Exposure
- ID
- GRAVI.2023-09-01T09:12:40.934_2
- Header ID
- GRAVI.2023-09-01T09:12:40.934
- Date updated
- 2023-09-01 09:20:28 UTC+0000
- Release date
- 2023-09-01 09:12:40 UTC+0000
- UTC Start
- 2023-09-01 09:12:40.934
- UTC End
- 2023-09-01 09:13:44.934
- MJD Start
- 60188.38380711
- MJD End
- 60188.38454785074
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001889
- Ambient temperature (°C)
- 11.11
- Seeing (arcsec)
- 1.5899999999999999
Observation
- ID
- 56818
- Category
- calibrator
- Program ID
- 111.24MN.001
- Program Title
- MONITORING 51 ERI B FOR A PERTURBING INNER COMPANION
- Program Type
- Monitoring
- PI / COI
- BALMER/ KAMMERER/ PUEYO/ LACOUR/ MAIRE/ WANG/ NOWAK/ STOLKER/ MOLLIERE/ CORREIA/ HINKLEY/ POURRÉ/ BOURDAROT/ OTTEN/ KERVELLA/ CASELLI/ BENISTY/ SAMLAND/ RICKMAN
Target
- ID
- 33294
- Name
- HD25535
- RA
- 60.514370833333324
- DEC
- -34.482168055555555
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 | 56.3750 | 56.3670 | 20.3000 | 20.5000 |
| U1-U3 | 102.2870 | 102.2750 | 26.5000 | 26.6000 |
| U1-U4 | 129.8940 | 129.9300 | 53.6160 | 53.8260 |
| U2-U3 | 46.6320 | 46.6290 | 33.9000 | 34.1000 |
| U2-U4 | 88.3860 | 88.4510 | 74.1230 | 74.3340 |
| U3-U4 | 60.7560 | 60.8260 | 103.8260 | 104.0080 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24MN.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60188.38380711 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD25535 |
| HIERARCH ESO INS SOBJ NAME | HD25535B |
| RA | 60.519403 |
| DEC | -34.48205 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| 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 | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 56.375 |
| HIERARCH ESO ISS PBL12 END | 56.367 |
| HIERARCH ESO ISS PBLA12 START | 20.3 |
| HIERARCH ESO ISS PBLA12 END | 20.5 |
| HIERARCH ESO ISS PBL13 START | 102.287 |
| HIERARCH ESO ISS PBL13 END | 102.275 |
| HIERARCH ESO ISS PBLA13 START | 26.5 |
| HIERARCH ESO ISS PBLA13 END | 26.6 |
| HIERARCH ESO ISS PBL14 START | 129.894 |
| HIERARCH ESO ISS PBL14 END | 129.93 |
| HIERARCH ESO ISS PBLA14 START | 53.616 |
| HIERARCH ESO ISS PBLA14 END | 53.826 |
| HIERARCH ESO ISS PBL23 START | 46.632 |
| HIERARCH ESO ISS PBL23 END | 46.629 |
| HIERARCH ESO ISS PBLA23 START | 33.9 |
| HIERARCH ESO ISS PBLA23 END | 34.1 |
| HIERARCH ESO ISS PBL24 START | 88.386 |
| HIERARCH ESO ISS PBL24 END | 88.451 |
| HIERARCH ESO ISS PBLA24 START | 74.123 |
| HIERARCH ESO ISS PBLA24 END | 74.334 |
| HIERARCH ESO ISS PBL34 START | 60.756 |
| HIERARCH ESO ISS PBL34 END | 60.826 |
| HIERARCH ESO ISS PBLA34 START | 103.826 |
| HIERARCH ESO ISS PBLA34 END | 104.008 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002023 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001755 |
| HIERARCH ESO ISS AMBI TEMP | 11.11 |
| HIERARCH ESO ISS AMBI FWHM START | 1.54 |
| HIERARCH ESO ISS AMBI FWHM END | 1.64 |
| HIERARCH ESO FT ROBJ NAME | HD25535 |
| HIERARCH ESO FT ROBJ ALPHA | 040203.449 |
| HIERARCH ESO FT ROBJ DELTA | -342855.805 |