Exposure
- ID
- GRAVI.2024-11-16T08:25:07.161_2
- Header ID
- GRAVI.2024-11-16T08:25:07.161
- Date updated
- 2024-11-16 08:40:36 UTC+0000
- Release date
- 2025-11-16 08:40:36 UTC+0000
- UTC Start
- 2024-11-16 08:25:07.161
- UTC End
- 2024-11-16 08:33:07.161
- MJD Start
- 60630.35077733
- MJD End
- 60630.3563328856
- Exposure time (s)
- 480.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009323
- Ambient temperature (°C)
- 11.39
- Seeing (arcsec)
- 0.52
Observation
- ID
- 61625
- Category
- science
- Program ID
- 114.27UV.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM, G.
Target
- ID
- 45803
- Name
- 51_Eri
- RA
- 69.4005541666667
- DEC
- -2.47354861111111
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 | 56.4870 | 56.4120 | 35.3000 | 35.2000 |
| U1-U3 | 101.5670 | 101.2190 | 39.7000 | 39.5000 |
| U1-U4 | 116.3790 | 114.3970 | 61.2250 | 60.7710 |
| U2-U3 | 45.4580 | 45.1640 | 45.2000 | 44.9000 |
| U2-U4 | 70.0930 | 67.9790 | 81.8780 | 81.7170 |
| U3-U4 | 43.2290 | 41.7610 | 120.7840 | 122.0850 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27UV.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60630.35077733 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.403082 |
| DEC | -2.47381 |
| 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 | 497.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 56.487 |
| HIERARCH ESO ISS PBL12 END | 56.412 |
| HIERARCH ESO ISS PBLA12 START | 35.3 |
| HIERARCH ESO ISS PBLA12 END | 35.2 |
| HIERARCH ESO ISS PBL13 START | 101.567 |
| HIERARCH ESO ISS PBL13 END | 101.219 |
| HIERARCH ESO ISS PBLA13 START | 39.7 |
| HIERARCH ESO ISS PBLA13 END | 39.5 |
| HIERARCH ESO ISS PBL14 START | 116.379 |
| HIERARCH ESO ISS PBL14 END | 114.397 |
| HIERARCH ESO ISS PBLA14 START | 61.225 |
| HIERARCH ESO ISS PBLA14 END | 60.771 |
| HIERARCH ESO ISS PBL23 START | 45.458 |
| HIERARCH ESO ISS PBL23 END | 45.164 |
| HIERARCH ESO ISS PBLA23 START | 45.2 |
| HIERARCH ESO ISS PBLA23 END | 44.9 |
| HIERARCH ESO ISS PBL24 START | 70.093 |
| HIERARCH ESO ISS PBL24 END | 67.979 |
| HIERARCH ESO ISS PBLA24 START | 81.878 |
| HIERARCH ESO ISS PBLA24 END | 81.717 |
| HIERARCH ESO ISS PBL34 START | 43.229 |
| HIERARCH ESO ISS PBL34 END | 41.761 |
| HIERARCH ESO ISS PBLA34 START | 120.784 |
| HIERARCH ESO ISS PBLA34 END | 122.085 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007977 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010669 |
| HIERARCH ESO ISS AMBI TEMP | 11.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | 51_Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |