Exposure
- ID
- GRAVI.2025-06-24T01:59:50.076_2
- Header ID
- GRAVI.2025-06-24T01:59:50.076
- Date updated
- 2025-06-24 02:10:48 UTC+0000
- Release date
- 2025-06-24 01:59:50 UTC+0000
- UTC Start
- 2025-06-24 01:59:50.076
- UTC End
- 2025-06-24 02:03:50.076
- MJD Start
- 60850.08321847
- MJD End
- 60850.08599624778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0047905
- Ambient temperature (°C)
- 11.36
- Seeing (arcsec)
- 0.435
Observation
- ID
- 68222
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 49205
- Name
- hd123227a
- RA
- 211.9230333333333
- DEC
- -49.86758944444445
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 24.6750 | 24.7050 | 151.8000 | 152.5000 |
| A0-D0 | 29.9880 | 29.8530 | 87.3000 | 88.1000 |
| A0-C1 | 22.6240 | 22.6230 | 128.3250 | 129.1390 |
| B2-D0 | 29.5050 | 29.3800 | 38.3000 | 38.8000 |
| B2-C1 | 9.8280 | 9.7870 | 38.2790 | 38.7860 |
| D0-C1 | 19.6770 | 19.5930 | 218.3520 | 218.8590 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60850.08321847 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd123227b |
| HIERARCH ESO INS SOBJ NAME | hd123227b |
| RA | 211.919219 |
| DEC | -49.86683 |
| 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 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 24.675 |
| HIERARCH ESO ISS PBL12 END | 24.705 |
| HIERARCH ESO ISS PBLA12 START | 151.8 |
| HIERARCH ESO ISS PBLA12 END | 152.5 |
| HIERARCH ESO ISS PBL13 START | 29.988 |
| HIERARCH ESO ISS PBL13 END | 29.853 |
| HIERARCH ESO ISS PBLA13 START | 87.3 |
| HIERARCH ESO ISS PBLA13 END | 88.1 |
| HIERARCH ESO ISS PBL14 START | 22.624 |
| HIERARCH ESO ISS PBL14 END | 22.623 |
| HIERARCH ESO ISS PBLA14 START | 128.325 |
| HIERARCH ESO ISS PBLA14 END | 129.139 |
| HIERARCH ESO ISS PBL23 START | 29.505 |
| HIERARCH ESO ISS PBL23 END | 29.38 |
| HIERARCH ESO ISS PBLA23 START | 38.3 |
| HIERARCH ESO ISS PBLA23 END | 38.8 |
| HIERARCH ESO ISS PBL24 START | 9.828 |
| HIERARCH ESO ISS PBL24 END | 9.787 |
| HIERARCH ESO ISS PBLA24 START | 38.279 |
| HIERARCH ESO ISS PBLA24 END | 38.786 |
| HIERARCH ESO ISS PBL34 START | 19.677 |
| HIERARCH ESO ISS PBL34 END | 19.593 |
| HIERARCH ESO ISS PBLA34 START | 218.352 |
| HIERARCH ESO ISS PBLA34 END | 218.859 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005126 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004455 |
| HIERARCH ESO ISS AMBI TEMP | 11.36 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |
| HIERARCH ESO FT ROBJ NAME | hd123227a |
| HIERARCH ESO FT ROBJ ALPHA | 140741.528 |
| HIERARCH ESO FT ROBJ DELTA | -495203.322 |