Exposure
- ID
- GRAVI.2024-11-22T01:32:01.195_2
- Header ID
- GRAVI.2024-11-22T01:32:01.195
- Date updated
- 2024-11-22 01:40:39 UTC+0000
- Release date
- 2024-11-22 01:40:39 UTC+0000
- UTC Start
- 2024-11-22 01:32:01.195
- UTC End
- 2024-11-22 01:32:49.195
- MJD Start
- 60636.06390272
- MJD End
- 60636.0644582756
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0075325
- Ambient temperature (°C)
- 14.0
- Seeing (arcsec)
- 0.51
Observation
- ID
- 61938
- Category
- science
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 45492
- Name
- HD8921A
- RA
- 21.94363375
- DEC
- -10.9013846666667
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 | 90.4870 | 90.4940 | 113.7000 | 113.7000 |
| A0-J2 | 128.1920 | 128.2590 | 91.2000 | 91.3000 |
| A0-K0 | 125.1940 | 125.2960 | 69.6360 | 69.6980 |
| G1-J2 | 56.4040 | 56.4520 | 53.4000 | 53.5000 |
| G1-K0 | 87.0650 | 87.1050 | 23.3500 | 23.4570 |
| J2-K0 | 47.5740 | 47.5640 | 346.8850 | 346.9800 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60636.06390272 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD8921A |
| HIERARCH ESO INS SOBJ NAME | HD8921A |
| RA | 21.942518 |
| DEC | -10.90139 |
| 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 | 64.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 90.487 |
| HIERARCH ESO ISS PBL12 END | 90.494 |
| HIERARCH ESO ISS PBLA12 START | 113.7 |
| HIERARCH ESO ISS PBLA12 END | 113.7 |
| HIERARCH ESO ISS PBL13 START | 128.192 |
| HIERARCH ESO ISS PBL13 END | 128.259 |
| HIERARCH ESO ISS PBLA13 START | 91.2 |
| HIERARCH ESO ISS PBLA13 END | 91.3 |
| HIERARCH ESO ISS PBL14 START | 125.194 |
| HIERARCH ESO ISS PBL14 END | 125.296 |
| HIERARCH ESO ISS PBLA14 START | 69.636 |
| HIERARCH ESO ISS PBLA14 END | 69.698 |
| HIERARCH ESO ISS PBL23 START | 56.404 |
| HIERARCH ESO ISS PBL23 END | 56.452 |
| HIERARCH ESO ISS PBLA23 START | 53.4 |
| HIERARCH ESO ISS PBLA23 END | 53.5 |
| HIERARCH ESO ISS PBL24 START | 87.065 |
| HIERARCH ESO ISS PBL24 END | 87.105 |
| HIERARCH ESO ISS PBLA24 START | 23.35 |
| HIERARCH ESO ISS PBLA24 END | 23.457 |
| HIERARCH ESO ISS PBL34 START | 47.574 |
| HIERARCH ESO ISS PBL34 END | 47.564 |
| HIERARCH ESO ISS PBLA34 START | 346.885 |
| HIERARCH ESO ISS PBLA34 END | 346.98 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007755 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00731 |
| HIERARCH ESO ISS AMBI TEMP | 14.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.4721 |
| HIERARCH ESO FT ROBJ DELTA | -105404.9848 |