Saturn_2046-04-10T10_08_39.9900_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               : 2046-04-10T10:34:21.730
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          : 4117826558200996608
2Mass ID (if available) : 17274615-2141173
ICRS Star Coord at Epoch: 17h 27m 46.15453s -21:41:18.60274s
RUWE (>1.4 is poor)     :   0.85
K magnitude             :  9.610
G magnitude             : 12.077
RP magnitude            : 11.288
BP magnitude            : 12.753
DUPflag                 : 0
Distance (au)           :  9.527
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    :  -4.23
Sun-Target sep (deg)    :  117.55
Sun-Moon sep (deg)      :  160.72
B (ring opening deg)    :   26.50
PA of pole (deg)        :    4.80
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   3.470
C/A sky separation (km) :  23975.1
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 2046-04-10T01:02:54.758   -67.56x  49.60x 140461.00    -3.28
A (OER)       I 2046-04-10T01:21:42.434   -71.93x  45.25x 136774.40    -3.26
Encke (OEG)   I 2046-04-10T01:37:15.946   -75.54x  41.62x 133744.89    -3.23
Encke (IEG)   I 2046-04-10T01:38:55.385   -75.93x  41.23x 133423.31    -3.23
A (IER)       I 2046-04-10T02:38:11.904   -87.98x  27.32x 122050.38    -3.17
B (OER)       I 2046-04-10T03:01:52.035   -84.12x  21.75x 117571.16    -3.14
B (IER)       I 2046-04-10T05:20:26.030   -52.04x -10.58   91984.69    -3.00
C (IER)       I 2046-04-10T07:01:42.060 b -28.70x -33.20   74490.58    -2.71
 
Saturn        I 2046-04-10T06:55:34.281   -30.10x -31.89   60103.56             -19.75    -23.75
Saturn        E 2046-04-10T13:53:07.299    47.24  -31.29   60059.45             -22.39    -26.77
 
C (IER)       E 2046-04-10T13:31:23.600 b  45.62  -35.93   74490.58     3.33
B (IER)       E 2046-04-10T14:50:35.803    48.43  -18.54   91984.69     3.97
B (OER)       E 2046-04-10T16:32:15.602    39.77    4.91x 117571.16     4.36
A (IER)       E 2046-04-10T16:49:18.354    37.29    8.90x 122050.38     4.40
Encke (IEG)   E 2046-04-10T17:32:05.578    30.24   18.95x 133423.31     4.46
Encke (OEG)   E 2046-04-10T17:33:17.715    30.03   19.23x 133744.89     4.46
A (OER)       E 2046-04-10T17:44:36.433    28.00   21.90x 136774.40     4.47
F ring        E 2046-04-10T17:58:20.586    25.46   25.13x 140461.00     4.48