Exposure
- ID
- GRAVI.2025-09-02T09:40:13.666_2
- Header ID
- GRAVI.2025-09-02T09:40:13.666
- Date updated
- 2025-09-02 09:50:57 UTC+0000
- Release date
- 2025-09-02 09:50:57 UTC+0000
- UTC Start
- 2025-09-02 09:40:13.666
- UTC End
- 2025-09-02 09:42:53.666
- MJD Start
- 60920.40293595
- MJD End
- 60920.404787801854
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004457
- Ambient temperature (°C)
- 9.16
- Seeing (arcsec)
- 0.5700000000000001
Observation
- ID
- 70164
- Category
- science
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52061
- Name
- P0031_A
- RA
- 57.14781666666666
- DEC
- -37.62200333333333
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.9620 | 90.0500 | 114.9000 | 115.3000 |
| A0-J2 | 129.1990 | 129.2230 | 92.2000 | 92.6000 |
| A0-K0 | 127.7480 | 127.6680 | 70.9120 | 71.3450 |
| G1-J2 | 57.8280 | 57.7690 | 55.2000 | 55.6000 |
| G1-K0 | 88.7470 | 88.6670 | 26.1610 | 26.5020 |
| J2-K0 | 47.4300 | 47.4490 | 349.8250 | 350.1400 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60920.40293595 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P0031_B |
| HIERARCH ESO INS SOBJ NAME | P0031_B |
| RA | 57.148263 |
| DEC | -37.62205 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 176.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 89.962 |
| HIERARCH ESO ISS PBL12 END | 90.05 |
| HIERARCH ESO ISS PBLA12 START | 114.9 |
| HIERARCH ESO ISS PBLA12 END | 115.3 |
| HIERARCH ESO ISS PBL13 START | 129.199 |
| HIERARCH ESO ISS PBL13 END | 129.223 |
| HIERARCH ESO ISS PBLA13 START | 92.2 |
| HIERARCH ESO ISS PBLA13 END | 92.6 |
| HIERARCH ESO ISS PBL14 START | 127.748 |
| HIERARCH ESO ISS PBL14 END | 127.668 |
| HIERARCH ESO ISS PBLA14 START | 70.912 |
| HIERARCH ESO ISS PBLA14 END | 71.345 |
| HIERARCH ESO ISS PBL23 START | 57.828 |
| HIERARCH ESO ISS PBL23 END | 57.769 |
| HIERARCH ESO ISS PBLA23 START | 55.2 |
| HIERARCH ESO ISS PBLA23 END | 55.6 |
| HIERARCH ESO ISS PBL24 START | 88.747 |
| HIERARCH ESO ISS PBL24 END | 88.667 |
| HIERARCH ESO ISS PBLA24 START | 26.161 |
| HIERARCH ESO ISS PBLA24 END | 26.502 |
| HIERARCH ESO ISS PBL34 START | 47.43 |
| HIERARCH ESO ISS PBL34 END | 47.449 |
| HIERARCH ESO ISS PBLA34 START | 349.825 |
| HIERARCH ESO ISS PBLA34 END | 350.14 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004895 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004019 |
| HIERARCH ESO ISS AMBI TEMP | 9.16 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | P0031_A |
| HIERARCH ESO FT ROBJ ALPHA | 034835.476 |
| HIERARCH ESO FT ROBJ DELTA | -373719.212 |