2001 SD109

2001SD109, 1997 BA7, 1997BA7, 55327, J97B07A, K01SA9D

All data for this body: [vot]

MPC data
Name (number) 2001 SD109 (55327)
a 2.76737
e 0.16398
i / sin(i) 9.2733 / 0.16114
q 2.31359
Q 3.22115
ω 311.1282
Node 19.5975
m 113.4330
n 0.2141
Epoch 2460800.5
nobs 2451
nopp 20
Years observed 1997-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.764
ep 0.133
sin(ip) 0.158
G 0.150
H 14.040
Mass
D
pV
Value
Rotational Period 6.580
Period quality 2
Spectral Class S
Spectral Class Score 19.503
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 -0.4400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7645 0.1329 0.1579 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
14.04 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.587 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 0.436 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.61 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.5988 0.7080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7191 0.7080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7933 0.7080 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT