Exposure
- ID
- GRAVI.2025-12-02T05:34:57.186_2
- Header ID
- GRAVI.2025-12-02T05:34:57.186
- Date updated
- 2025-12-02 05:45:55 UTC+0000
- Release date
- 2025-12-02 05:34:57 UTC+0000
- UTC Start
- 2025-12-02 05:34:57.186
- UTC End
- 2025-12-02 05:38:57.186
- MJD Start
- 61011.23260632
- MJD End
- 61011.23538409778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0049665
- Ambient temperature (°C)
- 14.73
- Seeing (arcsec)
- 0.705
Observation
- ID
- 70534
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52304
- Name
- hd25535b
- RA
- 60.514370833333324
- DEC
- -34.48216888888889
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 | 88.4340 | 88.2040 | 130.1000 | 130.8000 |
| A0-J2 | 122.2700 | 121.6460 | 107.0000 | 107.7000 |
| A0-K0 | 118.3410 | 117.5870 | 83.9450 | 84.5080 |
| G1-J2 | 53.6680 | 53.3450 | 66.7000 | 67.1000 |
| G1-K0 | 85.5520 | 85.2840 | 35.7730 | 36.1250 |
| J2-K0 | 48.1610 | 48.1590 | 0.8710 | 1.3450 |
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 | 61011.23260632 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd25535b |
| HIERARCH ESO INS SOBJ NAME | hd25535b |
| RA | 60.514483 |
| DEC | -34.48214 |
| 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 | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 88.434 |
| HIERARCH ESO ISS PBL12 END | 88.204 |
| HIERARCH ESO ISS PBLA12 START | 130.1 |
| HIERARCH ESO ISS PBLA12 END | 130.8 |
| HIERARCH ESO ISS PBL13 START | 122.27 |
| HIERARCH ESO ISS PBL13 END | 121.646 |
| HIERARCH ESO ISS PBLA13 START | 107.0 |
| HIERARCH ESO ISS PBLA13 END | 107.7 |
| HIERARCH ESO ISS PBL14 START | 118.341 |
| HIERARCH ESO ISS PBL14 END | 117.587 |
| HIERARCH ESO ISS PBLA14 START | 83.945 |
| HIERARCH ESO ISS PBLA14 END | 84.508 |
| HIERARCH ESO ISS PBL23 START | 53.668 |
| HIERARCH ESO ISS PBL23 END | 53.345 |
| HIERARCH ESO ISS PBLA23 START | 66.7 |
| HIERARCH ESO ISS PBLA23 END | 67.1 |
| HIERARCH ESO ISS PBL24 START | 85.552 |
| HIERARCH ESO ISS PBL24 END | 85.284 |
| HIERARCH ESO ISS PBLA24 START | 35.773 |
| HIERARCH ESO ISS PBLA24 END | 36.125 |
| HIERARCH ESO ISS PBL34 START | 48.161 |
| HIERARCH ESO ISS PBL34 END | 48.159 |
| HIERARCH ESO ISS PBLA34 START | 0.871 |
| HIERARCH ESO ISS PBLA34 END | 1.345 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00615 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003783 |
| HIERARCH ESO ISS AMBI TEMP | 14.73 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.82 |
| HIERARCH ESO FT ROBJ NAME | hd25535b |
| HIERARCH ESO FT ROBJ ALPHA | 040203.449 |
| HIERARCH ESO FT ROBJ DELTA | -342855.808 |