Exposure
- ID
- GRAVI.2025-06-24T01:03:40.933_2
- Header ID
- GRAVI.2025-06-24T01:03:40.933
- Date updated
- 2025-06-24 01:15:48 UTC+0000
- Release date
- 2025-06-24 01:03:40 UTC+0000
- UTC Start
- 2025-06-24 01:03:40.933
- UTC End
- 2025-06-24 01:07:40.933
- MJD Start
- 60850.04422376
- MJD End
- 60850.04700153778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037495000000000002
- Ambient temperature (°C)
- 11.69
- Seeing (arcsec)
- 0.5549999999999999
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 | 24.1120 | 24.1660 | 143.1000 | 143.7000 |
| A0-D0 | 31.3620 | 31.2850 | 76.9000 | 77.7000 |
| A0-C1 | 22.4270 | 22.4570 | 117.8680 | 118.6390 |
| B2-D0 | 30.8950 | 30.8070 | 31.3000 | 31.9000 |
| B2-C1 | 10.2910 | 10.2610 | 31.2840 | 31.8300 |
| D0-C1 | 20.6040 | 20.5450 | 211.3530 | 211.8990 |
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 | 60850.04422376 |
| 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 | 24.112 |
| HIERARCH ESO ISS PBL12 END | 24.166 |
| HIERARCH ESO ISS PBLA12 START | 143.1 |
| HIERARCH ESO ISS PBLA12 END | 143.7 |
| HIERARCH ESO ISS PBL13 START | 31.362 |
| HIERARCH ESO ISS PBL13 END | 31.285 |
| HIERARCH ESO ISS PBLA13 START | 76.9 |
| HIERARCH ESO ISS PBLA13 END | 77.7 |
| HIERARCH ESO ISS PBL14 START | 22.427 |
| HIERARCH ESO ISS PBL14 END | 22.457 |
| HIERARCH ESO ISS PBLA14 START | 117.868 |
| HIERARCH ESO ISS PBLA14 END | 118.639 |
| HIERARCH ESO ISS PBL23 START | 30.895 |
| HIERARCH ESO ISS PBL23 END | 30.807 |
| HIERARCH ESO ISS PBLA23 START | 31.3 |
| HIERARCH ESO ISS PBLA23 END | 31.9 |
| HIERARCH ESO ISS PBL24 START | 10.291 |
| HIERARCH ESO ISS PBL24 END | 10.261 |
| HIERARCH ESO ISS PBLA24 START | 31.284 |
| HIERARCH ESO ISS PBLA24 END | 31.83 |
| HIERARCH ESO ISS PBL34 START | 20.604 |
| HIERARCH ESO ISS PBL34 END | 20.545 |
| HIERARCH ESO ISS PBLA34 START | 211.353 |
| HIERARCH ESO ISS PBLA34 END | 211.899 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00396 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003539 |
| HIERARCH ESO ISS AMBI TEMP | 11.69 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | hd123227a |
| HIERARCH ESO FT ROBJ ALPHA | 140741.528 |
| HIERARCH ESO FT ROBJ DELTA | -495203.322 |