Asteroids

2019VB37 help

Last update: 2025-07-29 02:36 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.694

Aphelion (Q)

2.064

Eccentricity (e)

0.497

Inclination (i)

7.4

deg

Orbit period (P)

591.7

Earth MOID

0.00078

U parameter

8.4

Next Earth close approach

Date

2032-10-27

Nominal distance (from Earth center)

0.18228

27268494

Maximum Brightness

23.7

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

24.4

mag

Diameter

30 - 80*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2019-11-01

Observatory

Pan-STARRS 1, Haleakala

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.379299

1-sigma variation

0.001802

Unit

Eccentricity (e)

Value

0.496730

1-sigma variation

0.001037

Unit

Inclination (i)

Value

7.3519

1-sigma variation

0.0179

Unit

Long. of Ascending Node (Ω)

Value

215.8733

1-sigma variation

0.0100

Unit

Arg. of Perihelion (ω)

Value

273.4150

1-sigma variation

0.0191

Unit

Mean Anomaly (M)

Value

105.17702

1-sigma variation

2.35283

Unit

Perihelion distance

Value

0.694160

1-sigma variation

Unit

Aphelion distance

Value

2.064439

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.002935

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.077312

1-sigma variation

Unit

MOID

Value

0.000776

1-sigma variation

Unit

Orbit Period

Value

591.6791

1-sigma variation

Unit

U parameter

Value

8.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.24617E-6	1.86898E-6	3.23050E-5	-1.80652E-5	3.41545E-5	-4.23912E-3
e	1.86898E-6	1.07618E-6	1.86037E-5	-1.04031E-5	1.96852E-5	-2.44067E-3
i	3.23050E-5	1.86037E-5	3.21659E-4	-1.79862E-4	3.40671E-4	-4.21866E-2
Ω	-1.80652E-5	-1.04031E-5	-1.79862E-4	1.00576E-4	-1.90473E-4	2.35910E-2
ω	3.41545E-5	1.96852E-5	3.40671E-4	-1.90473E-4	3.63257E-4	-4.46023E-2
M	-4.23912E-3	-2.44067E-3	-4.21866E-2	2.35910E-2	-4.46023E-2	5.53580E0

Date of computation: 2025-07-29 02:36 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

24.431

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

30 - 80*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

2119

Unit

Source

[1]

Normalized RMS of residuals

Value

0.534627

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2019-10-23.224397

Unit

Source

[2]

Last Observation

Value

2019-11-03.208724

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

13 (0)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 2019VB37 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1951-11-16 14:51	> 1 mo	0.1292228	0.0124125	0.5081751
EARTH	1964-10-26 15:34	> 1 w	0.1976698	0.0143370	0.2202805
EARTH	1981-04-16 15:12	> 1 w	0.1161628	0.0015223	0.2729584
EARTH	1985-11-08 22:56	> 1 w	0.0443648	0.0176195	0.3669756
EARTH	2002-05-05 22:30	> 1 w	0.1783613	0.0014064	0.2143279
EARTH	2015-04-19 03:24	> 1 d	0.0977652	0.0013831	0.0622229
EARTH	2019-11-12 11:37	< 1 min	0.0817853	0.0812240	0.0001871
EARTH	2032-10-27 19:53	> 1 w	0.1822786	0.0166464	0.1578798
EARTH	2049-04-24 09:13	> 1 w	0.0258080	0.0000414	0.3121767
EARTH	2053-11-15 15:39	> 1 mo	0.1219415	0.0130473	0.3285095
EARTH	2070-05-02 18:34	> 1 mo	0.1098201	0.0018479	2.4906095
EARTH	2087-10-31 20:54	> 1 mo	0.1236899	0.0193919	4.0513012
EARTH	2104-04-18 01:33	> 1 mo	0.1163472	0.0059684	2.9773386
EARTH	2108-11-09 12:13	> 1 mo	0.0344688	0.0209995	1.7950038
EARTH	2125-05-02 16:25	> 1 mo	0.0890656	0.0029369	2.9008027

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
57.02744236	112.46094332	0.00077578	MINIMUM
304.01460039	302.75134404	0.01915263	MINIMUM
0.68171043	27.64198637	0.30988134	SADDLE
180.26663409	207.44789565	1.06616745	SADDLE
1.05303099	208.25626117	1.70520294	SADDLE
180.39638299	27.51813043	3.04441087	MAXIMUM

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MOID Plots

Click on the images to zoom-in and zoom-out

Level lines of the squared distance function

2019VB37

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS
2041-04-26.058	66635.058	3.095	2.991	1.26 ± 0.285	5.72E4	5.61E-11	4.19E0	-9.45
2044-04-25.821	67730.821	2.229	0.000	1.09 ± 0.278	1.22E7	2.99E-9	3.98E0	-7.80
2049-04-26.063	69557.063	0.088	0.000	1.06 ± 0.282	8.27E3	5.62E-5	3.90E0	-3.65
2054-04-26.295	71383.295	0.093	0.000	1.02 ± 0.269	3.99E6	1.47E-7	3.90E0	-6.30
2054-04-26.376	71383.376	-1.070	0.936	1.27 ± 0.298	9.77E5	4.37E-8	4.03E0	-6.82
2057-04-26.072	72479.072	-2.508	0.156	1.26 ± 0.280	9.48E5	9.87E-9	3.96E0	-7.51
2060-04-25.819	73574.819	-3.233	0.000	0.79 ± 0.251	1.67E5	2.55E-8	3.78E0	-7.17
2065-04-26.045	75401.045	-2.467	0.000	0.84 ± 0.166	1.05E5	4.35E-7	3.82E0	-5.99
2067-04-26.517	76131.517	-1.062	0.000	1.26 ± 0.237	1.22E6	2.83E-7	3.89E0	-6.19
2088-10-28.883	83987.883	2.229	0.113	0.95 ± 2.632	6.27E7	3.00E-10	4.13E0	-9.31


Based on 13 optical observations (of which 0 are rejected as outliers) from 2019/10/23.224 to 2019/11/03.209.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.26 and 1.26 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 4.0, Date of computation=20250805 130500.123 UTC.

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