Asteroids

2019GC6 help

Last update: 2024-05-06 22:00 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.911

Aphelion (Q)

1.297

Eccentricity (e)

0.175

Inclination (i)

1.3

deg

Orbit period (P)

423.4

Earth MOID

0.00159

U parameter

5.0

Next Earth close approach

Date

2034-09-11

Nominal distance (from Earth center)

0.043

6432242

Maximum Brightness

22.5

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.5

mag

Diameter

14 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2019-04-09

Observatory

Catalina Sky 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

1.103525

1-sigma variation

0.000007

Unit

Eccentricity (e)

Value

0.174889

1-sigma variation

0.000010

Unit

Inclination (i)

Value

1.2540

1-sigma variation

0.0001

Unit

Long. of Ascending Node (Ω)

Value

211.5193

1-sigma variation

0.0006

Unit

Arg. of Perihelion (ω)

Value

63.9108

1-sigma variation

0.0005

Unit

Mean Anomaly (M)

Value

47.65284

1-sigma variation

0.01453

Unit

Perihelion distance

Value

0.910530

1-sigma variation

Unit

Aphelion distance

Value

1.296519

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.012076

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.165641

1-sigma variation

Unit

MOID

Value

0.001588

1-sigma variation

Unit

Orbit Period

Value

423.4202

1-sigma variation

Unit

U parameter

Value

5.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.43486E-11	7.05525E-11	-8.44306E-10	4.37587E-9	-3.83542E-9	-1.07118E-7
e	7.05525E-11	9.15926E-11	-1.09613E-9	5.68100E-9	-4.97802E-9	-1.39056E-7
i	-8.44306E-10	-1.09613E-9	1.31287E-8	-6.80382E-8	5.96174E-8	1.66410E-6
Ω	4.37587E-9	5.68100E-9	-6.80382E-8	3.52611E-7	-3.08969E-7	-8.62467E-6
ω	-3.83542E-9	-4.97802E-9	5.96174E-8	-3.08969E-7	2.71086E-7	7.55928E-6
M	-1.07118E-7	-1.39056E-7	1.66410E-6	-8.62467E-6	7.55928E-6	2.11124E-4

Date of computation: 2024-04-23 10:08 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

26.451

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

14 - 30*

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 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

1846

Unit

Source

[1]

Normalized RMS of residuals

Value

0.393168

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2019-03-31.33428

Unit

Source

[2]

Last Observation

Value

2019-04-17.731084

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

100 (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

2019-04-18

Unit

Source

[3]

Last Observation

Value

2019-04-18

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

1 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

1 (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 2019GC6 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	1957-06-01 01:11	> 1 mo	0.0885028	0.0033466	13.3087902
EARTH	1970-09-01 00:22	> 1 mo	0.0125645	0.0009364	0.7624334
EARTH	1983-04-16 19:11	932.1	0.0079410	0.0015518	0.0060581
EARTH	1998-09-11 04:52	80.9	0.0342817	0.0321543	0.0007092
EARTH	2005-08-08 08:14	717.0	0.0804461	0.0791690	0.0004257
EARTH	2012-06-08 01:48	454.2	0.0998591	0.0995608	0.0000994
EARTH	2019-04-18 06:40	< 1 s	0.0014646	0.0014643	0.0000001
EARTH	2034-09-11 22:27	91.4	0.0429969	0.0405896	0.0008062
EARTH	2041-07-23 01:03	881.7	0.0977142	0.0969302	0.0002614
EARTH	2048-05-09 02:29	> 1 d	0.0689271	0.0640862	0.0016142
EARTH	2055-04-12 18:08	200.2	0.0705482	0.0642998	0.0020828
EARTH	2070-09-16 15:08	189.8	0.1140009	0.1041934	0.0032720
EARTH	2077-08-21 23:34	> 1 d	0.0650782	0.0551631	0.0033216
EARTH	2084-05-21 18:52	> 1 d	0.0852186	0.0818947	0.0011083
EARTH	2091-04-11 01:16	133.6	0.0951511	0.0922084	0.0009809
EARTH	2106-09-12 06:53	746.6	0.0347667	0.0201594	0.0054677
EARTH	2113-08-21 05:46	> 1 d	0.0673027	0.0434428	0.0080700
EARTH	2120-03-16 10:41	> 1 w	0.1821533	0.1404451	0.0139159
EARTH	2120-06-23 06:12	> 1 w	0.1059775	0.1013547	0.0015732

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