Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.986575E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-01T00:37:30+0800
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    1 Object 1

    AOE ID 31021
    NORAD ID 31021
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69175
    NORAD ID 69175
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-37385
    Time of Closest Approach 2026-08-31T17:15:14+0000
    Collision Probability (Pc) 1.986575E-6
    Conjunction Distance (km) 2.327 km
    Relative Speed (km/s) 14.445 km/s
    Conjunction Risk Parameters R (Radial): -1.651 | I (In-track): 0.565 | C (Cross-track): -1.537
    Collision Risk Index (CRI) 0.41
    X Position (km) -5082.04 -5083.146
    Position Y (km) -1450.381 -1449.232
    Position Z (km) 4331.698 4333.392
    Velocity X (km/s) -5.075 4.57
    Velocity Y (km/s) 0.065 -4.857
    Velocity Z (km/s) -5.834 3.726

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-37385
    Semimajor Axis (a) 7010.836 km 6840.929 km
    Eccentricity (e) 0.025774 0.000116
    Inclination (i) 98.3718° 53.1569°
    RAAN 6.7844° 161.0726°
    Perigee Argument 131.3185° 73.0646°
    Mean Anomaly (M) 231.0523° 287.0484°
    Apogee 813.398 km 463.587 km
    Perigee 452.000 km 461.997 km
    Orbit Epoch 2026-08-29T14:18:01+0000 2026-08-31T01:23:38+0000

    FENGYUN 1C DEB & STARLINK-37385 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-37385 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-37385 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-37385 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37385Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37385Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data