evn:guidelines
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evn:guidelines [2020/08/31 07:31] – [Guidelines on proposal writing] kazi | evn:guidelines [2021/07/16 09:20] (current) – [Spectral line observations] kazi | ||
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[[http:// | [[http:// | ||
of all past EVN symposia as well as links to the European Radio Interferometry Schools, ERIS. | of all past EVN symposia as well as links to the European Radio Interferometry Schools, ERIS. | ||
+ | |||
+ | The [[https:// | ||
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===== The most recent Call for Proposals ===== | ===== The most recent Call for Proposals ===== | ||
- | The most recent Call for Proposals can be found on the [[https:// | + | The most recent Call for Proposals can be found on the [[https:// |
===== Deadline ===== | ===== Deadline ===== | ||
- | Proposals must be received by 23:59:59 UTC on the appropriate 1st February, 1st June or 1st October deadlines.\\ | + | Proposals must be received by 16:00 UTC on the appropriate 1st February, 1st June or 1st October deadlines.\\ |
===== Contact ===== | ===== Contact ===== | ||
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===== Targets of Opportunity (ToO) ===== | ===== Targets of Opportunity (ToO) ===== | ||
- | Targets of opportunity (ToO) are defined to be extremely rare and/or unpredictable events where there is a limited opportunity to make scientifically important observations. This limited opportunity and the potential scientific impact of the observations together constitute the justification for an exceptional response to a ToO proposal, by-passing the normal EVN review and scheduling procedures. The policy to apply for ToO time can be found [[http:// | + | Targets of opportunity (ToO) are defined to be extremely rare and/or unpredictable events where there is a limited opportunity to make scientifically important observations. This limited opportunity and the potential scientific impact of the observations together constitute the justification for an exceptional response to a ToO proposal, by-passing the normal EVN review and scheduling procedures. The policy to apply for ToO time can be found [[http:// |
+ | |||
+ | Note that the proprietary period for ToO observations, | ||
Based on requests from the EVN user community, the EVN CBD has decided that the abstracts of any proposal (including ToOs and Short observations) submitted starting from the October 1 2017 deadline that receive observing time will become public at the EVN Data Archive (http:// | Based on requests from the EVN user community, the EVN CBD has decided that the abstracts of any proposal (including ToOs and Short observations) submitted starting from the October 1 2017 deadline that receive observing time will become public at the EVN Data Archive (http:// | ||
- | ===== Short Observations | + | ===== Short Observation Requests |
- | "Short" VLBI observations may be requested | + | Short requests (≤ 4 hours) are intended |
- | Short observations | + | Short requests must use standard observing and recording modes. They will be scheduled on a best effort basis. The observing time (≤ 4 hours) |
- | observing session begins. They can be proposed | + | |
- | justification | + | The format of short observation requests should include: |
+ | * A brief motivation, up to 250 words | ||
+ | * The coordinates of the target(s) and calibrator(s) | ||
+ | * The observing time justification | ||
+ | * The frequency band | ||
+ | * The GST range | ||
+ | * | ||
+ | * Any other information necessary for central scheduling by JIVE staff, e.g., preferred phase-referencing cycle (in case the short observation runs during an e-EVN day). | ||
+ | |||
+ | **Standard Disk Recording: | ||
+ | Short observation requests may be submitted | ||
+ | observing session begins by email to the EVN Program Committee Chair (Kazi Rygl, INAF-IRA, | ||
kazi.rygl@inaf.it) with the EVN Scheduler (Alastair Gunn, | kazi.rygl@inaf.it) with the EVN Scheduler (Alastair Gunn, | ||
alastair.g.gunn@manchester.ac.uk) and JIVE (Bob Campbell, campbell@jive.eu | alastair.g.gunn@manchester.ac.uk) and JIVE (Bob Campbell, campbell@jive.eu | ||
and Zsolt Paragi, zparagi@jive.eu) in copy. The EVN PC Chair will, at her | and Zsolt Paragi, zparagi@jive.eu) in copy. The EVN PC Chair will, at her | ||
discretion, authorize scheduling in any gaps in the session plan. | discretion, authorize scheduling in any gaps in the session plan. | ||
- | |||
- | The short observation request should include: | ||
- | * A brief motivation, up to 250 words | ||
- | * Target coordinates | ||
- | * Calibrator coordinates | ||
- | * Frequency setup | ||
- | * GST range | ||
- | * Essential stations for the observation | ||
- | * Any other information necessary for central scheduling by JIVE staff, e.g. preferred phase-referencing cycle | ||
- | + | **e-VLBI**: | |
- | Based on requests from the EVN user community, the EVN CBD has decided that the abstracts of any proposal (including ToOs and Short observations) submitted starting from the October 1 2017 deadline that receive observing time will become public at the EVN Data Archive (http:// | + | Short observation |
- | ===== Short Observations (e-VLBI) ===== | + | |
- | + | ||
- | "Short" e-VLBI observations may be requested for checking calibration or | + | |
- | target source compactness in preparation for or as part of a larger VLBI | + | |
- | observation | + | |
- | standard observing and recording modes. They will be scheduled on a best | + | |
- | effort basis. | + | |
- | + | ||
- | Short e-VLBI observations (≤ 2 hours) | + | |
- | e-VLBI run begins. They can be proposed | + | |
- | justification | + | |
kazi.rygl@inaf.it) with the EVN Scheduler (Alastair Gunn, | kazi.rygl@inaf.it) with the EVN Scheduler (Alastair Gunn, | ||
- | alastair.g.gunn@manchester.ac.uk) and JIVE (Bob Campbell, | + | alastair.g.gunn@manchester.ac.uk) and JIVE (Bob Campbell, campbell@jive.eu |
- | campbell@jive.eu and Zsolt Paragi, zparagi@jive.eu) in copy. The EVN PC Chair | + | and Zsolt Paragi, zparagi@jive.eu) in copy. The EVN PC Chair will, at her |
- | will, at her discretion, authorize scheduling in any gaps in the session | + | discretion, authorize scheduling in any gaps in the e-VLBI schedule. |
- | plan. | + | |
- | + | ||
- | The short observation request should include: | + | |
- | * A brief motivation, up to 250 words | + | |
- | * Target coordinates | + | |
- | * Calibrator coordinates | + | |
- | * Frequency setup | + | |
- | * GST range | + | |
- | * Essential stations for the observation | + | |
- | * Any other information necessary for central scheduling by JIVE staff, | + | |
- | Based on requests from the EVN user community, the EVN CBD has decided that the abstracts of any proposal (including ToOs and Short observations) submitted starting from the October 1 2017 deadline that receive observing time will become public at the EVN Data Archive (http:// | ||
+ | Based on requests from the EVN user community, the EVN CBD has decided that the abstracts of any proposal (including ToOs and Short observations) submitted starting from the October 1 2017 deadline that receive observing time will become public at the EVN Data Archive (http:// | ||
===== Out-of-Session observing time ===== | ===== Out-of-Session observing time ===== | ||
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==== Spectral line observations ==== | ==== Spectral line observations ==== | ||
- | Real-time e-EVN spectral line observations would be similar to those recorded on disk, but without the possibility of multiple correlation passes, which may limit the tactics for achieving higher spectral resolutions. The minimum data rate remains 32 Mbps (e.g. 2 dual-pol | + | Real-time e-EVN spectral line observations would be similar to those recorded on disk, but without the possibility of multiple correlation passes, which may limit the tactics for achieving higher spectral resolutions. The minimum data rate remains 32 Mbps (e.g. 1 dual-pol |
Note that [guidelines# | Note that [guidelines# | ||
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* Should indicate the maximum number of trigger events to be observed; | * Should indicate the maximum number of trigger events to be observed; | ||
* Should demonstrate the capability of the proposers to locate and respond to triggering events within the period for which the proposal should be active. | * Should demonstrate the capability of the proposers to locate and respond to triggering events within the period for which the proposal should be active. | ||
+ | |||
+ | //New:// Trigger activation in EVN Sessions is now also possible with the following restrictions: | ||
+ | |||
+ | * Performed on best effort basis; only if there is an available observing slot in the right frequency range and if media resources are sufficient. | ||
+ | * Performed in disk-recording only. | ||
+ | * Trigger activation should be done at least one week before the start of the desired frequency block in the schedule by writing a mail to the PC Chair. | ||
+ | |||
+ | Note that not all gaps in the observing schedule may be available for observations! | ||
==== Automated e-VLBI trigger observations ==== | ==== Automated e-VLBI trigger observations ==== |
evn/guidelines.txt · Last modified: 2021/07/16 09:20 by kazi