Exposure
- ID
- GRAVI.2024-07-17T05:20:21.400_2
- Header ID
- GRAVI.2024-07-17T05:20:21.400
- Date updated
- 2024-07-17 05:35:32 UTC+0000
- Release date
- 2024-07-17 05:20:21 UTC+0000
- UTC Start
- 2024-07-17 05:20:21.400
- UTC End
- 2024-07-17 05:26:21.400
- MJD Start
- 60508.22246991
- MJD End
- 60508.2266365767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052195
- Ambient temperature (°C)
- 17.1
- Seeing (arcsec)
- 0.73
Observation
- ID
- 60137
- Category
- calibrator
- Program ID
- 113.268P.004
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - MEASURING THE SPIN OF SGR A* BY MEANS OF DEEP GRAVITY INTERFEROMETRY
- Program Type
- GTO
- PI / COI
- EISENHAUER / GILLESSEN / GENZEL / OTT / WIDMANN / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / BRANDNER / PERRIN / ROUSSELET-PERRAUT / GARCIA / MANG / PAUMARD / ECKART / VINCENT / BOURDAROT / LUTZ / STURM / CAO / HORROBIN / LE BOUQUIN / KREIDBERG /
Target
- ID
- 43560
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816944444
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 | 52.3650 | 52.0290 | 38.5000 | 38.8000 |
| U1-U3 | 92.8660 | 92.0990 | 44.7000 | 45.1000 |
| U1-U4 | 108.8270 | 107.0840 | 75.5340 | 76.0850 |
| U2-U3 | 41.2050 | 40.7670 | 52.7000 | 53.0000 |
| U2-U4 | 74.0660 | 72.8300 | 100.7270 | 101.7030 |
| U3-U4 | 55.7110 | 55.2070 | 134.0980 | 135.4000 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.268P.004 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60508.22246991 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.41669 |
| DEC | -29.0075 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 52.365 |
| HIERARCH ESO ISS PBL12 END | 52.029 |
| HIERARCH ESO ISS PBLA12 START | 38.5 |
| HIERARCH ESO ISS PBLA12 END | 38.8 |
| HIERARCH ESO ISS PBL13 START | 92.866 |
| HIERARCH ESO ISS PBL13 END | 92.099 |
| HIERARCH ESO ISS PBLA13 START | 44.7 |
| HIERARCH ESO ISS PBLA13 END | 45.1 |
| HIERARCH ESO ISS PBL14 START | 108.827 |
| HIERARCH ESO ISS PBL14 END | 107.084 |
| HIERARCH ESO ISS PBLA14 START | 75.534 |
| HIERARCH ESO ISS PBLA14 END | 76.085 |
| HIERARCH ESO ISS PBL23 START | 41.205 |
| HIERARCH ESO ISS PBL23 END | 40.767 |
| HIERARCH ESO ISS PBLA23 START | 52.7 |
| HIERARCH ESO ISS PBLA23 END | 53.0 |
| HIERARCH ESO ISS PBL24 START | 74.066 |
| HIERARCH ESO ISS PBL24 END | 72.83 |
| HIERARCH ESO ISS PBLA24 START | 100.727 |
| HIERARCH ESO ISS PBLA24 END | 101.703 |
| HIERARCH ESO ISS PBL34 START | 55.711 |
| HIERARCH ESO ISS PBL34 END | 55.207 |
| HIERARCH ESO ISS PBLA34 START | 134.098 |
| HIERARCH ESO ISS PBLA34 END | 135.4 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004647 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005792 |
| HIERARCH ESO ISS AMBI TEMP | 17.1 |
| HIERARCH ESO ISS AMBI FWHM START | 0.78 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |