Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.393258E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T08:59:05+0800
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    1 Object 1

    AOE ID 58760
    NORAD ID 58760
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 62673
    NORAD ID 62673
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YUNYAO-1 20 IMPULSE-2 MIRA
    Time of Closest Approach 2026-09-12T19:42:25+0000
    Collision Probability (Pc) 1.393258E-6
    Conjunction Distance (km) 2.785 km
    Relative Speed (km/s) 13.395 km/s
    Conjunction Risk Parameters R (Radial): 2.514 | I (In-track): -0.571 | C (Cross-track): 1.052
    Collision Risk Index (CRI) 0.38
    X Position (km) 4392.003 4391.272
    Position Y (km) -1955.931 -1954.59
    Position Z (km) -4932.173 -4929.845
    Velocity X (km/s) 0.92 4.315
    Velocity Y (km/s) 7.262 -3.46
    Velocity Z (km/s) -2.06 5.216

    Orbital Parameters 国际轨道数据源

    Parameter YUNYAO-1 20 IMPULSE-2 MIRA
    Semimajor Axis (a) 6885.546 km 6877.352 km
    Eccentricity (e) 0.000352 0.000251
    Inclination (i) 49.9772° 97.4200°
    RAAN 106.6626° 325.9975°
    Perigee Argument 278.1990° 188.8736°
    Mean Anomaly (M) 81.8563° 171.2456°
    Apogee 509.836 km 500.945 km
    Perigee 504.982 km 497.485 km
    Orbit Epoch 2026-09-10T17:41:14+0000 2026-09-10T11:06:50+0000

    YUNYAO-1 20 & IMPULSE-2 MIRA Collision Probability (Pc) Trend

    YUNYAO-1 20 & IMPULSE-2 MIRA Collision Probability (Pc) TrendNot Available

    YUNYAO-1 20 & IMPULSE-2 MIRA Miss Distance (Miss Distance) Trend

    YUNYAO-1 20 & IMPULSE-2 MIRA Miss Distance (Miss Distance) TrendNot Available

    YUNYAO-1 20Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IMPULSE-2 MIRAMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YUNYAO-1 20Collision Probability Trend

    Object 1 Probability TrendNot Available

    IMPULSE-2 MIRACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YUNYAO-1 20

    No nearby objects data