1999 TM251

1999TM251, 2000 YV11, 2000YV11, 42990, J99TP1M, K00Y11V

All data for this body: [vot]

MPC data
Name (number) 1999 TM251 (42990)
a 2.62965
e 0.10147
i / sin(i) 15.2858 / 0.26363
q 2.36283
Q 2.89647
ω 343.7708
Node 187.2400
m 206.9900
n 0.2311
Epoch 2460800.5
nobs 1983
nopp 23
Years observed 1990-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.630
ep 0.154
sin(ip) 0.257
G 0.150
H 14.650
Mass
D 2.75 0.603
pV 0.490 0.2246
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 25.705
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6302 0.1544 0.2567 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.75 0.603 0.603 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.490 0.2246 0.2246 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
14.65 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 0.67 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.854 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.2022 0.8560 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8074 0.8560 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9061 0.8560 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9578 0.8560 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.0822 0.8560 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT