1997 BS4

1997BS4, 1999 XL19, 1999XL19, 73875, J97B04S, J99X19L

All data for this body: [vot]

MPC data
Name (number) 1997 BS4 (73875)
a 2.39676
e 0.17157
i / sin(i) 2.4893 / 0.04343
q 1.98555
Q 2.80796
ω 207.3742
Node 171.8926
m 319.7669
n 0.2656
Epoch 2460800.5
nobs 1306
nopp 19
Years observed 1997-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.398
ep 0.140
sin(ip) 0.044
G 0.150
H 16.030
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 1.176
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.1700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3978 0.1397 0.0440 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
16.03 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 S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.0294 0.0294 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT