Saturn_2046-04-20T10_35_15.6900_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:17:32 2023
 
target                  : Saturn
target radius (km)      :  60268.00
C/A epoch               : 2046-04-20T10:45:45.780
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          : 4120809395806543360
2Mass ID (if available) : 17264804-2139528
ICRS Star Coord at Epoch: 17h 26m 48.03017s -21:39:53.03961s
RUWE (>1.4 is poor)     :   1.12
K magnitude             :  8.909
G magnitude             : 14.044
RP magnitude            : 12.743
BP magnitude            : 16.003
DUPflag                 : 0
Distance (au)           :  9.386
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    :  -8.59
Sun-Target sep (deg)    :  127.58
Sun-Moon sep (deg)      :   57.21
B (ring opening deg)    :   26.49
PA of pole (deg)        :    4.77
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   6.123
C/A sky separation (km) :  41682.8
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 2046-04-20T07:27:38.528   -13.71x -37.13  140461.00    -6.32
A (OER)       I 2046-04-20T07:37:27.616   -11.51x -39.05  136774.40    -6.20
Encke (OEG)   I 2046-04-20T07:45:40.835    -9.68x -40.63  133744.89    -6.09
Encke (IEG)   I 2046-04-20T07:46:33.726    -9.49x -40.80  133423.31    -6.07
A (IER)       I 2046-04-20T08:19:09.621    -2.31x -46.68  122050.38    -5.53
B (OER)       I 2046-04-20T08:33:01.823     0.71x -48.96  117571.16    -5.23
 
Saturn        I 2046-04-20T09:24:56.142    11.74  -55.78   59702.23             -39.07    -44.68
Saturn        E 2046-04-20T12:05:20.498    40.50  -49.40   59717.25             -38.44    -44.04
 
B (OER)       E 2046-04-20T12:59:05.897    46.31  -39.94  117571.16     5.55
A (IER)       E 2046-04-20T13:12:08.423    47.22  -37.40  122050.38     5.89
Encke (IEG)   E 2046-04-20T13:42:31.131    48.46  -31.23  133423.31     6.56
Encke (OEG)   E 2046-04-20T13:43:20.111    48.48  -31.06  133744.89     6.57
A (OER)       E 2046-04-20T13:50:56.110    48.58  -29.47  136774.40     6.71
F ring        E 2046-04-20T13:59:58.987    48.58  -27.56  140461.00     6.87