Saturn_2046-07-18T10_24_35.1300_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:17:35 2023
 
target                  : Saturn
target radius (km)      :  60268.00
C/A epoch               : 2046-07-18T10:19:58.340
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          : 4127635408818049664
2Mass ID (if available) : 17031669-2118528
ICRS Star Coord at Epoch: 17h 03m 16.69747s -21:18:52.85790s
RUWE (>1.4 is poor)     :   0.87
K magnitude             :  6.020
G magnitude             : 11.030
RP magnitude            :  9.759
BP magnitude            : 12.882
DUPflag                 : 0
Distance (au)           :  9.221
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -13.73
Sun-Target sep (deg)    :  141.43
Sun-Moon sep (deg)      :   43.15
B (ring opening deg)    :   26.57
PA of pole (deg)        :    4.19
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   2.797
C/A sky separation (km) :  18704.8
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 2046-07-18T07:45:04.172    48.91  -33.04  140461.00   -13.62
A (OER)       I 2046-07-18T07:49:35.167    48.88  -33.81  136774.40   -13.58
Encke (OEG)   I 2046-07-18T07:53:18.446    48.84  -34.43  133744.89   -13.55
Encke (IEG)   I 2046-07-18T07:53:42.179    48.83  -34.50  133423.31   -13.55
A (IER)       I 2046-07-18T08:07:46.140    48.46  -36.78  122050.38   -13.40
B (OER)       I 2046-07-18T08:13:21.373    48.24  -37.65  117571.16   -13.32
B (IER)       I 2046-07-18T08:46:03.610    46.08  -42.29   91984.69   -12.68
C (IER)       I 2046-07-18T09:09:50.195    43.69  -45.06   74490.58   -11.75
 
Saturn        I 2046-07-18T09:12:31.297    43.39  -45.34   60136.07             -17.56    -21.20
Saturn        E 2046-07-18T11:27:55.630    21.18  -46.81   60172.25             -14.88    -18.06
 
C (IER)       E 2046-07-18T11:35:22.949    19.71  -46.16   74490.58    11.57
B (IER)       E 2046-07-18T11:59:35.554    14.82  -43.61   91984.69    12.42
B (OER)       E 2046-07-18T12:33:05.449     7.83  -39.16  117571.16    12.97
A (IER)       E 2046-07-18T12:38:50.152     6.61  -38.30  122050.38    13.02
Encke (IEG)   E 2046-07-18T12:53:19.619     3.51x -36.04  133423.31    13.13
Encke (OEG)   E 2046-07-18T12:53:44.103     3.42x -35.97  133744.89    13.14
A (OER)       E 2046-07-18T12:57:34.540     2.59x -35.35  136774.40    13.16
F ring        E 2046-07-18T13:02:14.441     1.58x -34.58  140461.00    13.18