- Elevation, modelled
- 420 m
- Tallest summit within 6.6 miles
- Jonsknuten904 m · 5.0 mi
- Sunset, June solstice
- 22:46local time
- Coordinates
- 59.6094, 9.4459
Jerngruva is a attraction, at a modelled 420 m. Jonsknuten stands 904 m to the north-northeast, 5.0 miles off. The nearest named place is Svartås, a peak 0.9 miles away.
The principal mine of Kongsberg Jernverk, started in 1809
Summits around it
The highest named summits within 6.6 miles of Jerngruva. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Jonsknuten | NNE 32° | 904 m | 5.0 mi |
| Jonstjernhøgda | NE 37° | 826 m | 4.9 mi |
| Lilleknuten | NE 34° | 810 m | 4.8 mi |
| Mokollen | NNE 27° | 803 m | 5.5 mi |
| Fjellstulvarden | WNW 288° | 786 m | 1.8 mi |
| Vinbekkhorn | NW 325° | 778 m | 1.1 mi |
| Rupefjell | NNW 331° | 760 m | 5.3 mi |
| Nr. 17 åsen | NE 41° | 748 m | 4.6 mi |
Named places within 25 miles
Peaks
- Svartås: 0.9 mi
- Vinbekkhorn: 1.1 mi
- Bjønntjønnvarden: 1.4 mi
- Kolsjøhøgda: 1.7 mi
- Fjellstulvarden: 1.8 mi
Waterfalls
- Fossehogge: 2.9 mi
- Brånabekkfossen: 3.0 mi
- Rakketjønnfossen: 4.2 mi
- Goddalsfossan: 4.7 mi
- Astridåfossen: 4.9 mi
Historic sites
Attractions: 44
- Kolhusdalen skjerp: 3.6 mi
- Brennåsen kobberskjerp: 3.8 mi
- Brattåsen kobberskjerp: 4.0 mi
- Jonstjernbekken blygruve: 4.0 mi
- Lassedalen flusspatgruve: 4.3 mi
Museums: 21
- Norsk Bergverksmuseum - Sakkerhusene: 5.5 mi
- Telemark Kunstmuseum - Verdensarvsenteret: 7.1 mi
- Bok & Blueshuset: 7.6 mi
- Numedalslågens Fløtningsmuseum: 7.8 mi
- Norsk Vassdragsmuseum: 7.8 mi
Beaches: 10
- Øksne: 1.2 mi
- Kolsjø: 2.3 mi
- Rundetjern: 7.6 mi
- Jondalsdammen: 8.6 mi
- Gataland: 20.9 mi
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 06:26 | 17:41 | 18:36 |
| June solstice | 04:03 | 21:28 | 22:46 |
| September equinox | 07:07 | 18:31 | 19:25 |
| December solstice | 09:21 | 13:22 | 15:21 |
Local time (Europe/Oslo).
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