Exposure
- ID
- GRAVI.2025-12-07T07:58:45.605_2
- Header ID
- GRAVI.2025-12-07T07:58:45.605
- Date updated
- 2025-12-07 08:11:30 UTC+0000
- Release date
- 2026-12-07 08:11:30 UTC+0000
- UTC Start
- 2025-12-07 07:58:45.605
- UTC End
- 2025-12-07 08:05:25.605
- MJD Start
- 61016.33247228
- MJD End
- 61016.33710190963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002188
- Ambient temperature (°C)
- 9.48
- Seeing (arcsec)
- 1.31
Observation
- ID
- 72025
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 53486
- Name
- QBQS_J054803.20-4848
- RA
- 87.00744166666667
- DEC
- -48.803662777777774
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 | 45.2060 | 44.7110 | 46.2000 | 46.9000 |
| U1-U3 | 80.7520 | 79.7230 | 54.0000 | 54.8000 |
| U1-U4 | 105.3480 | 103.8060 | 89.2650 | 90.5650 |
| U2-U3 | 36.5040 | 35.9780 | 63.8000 | 64.7000 |
| U2-U4 | 78.6650 | 77.8750 | 112.3860 | 113.9340 |
| U3-U4 | 60.9940 | 60.8160 | 139.0450 | 140.5440 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.29H7.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 61016.33247228 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | QBQS J054803.20-484813.1 |
| HIERARCH ESO INS SOBJ NAME | QBQS_J054803.20-4848 |
| RA | 87.011483 |
| DEC | -48.80398 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 45.206 |
| HIERARCH ESO ISS PBL12 END | 44.711 |
| HIERARCH ESO ISS PBLA12 START | 46.2 |
| HIERARCH ESO ISS PBLA12 END | 46.9 |
| HIERARCH ESO ISS PBL13 START | 80.752 |
| HIERARCH ESO ISS PBL13 END | 79.723 |
| HIERARCH ESO ISS PBLA13 START | 54.0 |
| HIERARCH ESO ISS PBLA13 END | 54.8 |
| HIERARCH ESO ISS PBL14 START | 105.348 |
| HIERARCH ESO ISS PBL14 END | 103.806 |
| HIERARCH ESO ISS PBLA14 START | 89.265 |
| HIERARCH ESO ISS PBLA14 END | 90.565 |
| HIERARCH ESO ISS PBL23 START | 36.504 |
| HIERARCH ESO ISS PBL23 END | 35.978 |
| HIERARCH ESO ISS PBLA23 START | 63.8 |
| HIERARCH ESO ISS PBLA23 END | 64.7 |
| HIERARCH ESO ISS PBL24 START | 78.665 |
| HIERARCH ESO ISS PBL24 END | 77.875 |
| HIERARCH ESO ISS PBLA24 START | 112.386 |
| HIERARCH ESO ISS PBLA24 END | 113.934 |
| HIERARCH ESO ISS PBL34 START | 60.994 |
| HIERARCH ESO ISS PBL34 END | 60.816 |
| HIERARCH ESO ISS PBLA34 START | 139.045 |
| HIERARCH ESO ISS PBLA34 END | 140.544 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002211 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002165 |
| HIERARCH ESO ISS AMBI TEMP | 9.48 |
| HIERARCH ESO ISS AMBI FWHM START | 1.27 |
| HIERARCH ESO ISS AMBI FWHM END | 1.35 |
| HIERARCH ESO FT ROBJ NAME | QBQS_J054803.20-4848 |
| HIERARCH ESO FT ROBJ ALPHA | 054801.786 |
| HIERARCH ESO FT ROBJ DELTA | -484813.186 |