1999 NT27

1999NT27, 18828, 1997 EW37, 1997EW37, 1998 HY139, 1998HY139, J97E37W, J98HD9Y, J99N27T

All data for this body: [vot]

MPC data
Name (number) 1999 NT27 (18828)
a 3.26742
e 0.11507
i / sin(i) 1.9160 / 0.03343
q 2.89144
Q 3.64339
ω 221.7373
Node 77.2132
m 136.6247
n 0.1669
Epoch 2460800.5
nobs 2493
nopp 25
Years observed 1994-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.226
ep 0.145
sin(ip) 0.016
G 0.150
H 13.670
Mass
D 12.07 0.148
pV 0.054 0.0052
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 4.056
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.8100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2264 0.1446 0.0159 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.99 0.242 0.242 Masiero 2011ApJ...741...68M NEATM
12.72 0.188 0.188 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.044 0.0067 0.0067 Masiero 2011ApJ...741...68M NEATM
0.070 0.0082 0.0082 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
13.67 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
X 0.676 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT