in Estonia Kristjan Nurmela Ain Kallis Davos 2015 Estonia Estonia parameters Latitude and Longitude 59 00 N 26 00 E Population 13M 691 Estonians 252 ID: 794812
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Slide1
Radiation measurements in Estonia
Kristjan Nurmela, Ain Kallis
Davos 2015
Slide2Estonia
Slide3Estonia
parameters:Latitude and
Longitude 59° 00' N, 26° 00' E
Population
1.3M (69.1%
Estonians
, 25.2%
Russians)
Area 45 339 km2Maximum height
: 317 (m.a.s.l) Coldes: -43.5 °C 17th of January
1940Hottest: 35.6 °C 11th of August 1992
Common
temp. range : -10
to
+20
°C
Slide4Estonia in IPC events
PMO6-850405
Ain Kallis
IPCs
1995-2010 (5)
Slide5Actinometric
network in Estonia
8x global
radiation
5x UVE
13x
sunshine
duratation
Longer time
series of radiation measurements have been
obtained from Tartu-Tõravere (
since
1950) and
Tiirikoja
near
Lake Peipsi (
since
1956).
Tallinn
Haapsalu
Narva
Tiirikoja
Tõravere
Nigula
Võru
Jõhvi
Sõrve
Viljandi
Jõgeva
Kuusiku
Pärnu
Ristna
Vilsandi
Roomassaare
Slide6Tartu-Tõravere BSRN stationradiation
sensors:
Janiševski
AT-50
Eppley
NIP
LI-COR
190SA
LI-COR
190SA
direct
irradiance
g
lobal
,
diffuse
,
reflected
irradiance
photosynthetically
active
radiation,direct and global
downward longwave irradiance
upward longwave
irradiancetotal
ozone measurements
UV erythemal
radiation
net radiation
UVA + UVB
306 nm UVB
CM-21 + CV 2
CMP-21
CVF 4
CHP 1
CM-21 + CVF 3
CGR 4 + CVF 4
Eppley
PIR
Solar
Light
Microtops II
UVS-e-t
GB-1 J. Reemann (1965- )
CUV 3
CUVB 1
Tartu-
Tõravere
Station
became a BSRN candidate in 1993, since 1999
it has operated as a BSRN station.
It belongs to the
Estonian Environment Agency (former Estonian Meteorological and Hydrological
Institute)
Slide7Data
acquisition in Tõravere station
Slide8New Instruments since 2010:
Kipp&Zonen 2AP sun trackerPFR for
AOD (atm on repair & cal)
1/3 on
the
way
to full
automatisation using Vaisala MAWS stations (
troubleshooting)
Slide9Calibrations
Slide107th
o
f
June
2015
(
sunny
sunday
)
Slide11Slide12Future plans:
Vaisala Observation Network ManagerConnecting all Tõravere
station radiation instruments to
Vaisala MAWS
system
Start
calibrating
all our
instruments more regularly
Replace J. Reemann GB-1 net radiation with pyranometers and pyrgeometers
calculation.
Slide13Kristjan
Nurmela
kristjan.nurmela@envir.ee
Thank
you
for
your attention
Agent 007