Sheikhumarrkhan

06781, 1978 WJ16, 1978WJ16, 1990 OD, 1990OD, J78W16J, J90O00D

All data for this body: [vot]

MPC data
Name (number) Sheikhumarrkhan (6781)
a 2.62874
e 0.24494
i / sin(i) 11.8690 / 0.20568
q 1.98486
Q 3.27262
ω 61.3078
Node 231.7121
m 65.1349
n 0.2313
Epoch 2460800.5
nobs 3020
nopp 25
Years observed 1978-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Mitidika (2262)
 
ap 2.630
ep 0.223
sin(ip) 0.224
G 0.150
H 14.160
Mass
D 9.04 0.243
pV 0.066 0.0090
Value
Rotational Period 6.181
Period quality 2
Spectral Class C
Spectral Class Score 1.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
3 Juno 0 Juno Novakovic 2019EPSC...13.1671N HCM
3 Juno 501 Juno -1.4300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
2262 Mitidika 531 Mitidika 0.0634 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6301 0.2225 0.2242 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.51 1.910 1.910 Masiero 2021PSJ.....2..162M NEATM
6.85 1.510 1.510 Masiero 2017AJ....154..168M NEATM
7.22 2.460 2.460 Nugent 2016AJ....152...63N NEATM
7.24 2.660 2.660 Masiero 2021PSJ.....2..162M NEATM
9.17 0.251 0.251 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.063 0.0097 0.0097 Masiero 2011ApJ...741...68M NEATM
0.070 0.0310 0.0550 Masiero 2021PSJ.....2..162M NEATM
0.070 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.080 0.0380 0.0720 Masiero 2021PSJ.....2..162M NEATM
0.095 0.0377 0.0377 Masiero 2017AJ....154..168M 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
14.16 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.18122 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C None None Movis NIR Popescu 2018A&A...617A..12P PHOT