Exposure
- ID
- GRAVI.2025-04-02T02:55:29.591_2
- Header ID
- GRAVI.2025-04-02T02:55:29.591
- Date updated
- 2025-04-02 03:05:42 UTC+0000
- Release date
- 2025-04-02 02:55:29 UTC+0000
- UTC Start
- 2025-04-02 02:55:29.591
- UTC End
- 2025-04-02 02:56:49.591
- MJD Start
- 60767.12187027
- MJD End
- 60767.12279619592
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0079845
- Ambient temperature (°C)
- 13.87
- Seeing (arcsec)
- 0.395
Observation
- ID
- 66002
- 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
- K0 G2 D0 J3
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 61.3130 | 61.1620 | 293.7000 | 294.0000 |
| K0-D0 | 82.4630 | 82.1950 | 270.8000 | 271.1000 |
| K0-J3 | 56.5330 | 56.5350 | 350.2520 | 350.4740 |
| G2-D0 | 35.2360 | 35.1580 | 228.3000 | 228.4000 |
| G2-J3 | 55.9830 | 55.8370 | 56.2910 | 56.4240 |
| D0-J3 | 91.0090 | 90.7860 | 53.2110 | 53.3390 |
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 | 60767.12187027 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd73900b |
| HIERARCH ESO INS SOBJ NAME | hd73900a |
| RA | 129.840784 |
| 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 | K0 |
| HIERARCH ESO ISS CONF STATION2 | G2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 95.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 61.313 |
| HIERARCH ESO ISS PBL12 END | 61.162 |
| HIERARCH ESO ISS PBLA12 START | 293.7 |
| HIERARCH ESO ISS PBLA12 END | 294.0 |
| HIERARCH ESO ISS PBL13 START | 82.463 |
| HIERARCH ESO ISS PBL13 END | 82.195 |
| HIERARCH ESO ISS PBLA13 START | 270.8 |
| HIERARCH ESO ISS PBLA13 END | 271.1 |
| HIERARCH ESO ISS PBL14 START | 56.533 |
| HIERARCH ESO ISS PBL14 END | 56.535 |
| HIERARCH ESO ISS PBLA14 START | 350.252 |
| HIERARCH ESO ISS PBLA14 END | 350.474 |
| HIERARCH ESO ISS PBL23 START | 35.236 |
| HIERARCH ESO ISS PBL23 END | 35.158 |
| HIERARCH ESO ISS PBLA23 START | 228.3 |
| HIERARCH ESO ISS PBLA23 END | 228.4 |
| HIERARCH ESO ISS PBL24 START | 55.983 |
| HIERARCH ESO ISS PBL24 END | 55.837 |
| HIERARCH ESO ISS PBLA24 START | 56.291 |
| HIERARCH ESO ISS PBLA24 END | 56.424 |
| HIERARCH ESO ISS PBL34 START | 91.009 |
| HIERARCH ESO ISS PBL34 END | 90.786 |
| HIERARCH ESO ISS PBLA34 START | 53.211 |
| HIERARCH ESO ISS PBLA34 END | 53.339 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007799 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00817 |
| HIERARCH ESO ISS AMBI TEMP | 13.87 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.38 |
| HIERARCH ESO FT ROBJ NAME | hd73900b |
| HIERARCH ESO FT ROBJ ALPHA | 083922.0387 |
| HIERARCH ESO FT ROBJ DELTA | -363624.4856 |