Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.39104E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T15:03:48+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57731
    NORAD ID 57731
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    Name VEGA
    AOE ID 68430
    NORAD ID 68430
    Object Type PAYLOAD
    Country
    SE SE

    Conjunction Constraints

    Parameter YAOGAN-39 01C VEGA
    Time of Closest Approach 2026-10-19T07:45:40+0000
    Collision Probability (Pc) 3.39104E-6
    Conjunction Distance (km) 1.84 km
    Relative Speed (km/s) 13.619 km/s
    Conjunction Risk Parameters R (Radial): -1.098 | I (In-track): 0.656 | C (Cross-track): 1.323
    Collision Risk Index (CRI) 0.46
    X Position (km) 2570.072 2571.716
    Position Y (km) 5917.514 5918.24
    Position Z (km) -2410.004 -2409.609
    Velocity X (km/s) -5.594 -0.081
    Velocity Y (km/s) 3.832 -2.831
    Velocity Z (km/s) 3.461 -7.059

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-39 01C VEGA
    Semimajor Axis (a) 6892.514 km 6882.269 km
    Eccentricity (e) 0.001063 0.000163
    Inclination (i) 34.9919° 97.4645°
    RAAN 101.2199° 248.3709°
    Perigee Argument 343.3852° 85.9994°
    Mean Anomaly (M) 16.6511° 274.1428°
    Apogee 521.701 km 505.258 km
    Perigee 507.053 km 503.006 km
    Orbit Epoch 2026-10-18T22:27:01+0000 2026-10-18T08:46:16+0000

    YAOGAN-39 01C & VEGA Collision Probability (Pc) Trend

    YAOGAN-39 01C & VEGA Collision Probability (Pc) TrendNot Available

    YAOGAN-39 01C & VEGA Miss Distance (Miss Distance) Trend

    YAOGAN-39 01C & VEGA Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-39 01CMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    VEGAMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-39 01CCollision Probability Trend

    Object 1 Probability TrendNot Available

    VEGACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-39 01C

    No nearby objects data