Exposure
- ID
- GRAVI.2024-11-22T01:19:22.163_2
- Header ID
- GRAVI.2024-11-22T01:19:22.163
- Date updated
- 2024-11-22 01:25:43 UTC+0000
- Release date
- 2024-11-22 01:25:43 UTC+0000
- UTC Start
- 2024-11-22 01:19:22.163
- UTC End
- 2024-11-22 01:20:10.163
- MJD Start
- 60636.05511763
- MJD End
- 60636.0556731856
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0066045
- Ambient temperature (°C)
- 13.93
- Seeing (arcsec)
- 0.605
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 | 90.2790 | 90.3030 | 113.2000 | 113.2000 |
| A0-J2 | 127.1120 | 127.2110 | 90.7000 | 90.7000 |
| A0-K0 | 123.6820 | 123.8130 | 68.7830 | 68.8540 |
| G1-J2 | 55.7240 | 55.7810 | 52.3000 | 52.4000 |
| G1-K0 | 86.5300 | 86.5730 | 21.9160 | 22.0320 |
| J2-K0 | 47.7010 | 47.6910 | 345.6670 | 345.7650 |
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 | 60636.05511763 |
| 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 | 90.279 |
| HIERARCH ESO ISS PBL12 END | 90.303 |
| HIERARCH ESO ISS PBLA12 START | 113.2 |
| HIERARCH ESO ISS PBLA12 END | 113.2 |
| HIERARCH ESO ISS PBL13 START | 127.112 |
| HIERARCH ESO ISS PBL13 END | 127.211 |
| HIERARCH ESO ISS PBLA13 START | 90.7 |
| HIERARCH ESO ISS PBLA13 END | 90.7 |
| HIERARCH ESO ISS PBL14 START | 123.682 |
| HIERARCH ESO ISS PBL14 END | 123.813 |
| HIERARCH ESO ISS PBLA14 START | 68.783 |
| HIERARCH ESO ISS PBLA14 END | 68.854 |
| HIERARCH ESO ISS PBL23 START | 55.724 |
| HIERARCH ESO ISS PBL23 END | 55.781 |
| HIERARCH ESO ISS PBLA23 START | 52.3 |
| HIERARCH ESO ISS PBLA23 END | 52.4 |
| HIERARCH ESO ISS PBL24 START | 86.53 |
| HIERARCH ESO ISS PBL24 END | 86.573 |
| HIERARCH ESO ISS PBLA24 START | 21.916 |
| HIERARCH ESO ISS PBLA24 END | 22.032 |
| HIERARCH ESO ISS PBL34 START | 47.701 |
| HIERARCH ESO ISS PBL34 END | 47.691 |
| HIERARCH ESO ISS PBLA34 START | 345.667 |
| HIERARCH ESO ISS PBLA34 END | 345.765 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006497 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006712 |
| HIERARCH ESO ISS AMBI TEMP | 13.93 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | HD8921A |
| HIERARCH ESO FT ROBJ ALPHA | 012746.4721 |
| HIERARCH ESO FT ROBJ DELTA | -105404.9848 |