Exposure
- ID
- GRAVI.2024-07-24T23:34:12.407_2
- Header ID
- GRAVI.2024-07-24T23:34:12.407
- Date updated
- 2024-07-24 23:45:34 UTC+0000
- Release date
- 2025-07-24 23:45:34 UTC+0000
- UTC Start
- 2024-07-24 23:34:12.407
- UTC End
- 2024-07-24 23:36:12.407
- MJD Start
- 60515.98208804
- MJD End
- 60515.9834769289
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003493
- Ambient temperature (°C)
- 13.34
- Seeing (arcsec)
- 0.92
Observation
- ID
- 60167
- Category
- science
- 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
- 44670
- Name
- IRS16NW
- RA
- 266.4168475
- DEC
- -29.0075225555556
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 | 56.2650 | 56.2700 | 5.2000 | 5.5000 |
U1-U3 | 101.0210 | 101.0470 | 10.4000 | 10.8000 |
U1-U4 | 118.6050 | 118.8670 | 35.4140 | 35.8580 |
U2-U3 | 45.2780 | 45.3050 | 16.9000 | 17.3000 |
U2-U4 | 75.4740 | 75.8130 | 57.4300 | 57.8600 |
U3-U4 | 50.4990 | 50.8060 | 93.0560 | 93.3040 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 113.268P.004 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 60515.98208804 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | IRS16C |
RA | 266.41691 |
DEC | -29.00739 |
HIERARCH ESO INS SPEC RES | MEDIUM |
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 | 135.0 |
HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
HIERARCH ESO DET2 NDIT | 4 |
HIERARCH ESO ISS PBL12 START | 56.265 |
HIERARCH ESO ISS PBL12 END | 56.27 |
HIERARCH ESO ISS PBLA12 START | 5.2 |
HIERARCH ESO ISS PBLA12 END | 5.5 |
HIERARCH ESO ISS PBL13 START | 101.021 |
HIERARCH ESO ISS PBL13 END | 101.047 |
HIERARCH ESO ISS PBLA13 START | 10.4 |
HIERARCH ESO ISS PBLA13 END | 10.8 |
HIERARCH ESO ISS PBL14 START | 118.605 |
HIERARCH ESO ISS PBL14 END | 118.867 |
HIERARCH ESO ISS PBLA14 START | 35.414 |
HIERARCH ESO ISS PBLA14 END | 35.858 |
HIERARCH ESO ISS PBL23 START | 45.278 |
HIERARCH ESO ISS PBL23 END | 45.305 |
HIERARCH ESO ISS PBLA23 START | 16.9 |
HIERARCH ESO ISS PBLA23 END | 17.3 |
HIERARCH ESO ISS PBL24 START | 75.474 |
HIERARCH ESO ISS PBL24 END | 75.813 |
HIERARCH ESO ISS PBLA24 START | 57.43 |
HIERARCH ESO ISS PBLA24 END | 57.86 |
HIERARCH ESO ISS PBL34 START | 50.499 |
HIERARCH ESO ISS PBL34 END | 50.806 |
HIERARCH ESO ISS PBLA34 START | 93.056 |
HIERARCH ESO ISS PBLA34 END | 93.304 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003493 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003493 |
HIERARCH ESO ISS AMBI TEMP | 13.34 |
HIERARCH ESO ISS AMBI FWHM START | 0.92 |
HIERARCH ESO ISS AMBI FWHM END | 0.92 |
HIERARCH ESO FT ROBJ NAME | IRS16NW |
HIERARCH ESO FT ROBJ ALPHA | 174540.0434 |
HIERARCH ESO FT ROBJ DELTA | -290027.0812 |