Exposure
- ID
- GRAVI.2025-04-24T00:37:12.849_2
- Header ID
- GRAVI.2025-04-24T00:37:12.849
- Date updated
- 2025-04-24 00:45:41 UTC+0000
- Release date
- 2025-04-24 00:37:12 UTC+0000
- UTC Start
- 2025-04-24 00:37:12.849
- UTC End
- 2025-04-24 00:38:32.849
- MJD Start
- 60789.02584316
- MJD End
- 60789.026769085925
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008192
- Ambient temperature (°C)
- 11.99
- Seeing (arcsec)
- 0.575
Observation
- ID
- 66947
- 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 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.3690 | 89.3070 | 128.5000 | 128.8000 |
| A0-J2 | 124.1700 | 123.9810 | 105.8000 | 106.1000 |
| A0-K0 | 119.9540 | 119.7110 | 83.3290 | 83.5440 |
| G1-J2 | 54.1090 | 54.0010 | 66.3000 | 66.5000 |
| G1-K0 | 85.2610 | 85.1650 | 35.2730 | 35.4110 |
| J2-K0 | 47.8500 | 47.8500 | 359.6330 | 359.8050 |
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 | 60789.02584316 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd73900b |
| HIERARCH ESO INS SOBJ NAME | hd73900b |
| RA | 129.838015 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 95.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 89.369 |
| HIERARCH ESO ISS PBL12 END | 89.307 |
| HIERARCH ESO ISS PBLA12 START | 128.5 |
| HIERARCH ESO ISS PBLA12 END | 128.8 |
| HIERARCH ESO ISS PBL13 START | 124.17 |
| HIERARCH ESO ISS PBL13 END | 123.981 |
| HIERARCH ESO ISS PBLA13 START | 105.8 |
| HIERARCH ESO ISS PBLA13 END | 106.1 |
| HIERARCH ESO ISS PBL14 START | 119.954 |
| HIERARCH ESO ISS PBL14 END | 119.711 |
| HIERARCH ESO ISS PBLA14 START | 83.329 |
| HIERARCH ESO ISS PBLA14 END | 83.544 |
| HIERARCH ESO ISS PBL23 START | 54.109 |
| HIERARCH ESO ISS PBL23 END | 54.001 |
| HIERARCH ESO ISS PBLA23 START | 66.3 |
| HIERARCH ESO ISS PBLA23 END | 66.5 |
| HIERARCH ESO ISS PBL24 START | 85.261 |
| HIERARCH ESO ISS PBL24 END | 85.165 |
| HIERARCH ESO ISS PBLA24 START | 35.273 |
| HIERARCH ESO ISS PBLA24 END | 35.411 |
| HIERARCH ESO ISS PBL34 START | 47.85 |
| HIERARCH ESO ISS PBL34 END | 47.85 |
| HIERARCH ESO ISS PBLA34 START | 359.633 |
| HIERARCH ESO ISS PBLA34 END | 359.805 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008727 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007657 |
| HIERARCH ESO ISS AMBI TEMP | 11.99 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |
| HIERARCH ESO FT ROBJ NAME | hd73900a |
| HIERARCH ESO FT ROBJ ALPHA | 083922.108 |
| HIERARCH ESO FT ROBJ DELTA | -363624.012 |