Exposure
- ID
- GRAVI.2025-06-05T00:42:43.678_2
- Header ID
- GRAVI.2025-06-05T00:42:43.678
- Date updated
- 2025-06-05 00:50:50 UTC+0000
- Release date
- 2025-06-05 00:42:43 UTC+0000
- UTC Start
- 2025-06-05 00:42:43.678
- UTC End
- 2025-06-05 00:44:03.678
- MJD Start
- 60831.0296722
- MJD End
- 60831.03059812592
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002052
- Ambient temperature (°C)
- 8.73
- Seeing (arcsec)
- 1.4
Observation
- ID
- 67724
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 48427
- Name
- hd73900a
- RA
- 129.84211666666664
- DEC
- -36.60667
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 B5 J2 J6
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 48.6570 | 48.6560 | 186.9000 | 187.1000 |
| A0-J2 | 92.3470 | 92.0620 | 143.9000 | 144.4000 |
| A0-J6 | 125.6720 | 125.2320 | 45.6300 | 45.6640 |
| B5-J2 | 65.7260 | 65.2790 | 113.6000 | 114.0000 |
| B5-J6 | 166.4210 | 166.0670 | 35.0790 | 35.1350 |
| J2-J6 | 166.3020 | 166.2740 | 12.2880 | 12.4750 |
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 | 60831.0296722 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd73900b |
| HIERARCH ESO INS SOBJ NAME | hd73900b |
| RA | 129.839393 |
| DEC | -36.60644 |
| 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 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 95.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 48.657 |
| HIERARCH ESO ISS PBL12 END | 48.656 |
| HIERARCH ESO ISS PBLA12 START | 186.9 |
| HIERARCH ESO ISS PBLA12 END | 187.1 |
| HIERARCH ESO ISS PBL13 START | 92.347 |
| HIERARCH ESO ISS PBL13 END | 92.062 |
| HIERARCH ESO ISS PBLA13 START | 143.9 |
| HIERARCH ESO ISS PBLA13 END | 144.4 |
| HIERARCH ESO ISS PBL14 START | 125.672 |
| HIERARCH ESO ISS PBL14 END | 125.232 |
| HIERARCH ESO ISS PBLA14 START | 45.63 |
| HIERARCH ESO ISS PBLA14 END | 45.664 |
| HIERARCH ESO ISS PBL23 START | 65.726 |
| HIERARCH ESO ISS PBL23 END | 65.279 |
| HIERARCH ESO ISS PBLA23 START | 113.6 |
| HIERARCH ESO ISS PBLA23 END | 114.0 |
| HIERARCH ESO ISS PBL24 START | 166.421 |
| HIERARCH ESO ISS PBL24 END | 166.067 |
| HIERARCH ESO ISS PBLA24 START | 35.079 |
| HIERARCH ESO ISS PBLA24 END | 35.135 |
| HIERARCH ESO ISS PBL34 START | 166.302 |
| HIERARCH ESO ISS PBL34 END | 166.274 |
| HIERARCH ESO ISS PBLA34 START | 12.288 |
| HIERARCH ESO ISS PBLA34 END | 12.475 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002052 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002052 |
| HIERARCH ESO ISS AMBI TEMP | 8.73 |
| HIERARCH ESO ISS AMBI FWHM START | 1.4 |
| HIERARCH ESO ISS AMBI FWHM END | 1.4 |
| HIERARCH ESO FT ROBJ NAME | hd73900a |
| HIERARCH ESO FT ROBJ ALPHA | 083922.108 |
| HIERARCH ESO FT ROBJ DELTA | -363624.012 |