Exposure
- ID
- GRAVI.2025-11-14T03:25:32.246_2
- Header ID
- GRAVI.2025-11-14T03:25:32.246
- Date updated
- 2025-11-14 03:35:49 UTC+0000
- Release date
- 2025-11-14 03:25:32 UTC+0000
- UTC Start
- 2025-11-14 03:25:32.246
- UTC End
- 2025-11-14 03:29:32.246
- MJD Start
- 60993.14273433
- MJD End
- 60993.14551210778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0057075
- Ambient temperature (°C)
- 14.23
- Seeing (arcsec)
- 0.5
Observation
- ID
- 71743
- 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 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 23.3480 | 23.4580 | 131.5000 | 131.8000 |
| A0-D0 | 30.7360 | 30.8460 | 55.1000 | 55.9000 |
| A0-C1 | 20.5500 | 20.6880 | 102.5190 | 103.0310 |
| B2-D0 | 33.9240 | 33.9210 | 13.2000 | 13.7000 |
| B2-C1 | 11.3000 | 11.2990 | 13.1140 | 13.6910 |
| D0-C1 | 22.6240 | 22.6220 | 193.1720 | 193.7500 |
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 | 60993.14273433 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd25535b |
| HIERARCH ESO INS SOBJ NAME | hd25535b |
| RA | 60.514478 |
| 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 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 23.348 |
| HIERARCH ESO ISS PBL12 END | 23.458 |
| HIERARCH ESO ISS PBLA12 START | 131.5 |
| HIERARCH ESO ISS PBLA12 END | 131.8 |
| HIERARCH ESO ISS PBL13 START | 30.736 |
| HIERARCH ESO ISS PBL13 END | 30.846 |
| HIERARCH ESO ISS PBLA13 START | 55.1 |
| HIERARCH ESO ISS PBLA13 END | 55.9 |
| HIERARCH ESO ISS PBL14 START | 20.55 |
| HIERARCH ESO ISS PBL14 END | 20.688 |
| HIERARCH ESO ISS PBLA14 START | 102.519 |
| HIERARCH ESO ISS PBLA14 END | 103.031 |
| HIERARCH ESO ISS PBL23 START | 33.924 |
| HIERARCH ESO ISS PBL23 END | 33.921 |
| HIERARCH ESO ISS PBLA23 START | 13.2 |
| HIERARCH ESO ISS PBLA23 END | 13.7 |
| HIERARCH ESO ISS PBL24 START | 11.3 |
| HIERARCH ESO ISS PBL24 END | 11.299 |
| HIERARCH ESO ISS PBLA24 START | 13.114 |
| HIERARCH ESO ISS PBLA24 END | 13.691 |
| HIERARCH ESO ISS PBL34 START | 22.624 |
| HIERARCH ESO ISS PBL34 END | 22.622 |
| HIERARCH ESO ISS PBLA34 START | 193.172 |
| HIERARCH ESO ISS PBLA34 END | 193.75 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006026 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005389 |
| HIERARCH ESO ISS AMBI TEMP | 14.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |
| HIERARCH ESO FT ROBJ NAME | hd25535b |
| HIERARCH ESO FT ROBJ ALPHA | 040203.449 |
| HIERARCH ESO FT ROBJ DELTA | -342855.808 |