Saturn_2046-02-11T12_30_36.6800_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:17:29 2023
 
target                  : Saturn
target radius (km)      :  60268.00
C/A epoch               : 2046-02-11T12:26:31.690
Event type              : PgtRgt
                        : Saturn occs: geocentric, topocentric
                        : Ring occs: geocentric, topocentric
Observer code           : IRTF
Location                : Mauna Kea/IRTF
Latitude (deg)          :  19.82622
E. Longitude (deg)      : 204.52800
Altitude (km)           :   4.168
Gaia source ID          : 4115048715120678144
2Mass ID (if available) : 17194547-2139044
ICRS Star Coord at Epoch: 17h 19m 45.46193s -21:39:04.87329s
RUWE (>1.4 is poor)     :   0.97
K magnitude             :  8.500
G magnitude             : 13.169
RP magnitude            : 11.990
BP magnitude            : 14.667
DUPflag                 : 0
Distance (au)           : 10.456
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    :  23.72
Sun-Target sep (deg)    :   61.65
Sun-Moon sep (deg)      :  121.12
B (ring opening deg)    :   26.61
PA of pole (deg)        :    4.61
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   5.552
C/A sky separation (km) :  42108.7
NAIF SPICE kernels      : RAJobs_U111+rgf15.spk
                          URKALLv1.spk
                          Saturn_ring_plane.tf
                          sat378.bsp
                          sat286.bsp
                          vgr1.sat286.bsp
                          vgr2.sat286.bsp
                          HST1081HSPephemUTC.bsp
                          pfbl0000r.bsp
                          cassini.bsp
                          earthstns_itrf93_040916.bsp
                          earth_200101_990628_predict.bpc
                          earth_720101_070426.bpc
                          cpck28Mar2008.tpc
                          pck.sat440.tpc
                          IAU_SATURN_for_RINGFIT.tpc
                          naif0012.tls
                          earth_flat_IAU.spk
 
b: ring blocked by planet  x: target alt <  5.0 deg or  sun >  -5.0 deg
Ring         I/E             UTC        b?  alt   alt-sun   radius     r-dot   lat-geo lat-geodetic
---------------------------------------------------------------------------------------------------
F ring        I 2046-02-11T11:11:17.092   -21.96x -79.74  140461.00   -17.74
A (OER)       I 2046-02-11T11:14:47.252   -21.17x -79.04  136774.40   -17.34
Encke (OEG)   I 2046-02-11T11:17:43.822   -20.50x -78.43  133744.89   -16.97
Encke (IEG)   I 2046-02-11T11:18:02.791   -20.43x -78.37  133423.31   -16.93
A (IER)       I 2046-02-11T11:29:49.014   -17.78x -75.86  122050.38   -15.20
B (OER)       I 2046-02-11T11:34:52.498   -16.64x -74.75  117571.16   -14.30
 
Saturn        I 2046-02-11T11:56:48.321   -11.73x -69.81   59715.73             -38.26    -43.85
Saturn        E 2046-02-11T12:56:17.555     1.35x -55.97   59674.65             -39.95    -45.57
 
B (OER)       E 2046-02-11T13:14:05.723     5.17  -51.78  117571.16    14.18
A (IER)       E 2046-02-11T13:19:12.071     6.26  -50.58  122050.38    15.05
Encke (IEG)   E 2046-02-11T13:31:05.927     8.78  -47.78  133423.31    16.74
Encke (OEG)   E 2046-02-11T13:31:25.119     8.85  -47.71  133744.89    16.78
A (OER)       E 2046-02-11T13:34:23.822     9.47  -47.01  136774.40    17.13
F ring        E 2046-02-11T13:37:56.633    10.21  -46.17  140461.00    17.51