Exposure
- ID
- GRAVI.2025-09-22T03:11:00.081_2
- Header ID
- GRAVI.2025-09-22T03:11:00.081
- Date updated
- 2025-09-22 03:20:55 UTC+0000
- Release date
- 2025-09-22 03:11:00 UTC+0000
- UTC Start
- 2025-09-22 03:11:00.081
- UTC End
- 2025-09-22 03:11:40.081
- MJD Start
- 60940.13263983
- MJD End
- 60940.13310279296
- Exposure time (s)
- 40.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0067415
- Ambient temperature (°C)
- 11.57
- Seeing (arcsec)
- 0.42
Observation
- ID
- 70490
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52271
- Name
- hd196885b
- RA
- 309.96619749999996
- DEC
- 11.249754833333332
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 | 68.4650 | 68.2600 | 111.4000 | 111.4000 |
| A0-J2 | 112.5890 | 112.3530 | 86.5000 | 86.5000 |
| A0-K0 | 123.4180 | 123.3000 | 68.4370 | 68.3720 |
| G1-J2 | 58.0740 | 58.0600 | 56.9000 | 56.8000 |
| G1-K0 | 86.8680 | 86.9230 | 35.9640 | 35.9710 |
| J2-K0 | 38.6280 | 38.6350 | 3.5490 | 3.6690 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60940.13263983 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd196885b |
| HIERARCH ESO INS SOBJ NAME | hd196885a |
| RA | 309.964329 |
| DEC | 11.25021 |
| 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 | 54.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 68.465 |
| HIERARCH ESO ISS PBL12 END | 68.26 |
| HIERARCH ESO ISS PBLA12 START | 111.4 |
| HIERARCH ESO ISS PBLA12 END | 111.4 |
| HIERARCH ESO ISS PBL13 START | 112.589 |
| HIERARCH ESO ISS PBL13 END | 112.353 |
| HIERARCH ESO ISS PBLA13 START | 86.5 |
| HIERARCH ESO ISS PBLA13 END | 86.5 |
| HIERARCH ESO ISS PBL14 START | 123.418 |
| HIERARCH ESO ISS PBL14 END | 123.3 |
| HIERARCH ESO ISS PBLA14 START | 68.437 |
| HIERARCH ESO ISS PBLA14 END | 68.372 |
| HIERARCH ESO ISS PBL23 START | 58.074 |
| HIERARCH ESO ISS PBL23 END | 58.06 |
| HIERARCH ESO ISS PBLA23 START | 56.9 |
| HIERARCH ESO ISS PBLA23 END | 56.8 |
| HIERARCH ESO ISS PBL24 START | 86.868 |
| HIERARCH ESO ISS PBL24 END | 86.923 |
| HIERARCH ESO ISS PBLA24 START | 35.964 |
| HIERARCH ESO ISS PBLA24 END | 35.971 |
| HIERARCH ESO ISS PBL34 START | 38.628 |
| HIERARCH ESO ISS PBL34 END | 38.635 |
| HIERARCH ESO ISS PBLA34 START | 3.549 |
| HIERARCH ESO ISS PBLA34 END | 3.669 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006574 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006909 |
| HIERARCH ESO ISS AMBI TEMP | 11.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |
| HIERARCH ESO FT ROBJ NAME | hd196885b |
| HIERARCH ESO FT ROBJ ALPHA | 203951.8874 |
| HIERARCH ESO FT ROBJ DELTA | 111459.1174 |