Exposure
- ID
- GRAVI.2025-03-12T05:07:11.508_2
- Header ID
- GRAVI.2025-03-12T05:07:11.508
- Date updated
- 2025-03-12 05:15:39 UTC+0000
- Release date
- 2025-03-12 05:07:11 UTC+0000
- UTC Start
- 2025-03-12 05:07:11.508
- UTC End
- 2025-03-12 05:08:31.508
- MJD Start
- 60746.21332764
- MJD End
- 60746.21425356592
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.016086
- Ambient temperature (°C)
- 14.05
- Seeing (arcsec)
- 0.34
Observation
- ID
- 65029
- Category
- calibrator
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 48419
- Name
- hd91881b
- RA
- 159.01844083333333
- DEC
- -26.675296722222225
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 | 25.1250 | 25.1160 | 150.9000 | 151.1000 |
| A0-D0 | 30.8410 | 30.7890 | 78.3000 | 78.4000 |
| A0-C1 | 22.1040 | 22.0800 | 124.5770 | 124.7980 |
| B2-D0 | 33.4700 | 33.4520 | 32.5000 | 32.6000 |
| B2-C1 | 11.1500 | 11.1430 | 32.4460 | 32.5740 |
| D0-C1 | 22.3210 | 22.3090 | 212.5090 | 212.6370 |
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 | 60746.21332764 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd91881b |
| HIERARCH ESO INS SOBJ NAME | hd91881a |
| RA | 159.01611 |
| DEC | -26.67582 |
| 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 | 95.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 25.125 |
| HIERARCH ESO ISS PBL12 END | 25.116 |
| HIERARCH ESO ISS PBLA12 START | 150.9 |
| HIERARCH ESO ISS PBLA12 END | 151.1 |
| HIERARCH ESO ISS PBL13 START | 30.841 |
| HIERARCH ESO ISS PBL13 END | 30.789 |
| HIERARCH ESO ISS PBLA13 START | 78.3 |
| HIERARCH ESO ISS PBLA13 END | 78.4 |
| HIERARCH ESO ISS PBL14 START | 22.104 |
| HIERARCH ESO ISS PBL14 END | 22.08 |
| HIERARCH ESO ISS PBLA14 START | 124.577 |
| HIERARCH ESO ISS PBLA14 END | 124.798 |
| HIERARCH ESO ISS PBL23 START | 33.47 |
| HIERARCH ESO ISS PBL23 END | 33.452 |
| HIERARCH ESO ISS PBLA23 START | 32.5 |
| HIERARCH ESO ISS PBLA23 END | 32.6 |
| HIERARCH ESO ISS PBL24 START | 11.15 |
| HIERARCH ESO ISS PBL24 END | 11.143 |
| HIERARCH ESO ISS PBLA24 START | 32.446 |
| HIERARCH ESO ISS PBLA24 END | 32.574 |
| HIERARCH ESO ISS PBL34 START | 22.321 |
| HIERARCH ESO ISS PBL34 END | 22.309 |
| HIERARCH ESO ISS PBLA34 START | 212.509 |
| HIERARCH ESO ISS PBLA34 END | 212.637 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.016086 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.016086 |
| HIERARCH ESO ISS AMBI TEMP | 14.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.34 |
| HIERARCH ESO ISS AMBI FWHM END | 0.34 |
| HIERARCH ESO FT ROBJ NAME | hd91881b |
| HIERARCH ESO FT ROBJ ALPHA | 103604.4258 |
| HIERARCH ESO FT ROBJ DELTA | -264031.0682 |