Asteroids

2020YV2 help

Last update: 2024-04-18 14:36 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.756

Aphelion (Q)

1.434

Eccentricity (e)

0.310

Inclination (i)

14.8

deg

Orbit period (P)

418.6

Earth MOID

0.01866

U parameter

8.9

Next Earth close approach

Date

2029-01-01

Nominal distance (from Earth center)

0.03167

4737540

Maximum Brightness

17.7

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

22.6

mag

Diameter

80 - 180*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2020-12-20

Observatory

Mt. Lemmon Survey

Orbit Visualiser

Click the button to start Orbit Visualiser

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

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.095120

1-sigma variation

0.002510

Unit

Eccentricity (e)

Value

0.309864

1-sigma variation

0.001689

Unit

Inclination (i)

Value

14.7502

1-sigma variation

0.0698

Unit

Long. of Ascending Node (Ω)

Value

279.1214

1-sigma variation

0.0469

Unit

Arg. of Perihelion (ω)

Value

274.1412

1-sigma variation

0.1999

Unit

Mean Anomaly (M)

Value

249.75957

1-sigma variation

3.19772

Unit

Perihelion distance

Value

0.755782

1-sigma variation

Unit

Aphelion distance

Value

1.434458

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.048268

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.029869

1-sigma variation

Unit

MOID

Value

0.018656

1-sigma variation

Unit

Orbit Period

Value

418.5920

1-sigma variation

Unit

U parameter

Value

8.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.30092E-6	4.23978E-6	1.75160E-4	1.17766E-4	-5.01769E-4	-8.02679E-3
e	4.23978E-6	2.85292E-6	1.17864E-4	7.92425E-5	-3.37627E-4	-5.40109E-3
i	1.75160E-4	1.17864E-4	4.86936E-3	3.27379E-3	-1.39486E-2	-2.23138E-1
Ω	1.17766E-4	7.92425E-5	3.27379E-3	2.20107E-3	-9.37817E-3	-1.50022E-1
ω	-5.01769E-4	-3.37627E-4	-1.39486E-2	-9.37817E-3	3.99586E-2	6.39208E-1
M	-8.02679E-3	-5.40109E-3	-2.23138E-1	-1.50022E-1	6.39208E-1	1.02254E1

Date of computation: 2024-02-21 14:29 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

22.649

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

80 - 180*

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

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA ODIM	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

1213

Unit

Source

[1]

Normalized RMS of residuals

Value

0.601495

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2020-11-10.601682

Unit

Source

[2]

Last Observation

Value

2020-12-22.467195

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

29 (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

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

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

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

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 2020YV2 from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1965-12-27 04:32	> 1 w	0.1738548	0.0120374	0.4648638
EARTH	1967-06-20 12:26	> 1 mo	0.1820376	0.0433146	0.6359093
EARTH	1974-01-02 02:07	> 1 mo	0.0285424	0.0173596	1.1037054
EARTH	1975-07-03 17:34	> 1 mo	0.0600169	0.0320277	1.0811743
EARTH	1982-01-03 18:29	> 1 w	0.0316103	0.0179379	0.6305109
EARTH	1983-07-06 22:30	> 1 mo	0.0306762	0.0306536	0.0100473
EARTH	1990-01-06 21:34	> 1 d	0.1444939	0.0162426	0.5971321
EARTH	1991-07-13 08:55	> 1 w	0.1214078	0.0331307	0.5630262
EARTH	2020-12-27 13:01	2.0	0.1616450	0.1592050	0.0008134
EARTH	2022-06-21 08:35	> 1 d	0.1757730	0.1086990	0.0228227
EARTH	2029-01-01 19:37	> 1 d	0.0316685	0.0181877	0.1418679
EARTH	2030-07-03 02:36	> 1 w	0.0676386	0.0349115	0.1330585
EARTH	2037-01-03 00:31	> 1 d	0.0200127	0.0180117	0.0576774
EARTH	2038-07-05 08:15	> 1 w	0.0411397	0.0315700	0.1354560
EARTH	2045-01-04 11:50	> 1 w	0.0572909	0.0171554	0.6881869
EARTH	2046-07-07 23:26	> 1 mo	0.0369383	0.0321608	0.3597150
EARTH	2053-01-06 19:12	> 1 d	0.1672263	0.0165942	1.3649974
EARTH	2054-07-14 07:45	> 1 mo	0.1381386	0.0356576	1.4084848
EARTH	2083-12-28 11:26	> 1 mo	0.1605152	0.0168974	2.3772449
EARTH	2085-06-20 12:54	> 1 mo	0.1791482	0.0590244	2.1722820
EARTH	2092-01-02 13:40	> 1 mo	0.0347214	0.0187750	1.7513037
EARTH	2093-07-02 12:54	> 1 mo	0.0739538	0.0378060	1.3176033
EARTH	2100-01-03 23:18	> 1 w	0.0218926	0.0184318	0.4468546
EARTH	2101-07-06 08:02	> 1 mo	0.0416700	0.0323993	1.1151373
EARTH	2108-01-06 19:17	> 1 mo	0.0724481	0.0176345	6.3369874
EARTH	2109-07-09 15:10	> 1 mo	0.0449147	0.0336988	4.6464663
EARTH	2116-01-08 07:11	> 1 mo	0.1817054	0.0202107	9.6814180
EARTH	2117-07-15 22:01	> 1 mo	0.1491900	0.0379084	9.8896126

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