Exposure
- ID
- GRAVI.2025-03-13T00:31:53.853_2
- Header ID
- GRAVI.2025-03-13T00:31:53.853
- Date updated
- 2025-03-13 00:40:52 UTC+0000
- Release date
- 2025-03-13 00:31:53 UTC+0000
- UTC Start
- 2025-03-13 00:31:53.853
- UTC End
- 2025-03-13 00:35:53.853
- MJD Start
- 60747.02215108
- MJD End
- 60747.024928857776
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006393
- Ambient temperature (°C)
- 13.14
- Seeing (arcsec)
- 0.54
Observation
- ID
- 65039
- Category
- calibrator
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- 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 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 23.5640 | 23.6630 | 132.5000 | 132.9000 |
| A0-D0 | 31.3340 | 31.4140 | 57.9000 | 58.6000 |
| A0-C1 | 21.0430 | 21.1610 | 103.9210 | 104.4730 |
| B2-D0 | 33.8270 | 33.8150 | 15.7000 | 16.3000 |
| B2-C1 | 11.2680 | 11.2640 | 15.6790 | 16.2450 |
| D0-C1 | 22.5590 | 22.5520 | 195.7380 | 196.3040 |
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 | 60747.02215108 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd73900b |
| HIERARCH ESO INS SOBJ NAME | hd73900b |
| RA | 129.83802 |
| 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 | 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 | 23.564 |
| HIERARCH ESO ISS PBL12 END | 23.663 |
| HIERARCH ESO ISS PBLA12 START | 132.5 |
| HIERARCH ESO ISS PBLA12 END | 132.9 |
| HIERARCH ESO ISS PBL13 START | 31.334 |
| HIERARCH ESO ISS PBL13 END | 31.414 |
| HIERARCH ESO ISS PBLA13 START | 57.9 |
| HIERARCH ESO ISS PBLA13 END | 58.6 |
| HIERARCH ESO ISS PBL14 START | 21.043 |
| HIERARCH ESO ISS PBL14 END | 21.161 |
| HIERARCH ESO ISS PBLA14 START | 103.921 |
| HIERARCH ESO ISS PBLA14 END | 104.473 |
| HIERARCH ESO ISS PBL23 START | 33.827 |
| HIERARCH ESO ISS PBL23 END | 33.815 |
| HIERARCH ESO ISS PBLA23 START | 15.7 |
| HIERARCH ESO ISS PBLA23 END | 16.3 |
| HIERARCH ESO ISS PBL24 START | 11.268 |
| HIERARCH ESO ISS PBL24 END | 11.264 |
| HIERARCH ESO ISS PBLA24 START | 15.679 |
| HIERARCH ESO ISS PBLA24 END | 16.245 |
| HIERARCH ESO ISS PBL34 START | 22.559 |
| HIERARCH ESO ISS PBL34 END | 22.552 |
| HIERARCH ESO ISS PBLA34 START | 195.738 |
| HIERARCH ESO ISS PBLA34 END | 196.304 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006414 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006372 |
| HIERARCH ESO ISS AMBI TEMP | 13.14 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | hd73900a |
| HIERARCH ESO FT ROBJ ALPHA | 083922.108 |
| HIERARCH ESO FT ROBJ DELTA | -363624.012 |