Grenville

15523, 1990 WA1, 1990WA1, 1998 KR60, 1998KR60, 1999 XE151, 1999XE151, J90W01A, J98K60R, J99XF1E

All data for this body: [vot]

MPC data
Name (number) Grenville (15523)
a 2.77407
e 0.16255
i / sin(i) 10.2453 / 0.17786
q 2.32314
Q 3.22500
ω 228.1408
Node 103.3333
m 227.6626
n 0.2133
Epoch 2460800.5
nobs 3695
nopp 25
Years observed 1990-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.775
ep 0.130
sin(ip) 0.158
G 0.150
H 13.480
Mass
D 4.88 0.168
pV 0.355 0.0961
Value
Rotational Period 5.740
Period quality 2
Spectral Class S
Spectral Class Score 10.597
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 0 Gefion Novakovic 2019EPSC...13.1671N HCM
1272 Gefion 516 Gefion -0.2500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7752 0.1302 0.1581 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.88 0.168 0.168 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.355 0.0961 0.0961 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.48 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.745 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.957 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.8091 0.8091 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT