Exposure
- ID
- GRAVI.2025-04-23T05:44:02.980_2
- Header ID
- GRAVI.2025-04-23T05:44:02.980
- Date updated
- 2025-04-23 05:55:46 UTC+0000
- Release date
- 2025-04-23 05:44:02 UTC+0000
- UTC Start
- 2025-04-23 05:44:02.980
- UTC End
- 2025-04-23 05:48:02.980
- MJD Start
- 60788.23892338
- MJD End
- 60788.24170115778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0053315
- Ambient temperature (°C)
- 12.77
- Seeing (arcsec)
- 0.855
Observation
- ID
- 66933
- Category
- calibrator
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- 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 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.4200 | 90.4550 | 124.6000 | 125.4000 |
| A0-J2 | 127.9160 | 127.6950 | 104.0000 | 104.8000 |
| A0-K0 | 122.1880 | 121.7270 | 83.6510 | 84.4480 |
| G1-J2 | 53.7440 | 53.4920 | 67.6000 | 68.4000 |
| G1-K0 | 80.1140 | 79.8150 | 35.9400 | 36.4670 |
| J2-K0 | 44.5040 | 44.5170 | 356.5430 | 357.0610 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9801(U) |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60788.23892338 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd123227b |
| HIERARCH ESO INS SOBJ NAME | hd123227b |
| RA | 211.919217 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 90.42 |
| HIERARCH ESO ISS PBL12 END | 90.455 |
| HIERARCH ESO ISS PBLA12 START | 124.6 |
| HIERARCH ESO ISS PBLA12 END | 125.4 |
| HIERARCH ESO ISS PBL13 START | 127.916 |
| HIERARCH ESO ISS PBL13 END | 127.695 |
| HIERARCH ESO ISS PBLA13 START | 104.0 |
| HIERARCH ESO ISS PBLA13 END | 104.8 |
| HIERARCH ESO ISS PBL14 START | 122.188 |
| HIERARCH ESO ISS PBL14 END | 121.727 |
| HIERARCH ESO ISS PBLA14 START | 83.651 |
| HIERARCH ESO ISS PBLA14 END | 84.448 |
| HIERARCH ESO ISS PBL23 START | 53.744 |
| HIERARCH ESO ISS PBL23 END | 53.492 |
| HIERARCH ESO ISS PBLA23 START | 67.6 |
| HIERARCH ESO ISS PBLA23 END | 68.4 |
| HIERARCH ESO ISS PBL24 START | 80.114 |
| HIERARCH ESO ISS PBL24 END | 79.815 |
| HIERARCH ESO ISS PBLA24 START | 35.94 |
| HIERARCH ESO ISS PBLA24 END | 36.467 |
| HIERARCH ESO ISS PBL34 START | 44.504 |
| HIERARCH ESO ISS PBL34 END | 44.517 |
| HIERARCH ESO ISS PBLA34 START | 356.543 |
| HIERARCH ESO ISS PBLA34 END | 357.061 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005877 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004786 |
| HIERARCH ESO ISS AMBI TEMP | 12.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 0.88 |
| HIERARCH ESO FT ROBJ NAME | hd123227a |
| HIERARCH ESO FT ROBJ ALPHA | 140741.528 |
| HIERARCH ESO FT ROBJ DELTA | -495203.322 |