Exposure
- ID
- GRAVI.2021-07-25T06:07:00.295_2
- Header ID
- GRAVI.2021-07-25T06:07:00.295
- Date updated
- 2021-07-25 06:25:30 UTC+0000
- Release date
- 2022-07-25 06:25:30 UTC+0000
- UTC Start
- 2021-07-25 06:07:00.295
- UTC End
- 2021-07-25 06:13:00.295
- MJD Start
- 59420.25486452
- MJD End
- 59420.2590311867
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0039125
- Ambient temperature (°C)
- 10.0
- Seeing (arcsec)
- 0.74
Observation
- ID
- 47481
- Category
- science
- Program ID
- 5102.C-0122(D)
- Program Title
- EXTREME SOLAR SYSTEM. TAKING A CLOSER LOOK WITH THE VLTI/GRAVITY DUAL-FIELD CAPABILITY.
- Program Type
- Monitoring
- PI / COI
- CHAUVIN/ FORVEILLE/ BERGER/ BEUST/ BOUCHY/ CORREIA/ FARAMAZ/ HAGELBERG/ JENKINS/ KERVELLA/ LAGRANGE/ MELO/ MENDEZ/ MOUTOU/ REY/ SANTOS/ THEBAULT
Target
- ID
- 32770
- Name
- HD196885_A
- RA
- 309.966145833333
- DEC
- 11.2496388888889
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.5870 | 51.9390 | 34.6000 | 34.8000 |
| U1-U3 | 95.7370 | 96.3640 | 40.4000 | 40.5000 |
| U1-U4 | 129.8600 | 130.0530 | 63.6230 | 63.3550 |
| U2-U3 | 44.7220 | 44.9770 | 47.1000 | 47.1000 |
| U2-U4 | 88.3810 | 87.9850 | 80.0850 | 79.7280 |
| U3-U4 | 56.3880 | 55.6660 | 105.6590 | 105.5540 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 5102.C-0122(D) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59420.25486452 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD196885_A |
| HIERARCH ESO INS SOBJ NAME | HD196885_B |
| RA | 309.968682 |
| DEC | 11.25021 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 377.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 51.587 |
| HIERARCH ESO ISS PBL12 END | 51.939 |
| HIERARCH ESO ISS PBLA12 START | 34.6 |
| HIERARCH ESO ISS PBLA12 END | 34.8 |
| HIERARCH ESO ISS PBL13 START | 95.737 |
| HIERARCH ESO ISS PBL13 END | 96.364 |
| HIERARCH ESO ISS PBLA13 START | 40.4 |
| HIERARCH ESO ISS PBLA13 END | 40.5 |
| HIERARCH ESO ISS PBL14 START | 129.86 |
| HIERARCH ESO ISS PBL14 END | 130.053 |
| HIERARCH ESO ISS PBLA14 START | 63.623 |
| HIERARCH ESO ISS PBLA14 END | 63.355 |
| HIERARCH ESO ISS PBL23 START | 44.722 |
| HIERARCH ESO ISS PBL23 END | 44.977 |
| HIERARCH ESO ISS PBLA23 START | 47.1 |
| HIERARCH ESO ISS PBLA23 END | 47.1 |
| HIERARCH ESO ISS PBL24 START | 88.381 |
| HIERARCH ESO ISS PBL24 END | 87.985 |
| HIERARCH ESO ISS PBLA24 START | 80.085 |
| HIERARCH ESO ISS PBLA24 END | 79.728 |
| HIERARCH ESO ISS PBL34 START | 56.388 |
| HIERARCH ESO ISS PBL34 END | 55.666 |
| HIERARCH ESO ISS PBLA34 START | 105.659 |
| HIERARCH ESO ISS PBLA34 END | 105.554 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003781 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004044 |
| HIERARCH ESO ISS AMBI TEMP | 10.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.79 |
| HIERARCH ESO FT ROBJ NAME | HD196885_A |
| HIERARCH ESO FT ROBJ ALPHA | 203951.875 |
| HIERARCH ESO FT ROBJ DELTA | 111458.700 |