Selection of the algorithm is in there --- just not documented. (I often do
that with configurations that are not quite settled.)
Here's the default. It will be documented in V4.3.
[StdWXCalculate]
[[WXXTypes]]
[[[maxSolarRad]]]
algorithm = rs
atc = 0.8
nfac = 2
Adjust as you please.
-tk
On Mon, Dec 21, 2020 at 10:47 AM Karen K <kk4468...@gmail.com> wrote:
> First, I see 2 different formulas in WeeWX. Additionally there is a factor
> that can be between 0.7 and 0.91. It may be an idea to adjust those values.
> (But in the moment I found no place to put "atc" and "maxSolarRad_algo"
> into weewx.conf.
>
> tke...@gmail.com schrieb am Montag, 21. Dezember 2020 um 19:38:30 UTC+1:
>
>> Well, if someone has a better source for calculating maximum solar
>> radiation, that matches the radiation spectrum of popular sensors, I'm all
>> ears.
>>
>> On Mon, Dec 21, 2020 at 8:19 AM t...@tom.org <t...@tom.org> wrote:
>>
>>> kk, glad you corroborated my observations. I am no expert in this for
>>> sure. I am just tired of all of the comments I get from visitors to the
>>> website about how my readings exceed theoretical max. I could remove the
>>> max, but that doesn't seem fun.
>>>
>>> I do not have the expertise to validate the way weewx calculates it nor
>>> am I even competent in Python, but for those who may, here is a link to the
>>> code:
>>>
>>>
>>> https://github.com/weewx/weewx/blob/d91635f3bc429f906d1f084c6a6bc8ee09fa1a27/bin/weewx/wxformulas.py#L332
>>>
>>>
>>>
>>> On Sunday, December 20, 2020 at 1:26:31 PM UTC-5 kk44...@gmail.com
>>> wrote:
>>>
>>>> I found that thread interesting, so I added the column "maxSolarRad",
>>>> too.
>>>>
>>>> [image: dayradiation.png]
>>>> Readings of the console and the WeatherLinkLive device are quite the
>>>> same. And the readings of "radiation" are higher than "maxSolarRad". The
>>>> values I upload to the local weather network are well in the range of other
>>>> stations nearby.
>>>>
>>>>
>>>> Greg Troxel schrieb am Sonntag, 20. Dezember 2020 um 17:58:01 UTC+1:
>>>>
>>>>>
>>>>> Greg Troxel <g...@lexort.com> writes:
>>>>>
>>>>> > Can someone share how to add maxSolarRad (when it is in the db) to
>>>>> the
>>>>> > graphs for the traditional skin? Can I graph radiation, max
>>>>> (observed),
>>>>> > and theory all at once, having three?
>>>>>
>>>>> The answer is to just add it and label it; it comes out in green after
>>>>> radiation in blue and max in red. Pro Tip: add it after radiation_max,
>>>>> which is the max of local observations, and don't stick the line after
>>>>> the radiation_max header and the 4 lines defining how max should be.
>>>>>
>>>>>
>>>>> [[[dayradiation]]]
>>>>> [[[[radiation]]]]
>>>>> [[[[radiation_max]]]]
>>>>> data_type = radiation
>>>>> aggregate_type = max
>>>>> aggregate_interval = 3600
>>>>> label = max
>>>>> [[[[maxSolarRad]]]]
>>>>> label = theory
>>>>>
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