Exposure
- ID
- GRAVI.2025-03-13T00:48:08.895_2
- Header ID
- GRAVI.2025-03-13T00:48:08.895
- Date updated
- 2025-03-13 01:00:41 UTC+0000
- Release date
- 2025-03-13 00:48:08 UTC+0000
- UTC Start
- 2025-03-13 00:48:08.895
- UTC End
- 2025-03-13 00:49:28.895
- MJD Start
- 60747.03343628
- MJD End
- 60747.03436220592
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0051649999999999995
- Ambient temperature (°C)
- 13.34
- Seeing (arcsec)
- 0.645
Observation
- ID
- 65041
- Category
- calibrator
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 48429
- Name
- hd73900b
- RA
- 129.84182791666666
- DEC
- -36.606801555555556
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 | 23.9250 | 23.9570 | 134.1000 | 134.2000 |
| A0-D0 | 31.6150 | 31.6390 | 60.6000 | 60.9000 |
| A0-C1 | 21.4680 | 21.5050 | 106.0460 | 106.2460 |
| B2-D0 | 33.7780 | 33.7720 | 17.9000 | 18.1000 |
| B2-C1 | 11.2510 | 11.2500 | 17.8350 | 18.0350 |
| D0-C1 | 22.5260 | 22.5230 | 197.8960 | 198.0950 |
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 | 60747.03343628 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd73900b |
| HIERARCH ESO INS SOBJ NAME | hd73900a |
| 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 | 95.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 23.925 |
| HIERARCH ESO ISS PBL12 END | 23.957 |
| HIERARCH ESO ISS PBLA12 START | 134.1 |
| HIERARCH ESO ISS PBLA12 END | 134.2 |
| HIERARCH ESO ISS PBL13 START | 31.615 |
| HIERARCH ESO ISS PBL13 END | 31.639 |
| HIERARCH ESO ISS PBLA13 START | 60.6 |
| HIERARCH ESO ISS PBLA13 END | 60.9 |
| HIERARCH ESO ISS PBL14 START | 21.468 |
| HIERARCH ESO ISS PBL14 END | 21.505 |
| HIERARCH ESO ISS PBLA14 START | 106.046 |
| HIERARCH ESO ISS PBLA14 END | 106.246 |
| HIERARCH ESO ISS PBL23 START | 33.778 |
| HIERARCH ESO ISS PBL23 END | 33.772 |
| HIERARCH ESO ISS PBLA23 START | 17.9 |
| HIERARCH ESO ISS PBLA23 END | 18.1 |
| HIERARCH ESO ISS PBL24 START | 11.251 |
| HIERARCH ESO ISS PBL24 END | 11.25 |
| HIERARCH ESO ISS PBLA24 START | 17.835 |
| HIERARCH ESO ISS PBLA24 END | 18.035 |
| HIERARCH ESO ISS PBL34 START | 22.526 |
| HIERARCH ESO ISS PBL34 END | 22.523 |
| HIERARCH ESO ISS PBLA34 START | 197.896 |
| HIERARCH ESO ISS PBLA34 END | 198.095 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005664 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004666 |
| HIERARCH ESO ISS AMBI TEMP | 13.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.67 |
| HIERARCH ESO FT ROBJ NAME | hd73900b |
| HIERARCH ESO FT ROBJ ALPHA | 083922.0387 |
| HIERARCH ESO FT ROBJ DELTA | -363624.4856 |