Exposure
- ID
- GRAVI.2025-11-11T00:33:15.361_2
- Header ID
- GRAVI.2025-11-11T00:33:15.361
- Date updated
- 2025-11-11 00:41:10 UTC+0000
- Release date
- 2025-11-11 00:41:10 UTC+0000
- UTC Start
- 2025-11-11 00:33:15.361
- UTC End
- 2025-11-11 00:35:55.361
- MJD Start
- 60990.02309446
- MJD End
- 60990.02494631185
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033
- Ambient temperature (°C)
- 15.16
- Seeing (arcsec)
- 1.24
Observation
- ID
- 71419
- Category
- science
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52692
- Name
- P2501_B
- RA
- 350.93880833333327
- DEC
- -8.460113055555555
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.3930 | 54.4770 | 25.8000 | 26.1000 |
| U1-U3 | 98.8020 | 98.9820 | 32.4000 | 32.7000 |
| U1-U4 | 128.0210 | 128.2740 | 60.7550 | 60.9230 |
| U2-U3 | 45.1940 | 45.2860 | 40.3000 | 40.5000 |
| U2-U4 | 89.0460 | 89.1420 | 81.2240 | 81.3390 |
| U3-U4 | 62.3860 | 62.3430 | 109.5660 | 109.6850 |
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 | 60990.02309446 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P2501_B |
| HIERARCH ESO INS SOBJ NAME | P2501_B |
| RA | 350.939606 |
| DEC | -8.46141 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 176.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 54.393 |
| HIERARCH ESO ISS PBL12 END | 54.477 |
| HIERARCH ESO ISS PBLA12 START | 25.8 |
| HIERARCH ESO ISS PBLA12 END | 26.1 |
| HIERARCH ESO ISS PBL13 START | 98.802 |
| HIERARCH ESO ISS PBL13 END | 98.982 |
| HIERARCH ESO ISS PBLA13 START | 32.4 |
| HIERARCH ESO ISS PBLA13 END | 32.7 |
| HIERARCH ESO ISS PBL14 START | 128.021 |
| HIERARCH ESO ISS PBL14 END | 128.274 |
| HIERARCH ESO ISS PBLA14 START | 60.755 |
| HIERARCH ESO ISS PBLA14 END | 60.923 |
| HIERARCH ESO ISS PBL23 START | 45.194 |
| HIERARCH ESO ISS PBL23 END | 45.286 |
| HIERARCH ESO ISS PBLA23 START | 40.3 |
| HIERARCH ESO ISS PBLA23 END | 40.5 |
| HIERARCH ESO ISS PBL24 START | 89.046 |
| HIERARCH ESO ISS PBL24 END | 89.142 |
| HIERARCH ESO ISS PBLA24 START | 81.224 |
| HIERARCH ESO ISS PBLA24 END | 81.339 |
| HIERARCH ESO ISS PBL34 START | 62.386 |
| HIERARCH ESO ISS PBL34 END | 62.343 |
| HIERARCH ESO ISS PBLA34 START | 109.566 |
| HIERARCH ESO ISS PBLA34 END | 109.685 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003052 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003548 |
| HIERARCH ESO ISS AMBI TEMP | 15.16 |
| HIERARCH ESO ISS AMBI FWHM START | 1.22 |
| HIERARCH ESO ISS AMBI FWHM END | 1.26 |
| HIERARCH ESO FT ROBJ NAME | P2501_B |
| HIERARCH ESO FT ROBJ ALPHA | 232345.314 |
| HIERARCH ESO FT ROBJ DELTA | -082736.407 |