1999 MM1

1999MM1, 1991 GK11, 1991GK11, 38207, J91G11K, J99M01M

All data for this body: [vot]

MPC data
Name (number) 1999 MM1 (38207)
a 2.39274
e 0.18745
i / sin(i) 2.2596 / 0.03943
q 1.94423
Q 2.84125
ω 215.1320
Node 80.6724
m 359.2377
n 0.2663
Epoch 2460800.5
nobs 2050
nopp 23
Years observed 1991-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Massalia (20)
 
ap 2.393
ep 0.167
sin(ip) 0.023
G 0.150
H 15.080
Mass
D 3.10 0.313
pV 0.221 0.0535
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.452
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
20 Massalia 0 Massalia Novakovic 2019EPSC...13.1671N HCM
20 Massalia 404 Massalia -0.7000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3933 0.1666 0.0233 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.10 0.313 0.313 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.221 0.0535 0.0535 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
15.08 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.742 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT