1999 ND23

1999ND23, 36001, J99N23D

All data for this body: [vot]

MPC data
Name (number) 1999 ND23 (36001)
a 2.75988
e 0.13556
i / sin(i) 10.4020 / 0.18055
q 2.38576
Q 3.13400
ω 177.2087
Node 125.5787
m 217.9013
n 0.2150
Epoch 2460800.5
nobs 1815
nopp 21
Years observed 1998-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.762
ep 0.125
sin(ip) 0.161
G 0.150
H 14.850
Mass
D 3.77 0.774
pV 0.216 0.0885
Value
Rotational Period 165.160
Period quality 2
Spectral Class S
Spectral Class Score 4.566
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 -0.3600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7618 0.1252 0.1611 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.77 0.774 0.774 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.216 0.0885 0.0885 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
14.85 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
165.164 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
S 0.761 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT