Reply To: (( halos ))

October 2, 2022 at 12:12 am #549288

Participant

what a display yesterday! am still reeling with delight.

I have two questions.

Is this a 46° halo or a supralateral arc? and above the upper tangent arc (my first of this shape!), is that faint down-curving line a Parry arc or a 23° upper pyramidal arc?

Privacy Overview

This website uses cookies to improve your experience while you navigate through the website. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. We also use third-party cookies that help us analyze and understand how you use this website. These cookies will be stored in your browser only with your consent. You also have the option to opt-out of these cookies. But opting out of some of these cookies may affect your browsing experience.

Necessary

Always Enabled

Necessary cookies are absolutely essential for the website to function properly. These cookies ensure basic functionalities and security features of the website, anonymously.

Cookie	Duration	Description
aelia_cs_selected_currency	1 day	This cookie is used to enable the currency selector functionality of our website.
aelia_customer_country	session	This cookie is used to enable the currency selector functionality of our website.
cookielawinfo-checkbox-advertisement	1 year	Set by the GDPR Cookie Consent plugin, this cookie is used to record the user consent for the cookies in the "Advertisement" category .
cookielawinfo-checkbox-analytics	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Analytics".
cookielawinfo-checkbox-functional	11 months	The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional".
cookielawinfo-checkbox-necessary	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookies is used to store the user consent for the cookies in the category "Necessary".
cookielawinfo-checkbox-others	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Other.
cookielawinfo-checkbox-performance	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Performance".
PHPSESSID	session	This cookie is native to PHP applications. The cookie is used to store and identify a users' unique session ID for the purpose of managing user session on the website. The cookie is a session cookies and is deleted when all the browser windows are closed.
viewed_cookie_policy	11 months	The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. It does not store any personal data.

Functional

Performance

Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors.

Cookie	Duration	Description
__utma	2 years	This cookie is set by Google Analytics and is used to distinguish users and sessions. The cookie is created when the JavaScript library executes and there are no existing __utma cookies. The cookie is updated every time data is sent to Google Analytics.
__utmb	30 minutes	Google Analytics sets this cookie, to determine new sessions/visits. __utmb cookie is created when the JavaScript library executes and there are no existing __utma cookies. It is updated every time data is sent to Google Analytics.
__utmc	session	The cookie is set by Google Analytics and is deleted when the user closes the browser. It is used to enable interoperability with urchin.js, which is an older version of Google Analytics and is used in conjunction with the __utmb cookie to determine new sessions/visits.
__utmt	10 minutes	Google Analytics sets this cookie to inhibit request rate.
__utmz	6 months	Google Analytics sets this cookie to store the traffic source or campaign by which the visitor reached the site.
peepso_last_visited_page	30 minutes	This cookie is used by the Community pages of our website to remember the last page you visited.

Analytics

Analytical cookies are used to understand how visitors interact with the website. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc.

Cookie	Duration	Description
CONSENT	16 years 3 months 7 days 8 hours	YouTube sets this cookie via embedded youtube-videos and registers anonymous statistical data.
sbjs_current	5 months 27 days	This cookie is to identify the source of a visit and store user action information about it in a cookies. This is a analytic and behavioural cookie used for improving the visitor experience on the website.
sbjs_current_add	5 months 27 days	This cookie is to identify the source of a visit and store user action information about it in a cookies. This is a analytic and behavioural cookie used for improving the visitor experience on the website.
sbjs_first	5 months 27 days	This cookie is to identify the source of a visit and store user action information about it in a cookies. This is a analytic and behavioural cookie used for improving the visitor experience on the website.
sbjs_first_add	5 months 27 days	This cookie is to identify the source of a visit and store user action information about it in a cookies. This is a analytic and behavioural cookie used for improving the visitor experience on the website.
sbjs_migrations	5 months 27 days	This cookie is to identify the source of a visit and store user action information about it in a cookies. This is a analytic and behavioural cookie used for improving the visitor experience on the website.
sbjs_session	30 minutes	This cookie is to identify the source of a visit and store user action information about it in a cookies. This is a analytic and behavioural cookie used for improving the visitor experience on the website.
sbjs_udata	5 months 27 days	This cookie is to identify the source of a visit and store user action information about it in a cookies. This is a analytic and behavioural cookie used for improving the visitor experience on the website.
vuid	2 years	Vimeo installs this cookie to collect tracking information by setting a unique ID to embed videos to the website.

Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. These cookies track visitors across websites and collect information to provide customized ads.

Cookie	Duration	Description
IDE	1 year 24 days	Google DoubleClick IDE cookies are used to store information about how the user uses the website to present them with relevant ads and according to the user profile.
test_cookie	15 minutes	The test_cookie is set by doubleclick.net and is used to determine if the user's browser supports cookies.
VISITOR_INFO1_LIVE	5 months 27 days	A cookie set by YouTube to measure bandwidth that determines whether the user gets the new or old player interface.
YSC	session	YSC cookie is set by Youtube and is used to track the views of embedded videos on Youtube pages.
yt-remote-connected-devices	never	YouTube sets this cookie to store the video preferences of the user using embedded YouTube video.
yt-remote-device-id	never	YouTube sets this cookie to store the video preferences of the user using embedded YouTube video.

Others

Basket