM of 21.322m). Watch time.
40.		2:15:58	+21:27	+18.73%	6:26/km	8 Feb 2020		Training (Long run) Rotterdam	Nike Pegasus 36	Split (HM of 30.024m). Watch time.
41.		2:16:01	+21:30	+18.77%	6:26/km	29 Mar 2020		Training (Long run) Rotterdam	Nike Pegasus 36 Pink	Split (HM of 25.049m). Watch time.
42.		2:16:11	+21:40	+18.92%	6:27/km	14 Nov 2021		Training (Long run) Dordrecht	Saucony Endorpin Shift Neon	Split (HM of 22.701m). Watch time.
43.		2:16:37	+22:06	+19.30%	6:28/km	13 Oct 2019		Halve Marathon Eindhoven Eindhoven	Nike Vaporfly Next% '19
44.		2:16:57	+22:26	+19.59%	6:29/km	16 Jun 2021		Training (Long run) Rotterdam	Saucony Endorpin Speed	Split (HM of 28.706m). Watch time.
45.		2:17:50	+23:19	+20.36%	6:31/km	19 May 2021		Training (Long run) Rotterdam	Saucony Endorpin Shift	Split (HM of 22.798m). Watch time.
46.		2:18:38	+24:07	+21.06%	6:34/km	15 Sep 2021		Training (Long run) Rotterdam	Saucony Endorpin Shift	Split (HM of 34.014m). Watch time.
47.		2:18:53	+24:22	+21.28%	6:34/km	8 Nov 2020		Training (Long run) Dordrecht - Rotterdam	Nike Pegasus 36 Pink	Split (HM of 21.114m). Watch time.
48.		2:19:04	+24:33	+21.44%	6:35/km	16 May 2021		Training (Long run) Rotterdam	Saucony Endorpin Shift	Split (HM of 21.176m). Watch time.
49.		2:19:37	+25:06	+21.92%	6:37/km	21 Nov 2020		Training (Long run) Eindhoven	Nike Pegasus 36 Pink	Split (HM of 22.011m). Watch time.
50.		2:21:12	+26:41	+23.30%	6:41/km	23 Aug 2019		Training (Long run) Rotterdam	Nike Pegasus Turbo 2	Split (HM of 21.205m). Watch time.
51.		2:22:44	+28:13	+24.64%	6:45/km	11 Aug 2021		Training (Long run) Rotterdam, Schiedam	Saucony Endorpin Shift	Split (HM of 24.012m). Watch time.
52.		2:23:48	+29:17	+25.57%	6:48/km	20 Nov 2021		Beach Run / Halve Marathon van Monster Monster	Nike Pegasus 36 Trail
53.		2:23:48	+29:17	+25.57%	6:48/km	30 Nov 2021		Training (Long run) Rotterdam	Saucony Endorpin Shift Neon	Split (HM of 23.015m). Watch time.
54.		2:25:52	+31:21	+27.38%	6:54/km	5 Dec 2021		Training (Long run) Doesburg, Dieren, Veluwezoom	Saucony Endorpin Speed Neon	Split (HM of 25.039m). Watch time.
55.		2:28:03	+33:32	+29.28%	7:00/km	22 Jul 2020		Virtual Bucketlist Marathon Rotterdam	Nike Vaporfly Next% '19	Split (HM of M). Watch time.
56.		2:42:32	+48:01	+41.93%	7:42/km	10 May 2020		Virtuele Vestingloop Brielle Brielle	Nike Vaporfly Next% '19	Virtual due to COVID-19.
57.		2:51:58	+57:27	+50.17%	8:09/km	20 Sep 2020		Halve van Renesse / Trail by the Sea Renesse	Nike Pegasus 36 Trail	Split (HM of 23,5K). Watch time.
58.		3:05:31	+1:11:00	+62.00%	8:47/km	8 Aug 2020		Virtual Craft Beer Run Rotterdam-The Hague	Nike Pegasus 36 Pink	Split (HM of 26,5K). Watch time.

Half Marathon PR progression

Date	Official			Unofficial		Name City		Shoe	Notes
23 Aug 2019				2:21:12	6:41/km		Training (Long run) Rotterdam	Nike Pegasus Turbo 2	Split (HM of 21.205m). Watch time.
13 Oct 2019		2:16:37	6:28/km	2:16:37	6:28/km		Halve Marathon Eindhoven Eindhoven	Nike Vaporfly Next% '19
19 Jan 2020		2:02:05	5:47/km	2:02:05	5:47/km		Halve Maassluis Maassluis	Nike Vaporfly Next% '19
8 Mar 2020		1:55:40	5:28/km	1:55:40	5:28/km		Vestingloop Gorinchem Gorinchem	Nike Vaporfly Next% '19
29 Aug 2021		1:54:48	5:26/km	1:54:48	5:26/km		Budapest Félmaraton Budapest (Hungary)	Nike Vaporfly Next% '19
28 Nov 2021		1:54:31	5:25/km	1:54:31	5:25/km		Linker Oevert Antwerp (Belgium)	Saucony Endorpin Pro 2