Ilanramon

2001 OU39, 2001OU39, 51828, K01O39U

All data for this body: [vot]

MPC data
Name (number) Ilanramon (51828)
a 2.77170
e 0.13203
i / sin(i) 9.4647 / 0.16444
q 2.40575
Q 3.13765
ω 43.6861
Node 41.6183
m 312.5148
n 0.2136
Epoch 2460800.5
nobs 2467
nopp 23
Years observed 1990-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.773
ep 0.126
sin(ip) 0.155
G 0.150
H 13.990
Mass
D 5.55 0.904
pV 0.190 0.1093
Value
Rotational Period 3.600
Period quality 2
Spectral Class S
Spectral Class Score 17.516
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 -0.2400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7735 0.1264 0.1552 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.55 0.904 0.904 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.190 0.1093 0.1093 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
13.99 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.591345 2 Sidereal Durech 2020A&A...643A..59D Model
3.59135 2 Sidereal Durech 2023A&A...675A..24D Model
3.61 2 Synodic Molnar 2018ApJS..234...37M Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.142 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
K S 0.3698 0.6880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.3429 0.6880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7181 0.6880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8588 0.6880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9996 0.6880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT