Exposure
- ID
- GRAVI.2025-07-21T22:55:35.026_2
- Header ID
- GRAVI.2025-07-21T22:55:35.026
- Date updated
- 2025-07-21 23:05:29 UTC+0000
- Release date
- 2025-07-21 23:05:29 UTC+0000
- UTC Start
- 2025-07-21 22:55:35.026
- UTC End
- 2025-07-21 22:56:15.026
- MJD Start
- 60877.95526651
- MJD End
- 60877.95572947296
- Exposure time (s)
- 40.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.010111
- Ambient temperature (°C)
- 14.77
- Seeing (arcsec)
- 0.765
Observation
- ID
- 68768
- Category
- science
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 44244
- Name
- P0442_A
- RA
- 212.27819999999997
- DEC
- -59.7234375
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 | 87.6980 | 87.7380 | 112.3000 | 112.5000 |
| A0-J2 | 129.2040 | 129.2090 | 92.9000 | 93.1000 |
| A0-K0 | 125.5630 | 125.5160 | 74.9060 | 75.0880 |
| G1-J2 | 54.8590 | 54.8260 | 60.9000 | 61.0000 |
| G1-K0 | 77.2350 | 77.1870 | 31.2870 | 31.4170 |
| J2-K0 | 40.0510 | 40.0610 | 348.7680 | 348.8810 |
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 | 60877.95526651 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P0442_B |
| HIERARCH ESO INS SOBJ NAME | P0442_B |
| RA | 212.276101 |
| DEC | -59.72396 |
| 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 | 54.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 87.698 |
| HIERARCH ESO ISS PBL12 END | 87.738 |
| HIERARCH ESO ISS PBLA12 START | 112.3 |
| HIERARCH ESO ISS PBLA12 END | 112.5 |
| HIERARCH ESO ISS PBL13 START | 129.204 |
| HIERARCH ESO ISS PBL13 END | 129.209 |
| HIERARCH ESO ISS PBLA13 START | 92.9 |
| HIERARCH ESO ISS PBLA13 END | 93.1 |
| HIERARCH ESO ISS PBL14 START | 125.563 |
| HIERARCH ESO ISS PBL14 END | 125.516 |
| HIERARCH ESO ISS PBLA14 START | 74.906 |
| HIERARCH ESO ISS PBLA14 END | 75.088 |
| HIERARCH ESO ISS PBL23 START | 54.859 |
| HIERARCH ESO ISS PBL23 END | 54.826 |
| HIERARCH ESO ISS PBLA23 START | 60.9 |
| HIERARCH ESO ISS PBLA23 END | 61.0 |
| HIERARCH ESO ISS PBL24 START | 77.235 |
| HIERARCH ESO ISS PBL24 END | 77.187 |
| HIERARCH ESO ISS PBLA24 START | 31.287 |
| HIERARCH ESO ISS PBLA24 END | 31.417 |
| HIERARCH ESO ISS PBL34 START | 40.051 |
| HIERARCH ESO ISS PBL34 END | 40.061 |
| HIERARCH ESO ISS PBLA34 START | 348.768 |
| HIERARCH ESO ISS PBLA34 END | 348.881 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008912 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01131 |
| HIERARCH ESO ISS AMBI TEMP | 14.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.74 |
| HIERARCH ESO ISS AMBI FWHM END | 0.79 |
| HIERARCH ESO FT ROBJ NAME | P0442_A |
| HIERARCH ESO FT ROBJ ALPHA | 140906.768 |
| HIERARCH ESO FT ROBJ DELTA | -594324.375 |