1999 TR2

1999TR2, 1998 MJ31, 1998MJ31, 33794, J98M31J, J99T02R

All data for this body: [vot]

MPC data
Name (number) 1999 TR2 (33794)
a 3.15965
e 0.05296
i / sin(i) 22.8012 / 0.38754
q 2.99231
Q 3.32700
ω 188.6746
Node 110.7235
m 272.0976
n 0.1755
Epoch 2460800.5
nobs 4136
nopp 23
Years observed 1998-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Alauda (702)
 
ap 3.162
ep 0.051
sin(ip) 0.369
G 0.150
H 12.420
Mass
D 19.60 0.219
pV 0.059 0.0084
Value
Rotational Period 3.765
Period quality 2
Spectral Class C
Spectral Class Score 5.958
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
702 Alauda 0 Alauda Novakovic 2019EPSC...13.1671N HCM
702 Alauda 902 Alauda -0.4800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1618 0.0513 0.3693 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
19.44 6.670 6.670 Masiero 2012ApJ...759L...8M NEATM
19.61 0.219 0.219 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.056 0.0260 0.0260 Masiero 2012ApJ...759L...8M NEATM
0.059 0.0089 0.0089 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
12.42 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.76553 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.993 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT