Martindavid

06385, 1987 WS2, 1987WS2, 1989 EC2, 1989EC2, 1991 RV12, 1991RV12, J87W02S, J89E02C, J91R12V

All data for this body: [vot]

MPC data
Name (number) Martindavid (6385)
a 3.14842
e 0.11790
i / sin(i) 5.6667 / 0.09874
q 2.77721
Q 3.51963
ω 200.0058
Node 22.8916
m 124.9824
n 0.1764
Epoch 2460800.5
nobs 4185
nopp 31
Years observed 1955-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.155
ep 0.139
sin(ip) 0.095
G 0.150
H 12.990
Mass
D 13.47 0.224
pV 0.089 0.0092
Value
Rotational Period 5.470
Period quality 2
Spectral Class C
Spectral Class Score 5.424
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1551 0.1393 0.0950 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.47 0.224 0.224 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.089 0.0092 0.0092 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
12.99 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.45 2 Synodic Chang 2016ApJS..227...20C Lightcurve
5.47485 2 Sidereal Durech 2018A&A...617A..57D Model
5.476 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
C 0.904 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT