Sentences with phrase «monthly sunspot»

I downloaded monthly sunspot numbers, HadCRU temperature anomaly, and CO2 concentration from http://www.woodfortrees.org/data/sidc-ssn/from:1970/plot/esrl-co2/from:1970/plot/hadcrut3vgl/from:1970, and plugged the data into an online regression tool at http://www.xuru.org/rt/LR.asp

On this occasion, we slightly modified our data section: graphics and predictions can now be found in the new «Products» section, which gathers all data products derived from our primary sunspot number series, including our monthly sunspot bulletins.

Monthly sunspot numbers (Fig. 7) support the conclusion that the solar irradiance in the current solar cycle is significantly lower than in the three preceding solar cycles.

Add to that scaled monthly sunspot data to introduce the 0.1 deg C variations is surface temperature resulting from the solar cycle and add scaled monthly Stratospheric Aerosol Optical Depth data for dips and rebounds due to volcanic eruptions, and global surface temperature anomalies can be reproduced quite well.

This study uses a Markov chain method to find the relations between monthly Sunspots and ENSO data of two epochs (1996 — 2009 and 1950 — 2014).

Not exact matches

The sunspot number for July was the lowest monthly value for over 50 years.

The Sunspot data is available through the KNMI Climate Explorer Monthly climate indices webpage.

To highlight recent increases in activity, I have overlaid on the monthly International sunspot numbers (light blue) a 9.8 year moving average (in black) of sunspot numbers (9.8 selected as an average cycle length).

Yearly mean sunspot number (black) up to 1749 and monthly 13 - month smoothed sunspot number (blue) from 1749 up to the present.

As these are research products, those series cover a fixed time interval, and are not updated and extended on a monthly basis like the Sunspot Number.

We use the daily and monthly smoothed international sunspot number.

In this method, the minimum of an SC is determined by considering the number of spotless days and the frequency of occurrence of old and new cycle spot groups along with the mathematical minima in the monthly smoothed sunspot number.

Here, the SC characteristics are estimated using mathematical minima and maxima in the monthly smoothed sunspot number.

We now also separate in distinct files the monthly mean sunspot number from the 13 - month smoothed sunspot number, which is considered as a secondary data set.

We use the daily and monthly smoothed international sunspot numbers (available at http://ngdc.noaa.gov and http://sidc.oma.be/sunspot-data), and they are denoted by S, and Sms, respectively.

Since then, solar activity has steadily declined (monthly mean sunspot number now around 40), but remained above 70 over many months, probably indicating that the annual mean for 2014 will also mark a yearly maximum at 78.9.

Monthly values of the reconstructed sunspot are available at the CDS via anonymous ftp to cdsarc.u - strasbg.

First we estimate the uncertainty of a monthly mean sunspot number reconstructed from a single daily observation.

The new series of the sunspot group numbers with monthly and annual resolution is provided forming a basis for new studies of the solar variability and solar dynamo for the last 250 yr.

Last night I came across a graph from SIDC that shows the international sunspot number in a monthly format from 1950 to the present.