Exposure
- ID
- GRAVI.2024-05-29T02:43:27.955_2
- Header ID
- GRAVI.2024-05-29T02:43:27.955
- Date updated
- 2024-05-29 03:00:24 UTC+0000
- Release date
- 2024-05-29 02:43:27 UTC+0000
- UTC Start
- 2024-05-29 02:43:27.955
- UTC End
- 2024-05-29 02:49:27.955
- MJD Start
- 60459.113518
- MJD End
- 60459.1176846667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0045105
- Ambient temperature (°C)
- 14.89
- Seeing (arcsec)
- 0.72
Observation
- ID
- 59421
- Category
- calibrator
- Program ID
- 113.268P.002
- 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 | 56.2280 | 56.2290 | 0.2000 | 1.1000 |
| U1-U3 | 100.7030 | 100.7460 | 4.9000 | 5.9000 |
| U1-U4 | 114.5490 | 115.2730 | 27.9390 | 29.3840 |
| U2-U3 | 44.8980 | 44.9580 | 10.7000 | 11.9000 |
| U2-U4 | 69.8900 | 70.9420 | 49.9510 | 51.4360 |
| U3-U4 | 45.1640 | 46.2150 | 88.9220 | 89.7220 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.268P.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60459.113518 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416878 |
| DEC | -29.00732 |
| 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 | 56.228 |
| HIERARCH ESO ISS PBL12 END | 56.229 |
| HIERARCH ESO ISS PBLA12 START | 0.2 |
| HIERARCH ESO ISS PBLA12 END | 1.1 |
| HIERARCH ESO ISS PBL13 START | 100.703 |
| HIERARCH ESO ISS PBL13 END | 100.746 |
| HIERARCH ESO ISS PBLA13 START | 4.9 |
| HIERARCH ESO ISS PBLA13 END | 5.9 |
| HIERARCH ESO ISS PBL14 START | 114.549 |
| HIERARCH ESO ISS PBL14 END | 115.273 |
| HIERARCH ESO ISS PBLA14 START | 27.939 |
| HIERARCH ESO ISS PBLA14 END | 29.384 |
| HIERARCH ESO ISS PBL23 START | 44.898 |
| HIERARCH ESO ISS PBL23 END | 44.958 |
| HIERARCH ESO ISS PBLA23 START | 10.7 |
| HIERARCH ESO ISS PBLA23 END | 11.9 |
| HIERARCH ESO ISS PBL24 START | 69.89 |
| HIERARCH ESO ISS PBL24 END | 70.942 |
| HIERARCH ESO ISS PBLA24 START | 49.951 |
| HIERARCH ESO ISS PBLA24 END | 51.436 |
| HIERARCH ESO ISS PBL34 START | 45.164 |
| HIERARCH ESO ISS PBL34 END | 46.215 |
| HIERARCH ESO ISS PBLA34 START | 88.922 |
| HIERARCH ESO ISS PBLA34 END | 89.722 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004652 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004369 |
| HIERARCH ESO ISS AMBI TEMP | 14.89 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.78 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |