Exposure
- ID
- GRAVI.2025-06-24T01:47:32.044_2
- Header ID
- GRAVI.2025-06-24T01:47:32.044
- Date updated
- 2025-06-24 02:00:45 UTC+0000
- Release date
- 2025-06-24 01:47:32 UTC+0000
- UTC Start
- 2025-06-24 01:47:32.044
- UTC End
- 2025-06-24 01:51:32.044
- MJD Start
- 60850.07467644
- MJD End
- 60850.07745421778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004623
- Ambient temperature (°C)
- 11.29
- Seeing (arcsec)
- 0.475
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 | 24.5770 | 24.6120 | 149.9000 | 150.5000 |
| A0-D0 | 30.3550 | 30.2330 | 85.0000 | 85.8000 |
| A0-C1 | 22.6150 | 22.6200 | 125.9870 | 126.7900 |
| B2-D0 | 29.8510 | 29.7350 | 36.8000 | 37.4000 |
| B2-C1 | 9.9430 | 9.9050 | 36.7930 | 37.3090 |
| D0-C1 | 19.9080 | 19.8300 | 216.8650 | 217.3810 |
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 | 60850.07467644 |
| 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 | 24.577 |
| HIERARCH ESO ISS PBL12 END | 24.612 |
| HIERARCH ESO ISS PBLA12 START | 149.9 |
| HIERARCH ESO ISS PBLA12 END | 150.5 |
| HIERARCH ESO ISS PBL13 START | 30.355 |
| HIERARCH ESO ISS PBL13 END | 30.233 |
| HIERARCH ESO ISS PBLA13 START | 85.0 |
| HIERARCH ESO ISS PBLA13 END | 85.8 |
| HIERARCH ESO ISS PBL14 START | 22.615 |
| HIERARCH ESO ISS PBL14 END | 22.62 |
| HIERARCH ESO ISS PBLA14 START | 125.987 |
| HIERARCH ESO ISS PBLA14 END | 126.79 |
| HIERARCH ESO ISS PBL23 START | 29.851 |
| HIERARCH ESO ISS PBL23 END | 29.735 |
| HIERARCH ESO ISS PBLA23 START | 36.8 |
| HIERARCH ESO ISS PBLA23 END | 37.4 |
| HIERARCH ESO ISS PBL24 START | 9.943 |
| HIERARCH ESO ISS PBL24 END | 9.905 |
| HIERARCH ESO ISS PBLA24 START | 36.793 |
| HIERARCH ESO ISS PBLA24 END | 37.309 |
| HIERARCH ESO ISS PBL34 START | 19.908 |
| HIERARCH ESO ISS PBL34 END | 19.83 |
| HIERARCH ESO ISS PBLA34 START | 216.865 |
| HIERARCH ESO ISS PBLA34 END | 217.381 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005064 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004182 |
| HIERARCH ESO ISS AMBI TEMP | 11.29 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | hd123227a |
| HIERARCH ESO FT ROBJ ALPHA | 140741.528 |
| HIERARCH ESO FT ROBJ DELTA | -495203.322 |